Answer:
4.) 310°K
5.)c.
6.)200 cal...
7.)b.
8.)54.000cal
If gastrulation was blocked by an environmental toxin, then__.
If gastrulation was blocked by an environmental toxin, then embryonic germ layers would not form.
When an embryo transitions from a one-dimensional layer of epithelial cells (blastula) to a multilayered, multidimensional structure known as the gastrula, it goes through a youthful developmental process called gastrulation.
The three layers of embryonic tissue, or germ layers, are created as a result of gastrulation. These cells will multiply, move, and differentiate during development into the four main adult tissues: epithelial tissue, connective tissue, muscle tissue, and nerve tissue.
The stages of gastrulation in amniotes are as follows: (1) the embryo develops asymmetries; (2) the primitive streak forms; and (3) cells from the epiblast intrude at the primitive streak and undergo an epithelial to mesenchymal transition to generate the germ layers.
Complete question:
If gastrulation was blocked by an environmental toxin, then
A) cleavage would not occur in the zygote.
B) embryonic germ layers would not form.
C) fertilization would be blocked.
D) the blastula would not be formed.
E) the blastopore would form above the gray crescent in the animal pole.
Learn more about nerve tissue from:
https://brainly.com/question/19740699
#SPJ4
Sustainable development provides for human needs while still preserving ecosystem services. Do you think hydroelectric power, an important renewable source of electricity world-wide, meets these criteria?
Yes, hydroelectricity is a significant renewable energy source that has been developed to meet human requirements.
What are the 3 main focuses of sustainable development?Harmonizing three key factors—economic growth, social inclusion, and environmental protection—is essential for sustainable development. All of these factors are important for the welfare of people and society and are interrelated.
What primary goal does sustainable development have?The Sustainable Development Objectives (SDGs) seek to alter the course of global affairs. They serve as a demand for action to eradicate poverty and injustice, safeguard the environment, and guarantee that everyone can live in peace, justice, and prosperity. ensuring that the basic requirements of future generations are likewise met.
To know more about Sustainable development visit:
https://brainly.com/question/17411145
#SPJ1
Ketonuria usually indicates abnormal metabolic processes that may be due to ________.
a) diets very low in carbohydrates b) hepatitis or other liver pathologies c) obesity and gross overeating d) a transfusion reaction
Ketonuria usually indicates abnormal metabolic processes that may be due to diets very low in carbohydrates.
So, the correct answer is option A
When the ketone level of your urine is excessively high, you have ketonuria. The conditions other names include acetonuria and ketoaciduria. acids that include or have ketone bodies. When you burn fats and proteins for energy, your body produces ketones. A typical adverse effect of the ketogenic diet is ketonuria. An energy-focused ketogenic diet severely limits or completely avoids carbohydrate consumption in favour of fats and protein. When you follow this low-calorie diet, your body must burn fats and proteins for energy, which results in the synthesis and excretion of ketone bodies.
Learn more about Ketonuria at
https://brainly.com/question/28274150?referrer=searchResults
#SPJ4
Throughout the world, especially the less-developed countries, burning wood or other biomass for heating or cooking in homes is common. One negative environmental impact of this practice is the production of particulates indoors, which can be a health hazard to humans.
Which of the following describes the best strategy for mitigating this potential problem?
answer choices
Installing effective ventilation systems in dwellings
Updating dwellings with well-sealed windows
Planting native plants around the dwelling
Equipping dwellings with rainwater collection systems
One negative environmental impact of this practice is the production of particulates indoors, which can be a health hazard to humans. The best strategy to deal with issue is Installing effective ventilation systems in dwellings and Planting native plants around the dwelling
Other negative health impacts from wood smoke emissions, which are addressed below, include coughing, wheezing, asthma attacks, heart attacks, and early death. Many of these contaminants can deteriorate both indoor and outdoor air quality. Installing effective ventilation system in dwellings helps to remove all the toxic smoke outside the house making it less hazardous to health. Planting trees near helps to purify the air and helps the environment.
Some VOCs released by wood-burning stoves, like benzene, have been linked to cancer. As an asthma trigger, formaldehyde can make patients cough, get headaches, or experience eye irritation. Polycyclic aromatic hydrocarbons (PAHs) - It is thought that long-term exposure to PAHs increases the risk of developing cancer. Hence, it is essential to protect the dwelling and not letting the production of harmful particles indoor.
