Answer:
Dissociation of the myosin head from the actin filament requires the binding of ATP (I).
____ are the regions where growth is initiated by the proliferation of cells.
Answer:
1. I’m not sure if the question is to finish the sentence. But I will give you the answer to the question if thats what you are asking.
Explanation:
Proliferation is a physiological process of cell division that occurs in almost all tissues, resulting in an increase of the number of cells. Mitosis is the main way for eukaryotes to divide cells, such as multicellular organisms in a mitotic way to increase the number of somatic cells.
This disease is caused by strains of streptococcus pyogenes which produce an erythrogenic toxin due to the presence of a lysogenized bacteriophage?
The scarlet fever and types of erythrogenic toxins are produced by the streptococcal strains.
The scarlet fever is a streptococcal disease. The erythrogenic toxins produced by GABHS are the cause of the rash of scarlet fever.
The scarlet fever is also known as "scarlatina" in old literature references.
It is a syndrome which is characterized by exudative pharyngitis ,fever, and bright-red exanthem. The cause of it is streptococcal pyrogenic exotoxins (SPEs) types which are as- A, B, and C produced by group A beta-hemolytic streptococci (GABHS) found in secretions and discharge from the nose, ears, throat, and skin.
Although scarlet fever may follow streptococcal wound infections or burns, as well as upper respiratory tract infections.
Attached with this is the image for Scarlet fever.
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what is the sound producing organ in rabbit
The larynx is the sound producing organ in a rabbit.
Which cell type is the most numerous white blood cell in circulation, is the first leukocyte recruited from the bloodstream to injured tissues, and releases potent antimicrobial peptides
Neutrophils are the most numerous leukocytes in circulation, it is the first leukocyte recruited from the bloodstream to injured tissues, and releases potent antimicrobial peptides.
Neutrophils are a type of white blood cell, they are granulated and have a multilobed nucleus. The cytoplasmic granules contain microbicidal substances.
The major functions of neutrophils are:
Destroying the pathogen by phagocytosis.Disintegrating the bacterial toxins Helping other immune cells to generate an immune response against the invading pathogen.Neutrophils play a very important role in immune functions as they are the first cells to travel to the site of infection and disintegrate the pathogen by microbicidal substances in their granules and by phagocytosis.
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1) Based on your observations, what are the phenotype and genotype of the P1 plant? What did you deduce to be the genotype and phenotype of the P2?
2) Based on your observations, draw the Punnett square for the cross of the P1 and P2 parental plants.
Based on your observations, draw the Punnett square for the cross of the F1 plants.
Based on the Punnett square above, what is the percentage of offspring that are predicted to have purple stems and dwarf stem height? How did this compare to the results that you obtained in this lab?
Based on the Punnett square above, what is the percentage of offspring that are predicted to have non-purple stems and dwarf stem height? How did this compare to the results that you obtained in this lab?
Based on the Punnett square above, what is the percentage of offspring that are predicted to have purple stems and normal stem height? How did this compare to the results that you obtained in this lab?
Based on the Punnett square above, what is the percentage of offspring that are predicted to have non-purple stems and normal stem height? How did this compare to the results that you obtained in this lab?
Answer:
Explanation 2 because ishudbh
Which of the following can be used to measure absolute time? Select all that apply.
A. varves
B. tree rings
C. law of superposition
D. ratio of C-12 to C-14 in a bone sample
Which macromolecule(s) is/are critical in the active site of the ribosome for catalysis of peptide bond formation?
The ribosomal RNA is the critical component in the active site as this site is only contains ribosomal RNA.
Ribosomal RNA covers over sixty percent of total ribosome by weight and are crucial for all its Operations from binding to mRNA and choosing tRNA to catalyzing the arrangement of a peptide bond between two amino acids. Even the framework of a ribosome is determined by the three-dimensional shape of its rRNA core.
Ribosomes are composed of two subunits, the large and the small subunit, both of which consist of ribosomal RNA (rRNA) molecules and a variable number of ribosomal proteins. Significant ribosome function includes assorting amino acids to form proteins that are essential to carry out cellular functions.
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What is magmatic differentiation? how might this process lead to the formation of several different igneous rocks from a single magma?
Magmatic differentiation entails approaches by the way in which chemically one-of-a-kind igneous rocks, along with basalt and granite, can shape from the same initial magma excessive-temperature minerals can crystallize and settle out, causing the ultimate molten fabric to be focused with components that may later form rock enriched in low-temperature minerals (along with granite).
The technique by means of which chemically specific igneous rocks, such as basalt and granite, can shape from the equal initial magma.
Magmatic differentiation can arise by way of the chemical response between the magma and the first crystals to solidify out of it, or by the physical separation of the first crystals that shape from the ultimate magma, both thru settling to the bottom of a magma chamber or thru crustal deformations that purpose the remaining magma to be squeezed out to cool in veins.
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A dull percussion note forward of the left midaxillary line around 10th rib in the abdomen is:_______.
A dull percussion note forward of the left maxillary line around 20th rib in the abdomen is indicative of splenetic enlargement.
Enlarged spleen can caused by any infection, or other liver diseases , blood diseases characterized by abnormal blood cells, problems with the lymph system, or other conditions.It can be reduced by by the number of healthy red blood cells , platelets and white cells in your bloodstream, leading to more infection again and again.
Depending on the severity the engaged spleen may return to normal size and function when the underlying disease is treated or resolved.Dullness is the normal sound when tissues that are dense such as liver.
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Which one of the following is an example of a strong base?
OA. Hydrochloric acid
OB. Sodium bicarbonate
O C. Sodium hydroxide
O D. Acetic acid
What occurred in the red bacterial cell in generation 2? (click on the one correct answer.)
The mutation occurs in the red bacterial cell in generation 2.
An alteration in the nucleic acid sequence of an organism's, virus's, or extrachromosomal DNA is referred to as a mutation. DNA or RNA can be found in the viral genome.
Environmental elements known as mutagens are what trigger mutations. Radiation, chemicals, and pathogenic agents are examples of mutagens. Mutations may occur naturally spontaneously.
Red blood cells are impacted by thalassemia, a genetic blood condition. A change in the cell that produces hemoglobin is the cause of thalassemia. Anemia is brought on by the mutation's disruption of hemoglobin formation, which results in low hemoglobin levels and a rapid loss of red blood cells.
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Functions of following nutrients..
Carbohydrate
Protein
Fat
Minerals
Vitamins
Water
Answer:
Carbohydrates: promote digestive health
protein: it help repair and build your body's tissues, allow metabolic