For more such questions on health hazard, Visit:
https://brainly.com/question/14367881
#SPJ4
A negative environmental impact of this practice is the indoor generation of particles that can be harmful to human health. The best way to deal with this problem is to install an effective ventilation system in your home and plant native plants around your home.
Other adverse health effects from wood smoke emissions discussed below include coughing, wheezing, asthma attacks, heart attacks, and premature death. Many of these pollutants can degrade both indoor and outdoor air quality. Installing an effective ventilation system in your home will remove all toxic fumes outside your home, making it less of a health hazard. Planting trees nearby helps purify the air and help the environment. Some VOCs emitted from wood stoves, such as benzene, have been associated with cancer. As an asthma trigger, formaldehyde can cause coughs, headaches, or eye irritation in patients. Polycyclic aromatic hydrocarbons (PAHs) – Long-term exposure to PAHs is thought to increase cancer risk. It is Therefore, it is important to protect your home and not let it generate harmful particles indoors.
For more information on environment, visit :
brainly.com/question/13251946
#SPJ4
A. What are 2 regions where jellyfish populations have increased?
B. What are 3 regions where jellyfish populations have decreased?
Jellyfish increase in the West of Denmark when the NAOI increases. Jellyfish decrease in the North of Scotland when the NAOI increases.
Is jelly fish a real fish?
Due to the fact that jellyfish do not fit the definition of a fish, they are not listed. Remember that a fish should have gills, fins, and a spine, all of which a jellyfish lacks.Thousands of tiny barbed stingers can be found on the lengthy tentacles that the jellyfish leaves behind, which can inject venom. Jellyfish stings typically result in immediate pain and red, swollen skin markings. More systemic (whole-body) disease (may) result from some stings. Furthermore, they can occasionally be fatal.Jellyfish that have washed ashore on the shore should never be touched. The venom in the tentacles of dead jellyfish can still sting when it comes in contact with them.In contrast to humans, jellyfish do not experience pain in the same manner. They lack a heart, brain, bones, and breathing system. They are made up of 95% water, and the only neurons they have are in a simple network that allows them to detect their surroundings.To learn more about jelly fish refer to:
https://brainly.com/question/11216578
#SPJ1
LIMITED TIME, HELP URGENTLY !!!!!!!!!!!!!
The climate shifts in an ecosystem, causing the rainy seasons to
become shorter and water to become more scarce overall. What is
the most likely outcome of this environmental change?
Select one:
O No change in the equilibrium of each population
O All populations will increase in size.
O Some populations will expand while others decline.
O All populations will decline in size.
Answer:
Some populations will expand while others decline.
Explanation:
The populations in the environment will probably be impacted as the climate changes, the rainy seasons shorten, and water becomes more scarce. While some that are less suited may have a lesser probability of surviving, the organisms that are more acclimated to the new conditions will have a higher likelihood of survival and reproduction.
The size of the populations in the ecosystem will alter as a result of this shift in the environment's impact on population dynamics. The size of certain populations may expand because they are more suited to the new circumstances, while the size of other populations may decrease because they are less adaptable. Given that the environment would change as a result of this scenario, it is important to note that no change in the equilibrium of each population is not likely to occur.
What role do park workers play in responding to climate change?
What priorities seem most important to the park officials interviewed in the video?
What problems do these workers face in planning for the future?
How do workers decide when to set a controlled burn, and how do they know if they
have been successful?
The answers include the following below:
The role park workers play in responding to climate change is by collecting data and monitor the weather and habitat to track climate change.The priorities which seem most important to the park officials interviewed in the video is that they are worried about wildfires and how the wildfire season is getting longer and dryer because of climate change.The problems these workers face is the difficulty in planning for and to tell how exactly the climate will change and affect the ecosystem.The workers decide when to set a controlled burn, and know if it is successful by looking at the foliage and fuel that's on the ground and by the weather.What is Climate change?This is referred to as the long-term shifts in temperatures and weather patterns and is caused by the emission of greenhouse gases such as carbon dioxide etc.
The role park workers play in responding to climate change is by collecting data and monitor the weather and habitat to track climate change. However their worry is that it is difficult to tell how exactly the climate will change and affect the ecosystem due to the unpredictable nature in some instances.
Read more about Climate change here https://brainly.com/question/24316365
#SPJ1
Which of the following groups contributes the most to global climate change according to the Intergovernmental Panel on
Climate Change?
sea life
O wildfires
Ohumans
O birds
'Humans' contributes the most to global climate change according to the Intergovernmental Panel on Climate Change.
What do you mean by climate?
Climate is the average weather conditions in an area over a long period of time, usually 30 years or more. It includes patterns of temperature, precipitation, humidity, wind and other variables. It is important in determining where and how people live, what plants and animals can survive and how vulnerable species are to changes in the environment.
Humans are the leading cause of global climate change because of the amount of greenhouse gases that are released into the atmosphere as a result of human activity. This includes burning fossil fuels for energy, which produces carbon dioxide, and deforestation, which reduces the amount of carbon dioxide absorbed by plants. Additionally, other human activities, such as animal agriculture, result in the release of methane, another powerful greenhouse gas. As a result of these activities, the concentration of greenhouse gases in the atmosphere has been steadily increasing, leading to a rise in global temperatures.
Hence, Option C is correct.
To know more about climate,
https://brainly.com/question/28175994
#SPJ1
which of the following statements about treatment or prevention of a prion infection is true?
There is no known treatment or cure for prion infections. While some prion illnesses are acquired by contaminated food or medical devices, others can be contracted through hereditary transmission.
Other prion disorders manifest with no apparent reason. Prion illnesses are currently incurable. RML researchers are striving to create medicines because there is currently no recognised cure for prion illnesses. Researchers at the NIAID have examined thousands of substances using both cell-free and cell-based assays and have discovered hundreds of chemicals that prevent the development of the abnormal type of prion protein. Prion disorders cannot be cured, however some medications may help them advance more slowly. Despite their increasing and incapacitating symptoms, many diseases are managed medically to keep patients as safe and comfortable as possible.
The complete question is :
Which of the following statements about treatment or prevention of a prion infection is true? Antibiotic therapies such as penicillin are very effective cures High doses of anti-inflammatory drugs such as ibuprofen reduce the symptoms of prion infections.
There is no known treatment or cure for prion infections. Preventative vaccines have recently been shown to be effective in preventing prion infections.
Learn more about prion infection here:
https://brainly.com/question/11096929
#SPJ4
What would be an expected feature of a cell membrane that had no integral membrane proteins?
Answer:The membrane would be unable to transport sodium ions
Explanation:
A tomato plant that has pest-resistance genes inserted into its genome can be called a(n): O transgenic organism. O mutated organism. O cloned organism. O poisonous organism. O unnatural organism.
A tomato plant that has pest-resistance genes inserted into its genome can be called a transgenic organism.
If one or more foreign DNA sequences from another species have been intentionally added to the genome of an organism or cell, it is referred to as being transgenic. Transgenic organisms are developed in laboratories for scientific research.
When investigating the role of a gene, transgenic organisms are useful to study tools. Transgenesis and gene therapy, a medical procedure in which DNA is inserted into a patient's cells to treat illness, are similar concepts. In agriculture, transgenic organisms are widely used.
Learn more about gene therapy from:
https://brainly.com/question/13022890
#SPJ4
5 When an animal eats food stays in the stomach for a period of time. When a unicellular organism such as paramecium takes in food the food is stored in which organelle? Vacuole LIGHT BLUE Chloroplast YELLOW Cytoplasm ORANGE
(pls help!!)
When a unicellular organism, like Paramecium, gets in food, the food is contained in Vacuole organelle.
What is unicellular organisms?A single cell tries to make up an organism, which is called as a unicellular organism. This means that all aspect of life—including reproduction, feeding, digestion, and excretion—takes place within a single cell. Plankton, bacteria, and amoebas are some example of unicellular organisms.
What is distinction among unicellular and multicellular?Multicellular creatures use a variety of cells to perform their many functions, in comparison to unicellular organisms, which consist of just one cell that performs all of the processes required by the organism. Among the unicellular organisms are yeast, protists, and bacteria.
To know more about unicellular organisms visit :
https://brainly.com/question/3592297
#SPJ1
Question 21
Match the items.
epinephrine
norepinephrine
outer brain covering
middle brain covering
cerebrum
[Choose ]
[Choose ]
[Choose ]
[Choose]
[Choose ]
<
<
>
>
The brain's largest region is the cerebrum. The cerebral hemispheres are the two portions that make up this division.
What does the word "cerebral" mean?educated, serious, and preferring serious contemplation to emotion: His personality was the issue rather than his policies. Simply put, he was too intellectual and out of touch with Middle America. Thesaurus: instances, synonyms, and antonyms.
Is being cerebral a compliment?It was a praise if the speaker thinks of being cerebral as something to be admired. Yes, it was plainly meant as a complement if, for instance, the speaker was praising your sense of logic and intelligence.
To know more about cerebral visit:
https://brainly.com/question/9443177
#SPJ1
In addition to the amniotic egg, what other adaptation(s) do reptiles have
for living solely on land?
O Body hair
O Thick skin made of scales
O Breathable skin
O Four limbs
O Placenta
Answer:
B. Thick skin made of scales
Explanation:
Hope it helps! =D
Which of the following are mechanisms of mRNA surveillance? Select all that apply. (the ones listed are correct)
nonsense-mediated mRNA decay
nonstop mRNA decay
no-go decay
The nonsense-mediated mRNA decay pathway (NMD), the nonstop mediated mRNA decay pathways (NSD), and the no-go mediated mRNA decay pathway are the three surveillance mechanisms now understood to operate within cells (NGD).
Premature termination codons in mRNA transcripts are detected and degraded via nonsense-mediated decay (PTCs). PTCs can develop in cells by a number of different pathways, including errors in transcription, somatic mutations in DNA, germline mutations in DNA, and abnormalities in post-transcriptional mRNA processing.
When an mRNA transcript lacks a stop codon, it is detected and degrades through a process called nonstop mediated decay (NSD). These mRNA transcripts can develop through a variety of methods, including early 3' adenylation or cryptic polyadenylation signals in a gene's coding region.
The most recent detection of a monitoring mechanism is No-Go decay (NGD). It is not currently fully understood as a result. Although the true targets of NGD are not well understood, it appears that the majority of them are mRNA transcripts where the translation of the ribosomes has halted.
Click here to find out more about mRNA.
https://brainly.com/question/12903143
#SPJ4
Explain why egg and sperm cells are not important to protozoa.
Protozoa are too small to have egg or sperm cells.
Protozoa reproduce through spores.
Protozoa reproduce through the process of mitosis.
Protozoa contain a nucleus, so they do not need egg and sperm cells.
Protozoa reproduce sexually, asexually, and through genetic interchange. Among the asexual mechanisms, we can mention sporulation. Option B) Protozoa reproduce through spores.
What are protozoa?Protozoa are eukaryotic microorganisms with a nucleus and a cytoplasm. Usually, these are unicellular organisms, however, in some cases, several identical cells compose the individual.
Protozoa inhabit humid or aquatic spaces, being present in fresh and salty water. Many species are parasites.
These cells develop flagella or cilia as a cytoplasmatic extension used to move in aquatic environments.
Protozoa can reproduce sexually, asexually, or through the genetic interchange. They can express
Sporulation (asexual reproduction) ⇒ the original cell produces spores that are capable of surviving unfavorable environmental conditions until they can produce new complete cells.
Gemation (asexual reproduction) Binary fision (asexual reproduction) Bipartition (asexual reproduction) Cell fusion (sexual reproduction)
The correct option is B) Protozoa reproduce through spores.
A) Protozoa are too small to have egg or sperm cells. FALSE. They can produce gametes.
C) Protozoa reproduce through the process of mitosis. FALSE. They reproduce by binary fision and bipartition which are similar to mitosis, but not identicall.
D) Protozoa contain a nucleus, so they do not need egg and sperm cells. FALSE.
You can learn more about protozoa reproduction at
https://brainly.com/question/1854853
https://brainly.com/question/4162320
#SPJ1
What are the 3 predators listed for peppered moths?
Answer:
A is flycatchers, nuthatches, and the European robin
Explanation:
The three predators listed for peppered moths are birds, bats, and spiders.
What are Peppered moths?
The Peppered Moth (Biston betularia) is a species of moth that is found in the wild primarily in Europe and North America. Some predators of the peppered moth include:
Birds: Birds such as Sparrows, warblers, and flycatchers are known to feed on adult moths, as well as the larvae and cocoons of the peppered moth.
Spiders: Many species of spiders, such as orb-weavers and jumping spiders, are known to feed on moths, including the peppered moth.Parasitoids: Parasitoids are insects that lay their eggs on or inside the larvae of other insects, such as moths. Once the eggs hatch, the parasitoid larvae consume the host insect, which in this case would be the peppered moth larva.Learn more about peppered moth, here:
https://brainly.com/question/3384078
#SPJ2
LIMITED TIME, HELP URGENTLY!!!!!!!
Fossil evidence suggests that a number of members of one fish species from an
ancient lake in Death Valley, California became several isolated species.
Each of these new species lived in a different pond.
Which of the following best explains the cause of this speciation?
Select one:
O temporal isolation
O geographic isolation
O behavioral isolation
O episodic isolation
Answer:
geographic isolation
Explanation:
as the lake is ancient they will have gotten adapted to it but as they grow the food there may not be able to feed them
hope this was helpful
Indicate whether natural selection, if it acted alone, could cause changes in the allele frequency(ies) of a population.
Yes , natural selection if aced alone could cause changes in the allele frequency of a population.
Allele frequency is also impacted by natural selection. The prevalence of an allele will rise if it confers a phenotype that makes a person more likely to live or produce more children.
The distributions of phenotypes can be impacted by natural selection on polygenic features in three different ways: directional selection, stabilizing selection, or disruptive selection.
Gene flow, genetic drift, natural selection, and mutation can all affect the allele frequencies in a population. The four fundamental forces of evolution are known as these. Keep in mind that only mutations can lead to new genetic variations. These variations within and across populations are only rearranged by the other three forces.
To learn about allele
https://brainly.com/question/7602134
#SPJ4
LIMITED TIME, HELP!!!! URGENT!!!!!
Bowerbirds construct elaborate bowers (nests) and decorate them with different colors to attract females. The Satin bowerbird builds a nest between upright sticks, and decorates with bright blue objects, while the MacGregor's bowerbird builds a tall tunnel of sticks and decorates with bits of white objects.
The two populations have almost identical genes, but the birds cannot
breed with each other. This is most likely because ____
Select one:
A forest separates the two populations of bird
Their different mating rituals separate the two populations
Both species of bird used to breed together until a hurricane randomly killed the some of the birds
The Satin bowerbirds are larger than the McGregor's bower birds
Answer:
Their different mating rituals separate the two populations.
Explanation:
likely the correct answer because the fact that the two populations of bowerbirds have "almost identical genes" suggests that they are closely related, but are unable to breed with each other. This is most likely due to the fact that they have developed different mating rituals, which includes building different types of bowers and decorating them with different colors. This difference in mating rituals would make it unlikely for the two populations to breed, as the females of each population would be attracted to the bowers and decorations that are specific to their own population.
Question 5(Multiple Choice Worth 3 points)
(04.01 MC)
Which statement describes the role of the organism indicated by the blue arrow in the food web?
Food web showing several different food chains. The blue arrow is pointing to an image of grass which is eaten by a wood duck and meadow vole. The wood ducks and meadow vole are then eaten by red tailed hawk.
© FLVS
Producers bring energy into the ecosystem by making organic molecules from sunlight or chemical compounds.
Producers bring new energy into an ecosystem by breaking down inorganic materials and making new ones.
Consumers feed other larger producers by breaking down organic molecules.
Consumers recycle organic molecules, like glucose, for other species to use as food.
I already picked B and it was wrong
The statement that describes the role of the organism indicated by the blue arrow in the food web is option A. Producers bring energy into the ecosystem by making organic molecules from sunlight or chemical compounds.
What is the Food web about?
Producers, such as the grass in the food web, use energy from the sun to make their own food through the process of photosynthesis. This process creates organic molecules, such as glucose, which can be used as a source of energy for other organisms in the ecosystem.
Therefore, this process not only provides food for the producers themselves but also for other organisms in the ecosystem. The glucose which is produced by the photosynthesis is used by the producers themselves, but also is a source of energy for herbivores (animals that eat plants) as well as other organisms that feed on herbivores. This process is crucial for the functioning of the ecosystem, as it provides the energy that supports the entire food web.
Learn more about Food web from
https://brainly.com/question/2179
#SPJ1
Question 21
Match the items.
epinephrine
norepinephrine
outer brain covering
middle brain covering
cerebrum
[Choose ]
[Choose ]
[Choose ]
[Choose]
[Choose ]
<
<
>
>
The arachnoid, a structure resembling a web and filled with fluid, is the middle layer and protects the brain. The durable outer layer is referred to as the dura mater.
What are the three dura mater layers?The brain and spinal cord are shielded by three layers of membranes called meninges. Pia mater is the thin inner layer. The arachnoid, a structure resembling a web and filled with fluid, is the middle layer and protects the brain. The durable outer layer is referred to as the dura mater.
Why is Duramat known as the "difficult mother"?Dura mater is defined. the topmost of three membranes, or meninges, that encircle the brain and spinal cord. Its Latin translation is "difficult mother." Due to the membrane's strength and thickness, which is typically firmly linked to the inside side of the skull, the term is appropriate.
To know more about dura mater visit:
https://brainly.com/question/13049981
#SPJ1
Which of the following explain(s) how epigenetic inheritance occurs? Select all that apply. A.Histone modifying enzymes are capable of propagating histone modifications from nucleosome to adjacent nucleosome. B. Base modifications on a DNA strand assist with the modification of histones. C. Histone modifying proteins are capable of independently remembering the specific modifications that need to be added to newly synthesized DNA. D. Following replication, modified histones associate with unmodified histones.
Base modifications on a DNA strand help in the modification of histones, and histone-modifying enzymes are capable of spreading histone modifications from one nucleosome to an adjacent nucleosome. The selected statements are 1 and 2.
Histones are the main proteins that make up eukaryotic chromatin and are involved in the regulation of genes. They are extremely basic proteins rich in lysine and arginine residues that serve as the spools around which nucleosomes, which are structural units made of DNA wound around it.
Important chromatin structure and gene transcription are regulated by histone modifications, which have an impact on a number of significant cellular abnormalities. Thus, histone is considered the key regulator of epigenetic inheritance.
The new DNA strands are similarly changed by the histone-modified enzymes as the old DNA. Inheritance patterns can therefore be passed on to the next generation. Epigenetic inheritance thus happens.
To know more about histone:
https://brainly.com/question/13036208
#SPJ4
In hydrochloric acid (HCI), chlorine has greater electronegativity than hydrogen. Therefore, View Available Hint(s) O the H side of an HCl molecule would have a slight negative charge O HCl is a nonpolar molecule O H and Cl cannot interact chemically O the H side of an HCl molecule would have a slight positive charge
In hydrochloric acid (HCI), chlorine has greater electronegativity than hydrogen. Therefore, the H side of an HCl molecule would have a slight positive charge.
In chemistry, an atom's or functional group's ability to attract electrons to itself is referred to as its electronegativity. The electronegativity of an atom depends on its atomic number and the distance of its valence electrons from its charged nucleus.
Electronegativity is the property of an atom to attract shared electrons in a covalent bond. The degree of electronegativity of an element increases with how well it draws the shared electrons.
Its electronegativity is a measure of an atom's propensity to attract electrons (or electron density) to itself. It regulates how the shared electrons are distributed among the two atoms in a bond. An atom will aggressively pull electrons from its bonds if its electronegativity is high.\
Learn more about valence electrons from:
https://brainly.com/question/28977387
#SPJ4
3. In terms of energy costs to the cells in the proximal tubule, the reabsorption of salt (Na+ and Cl-) and
been called a deal where we get "3 for the price of 1". Explain. (2 marks)
The reabsorption of salt in the proximal tubule is an energy-efficient process for the cells.
What is reabsorption?
Reabsorption is the process by which certain molecules, ions, and other substances are taken back into the blood from the renal tubules of the kidneys. The substances absorbed in this process include water, glucose, amino acids, and electrolytes. This process helps to regulate the body's fluid balance, electrolyte balance, and blood pressure.
This is because the cells expend energy to reabsorb three ions (Na+, Cl-, and HCO3–) for the price of one. The HCO3– is produced by the same energy-requiring process that reabsorbs Na+ and Cl–, so the cells gain the benefit of reabsorbing three ions with the same amount of energy used to reabsorb just one.
To know more about reabsorption,
https://brainly.com/question/10412615
#SPJ1
which two factros determine the density of water
There are two main factors that affect the density of water, namely, Temperature and Purity.
What are the 2 main factors that control the density of water?There are two main factors that make ocean water more or less thick temperature and salinity. Cold, salty water is denser than warm, crisp water and will sink below the less thick layer. The Density of Water can be explained as: It is the weight of the water per unit volume, which depends on the temperature of the water.
The density of water can also be overripe by temperature. When the same amount of water is heated or fresh, its density changes. The density of seawater can be expanded by reducing its temperature, increasing its salinity, or increasing the pressure. Pressure has the least collision that affects the density of ocean water the temperature of the water and the saltness of the water.
So we can conclude that Water's density is affected by its purity, temperature, and depth.
Learn more about the density of water here: https://brainly.com/question/28910531
#SPJ1
the two strands of duplex dna are complementary in sequence and arranged in antiparallel fashion. what is the base sequence of the complementary strand to the following: 5'-atgctcgacttacat-3'
The correct option is A ; 5'-ATGTAAGTCGAGCAT-3' DNA is written 5' to 3', therefore the complimentary strand is 5'-3', while 5' here corresponds to the end (3') of the first strand.
The bases on one strand are considered to be complimentary because they regularly pair with the bases on the other strand (for example, A=T). Each DNA strand now includes the information needed to replicate the other DNA strand.
DNA is made up of two strands of nucleotides that are bound together by hydrogen bonds. The strands each stretch from 5' to 3' in antiparallel, or opposite, directions.
Two biopolymers are antiparallel in biochemistry if they run parallel to each other but in opposite directions (alignments). The two complimentary strands of a DNA double helix, which run in opposite directions beside each other, are an example.
Learn more about to complimentary
https://brainly.com/question/13350248
#SPJ4
Full Question;
The two strands of duplex DNA are complementary in sequence and arranged in antiparallel fashion. What is the base sequence of the complementary strand to the following:
5'-ATGCTCGACTTACAT-3'
5'-ATGCTCGACTTACAT-3'
5'-TACATTCAGCTCGTA-3'
5'-ATGTAAGTCGAGCAT-3'
5'-TACGAGCTGAATGTA-3'
3'-ATGCTCGACTTACAT-5'
Death cap mushrooms produce a substance called alpha-amanitin-eating even one death cap mushroom can be fatal. The toxin alpha-amanitin is an inhibitor of transcription. What would you predict to be the immediate outcome of adding alpha-amanitin to a cell? O reduced DNA synthesis O reduced binding of tRNAs to anticodons O reduced rate of translocation by ribosomes translating mRNA O increased rates of protein synthesis O reduced production of one or more types of RNA
Soon after being exposed to amanitine, the nucleoli of liver cells disintegrate, which prevents RNA polymerase II from blocking DNA transcription and interfering with DNA synthesis.
Amanitine does this via interacting with RNA polymerase II's 140,000-Dalton subunit. Amanitin, a bicyclic octapeptide that was isolated from the death-cap fungus Amanita phalloides, is exceedingly poisonous. Eukaryotic cells are poisonous to amanitin because it is a strong inhibitor of RNA polymerase II. A class of antibiotics known as DNA synthesis inhibitors targets the synthesis of DNA in bacteria and other organisms. Metronidazole, a 5-nitroimidazole, is effective against numerous bacteria and protozoans and hinders the formation of nucleic acids, which are the building blocks of DNA.
Learn more about transcription here:
https://brainly.com/question/14136689
#SPJ4
If you cross two small pea plants that are heterozygous for height, what is the chance that their offspring will be short and what is the chance of the offspring being tall?
Answer:
3:4 or 75% or 3/4
Don't know if that's the answer you're looking for or not but here. You could be needing a dehybrid cross not a monohybrid cross.
) Igneous rocks form from ____ when it cools.
Answer:
magma
Explanation:
Answer:
magma
Explanation: Igneous rock forms when magma cools and makes crystals. Magma is a hot liquid made of melted minerals. The minerals can form crystals when they cool. Igneous rock can form underground, where the magma cools slowly.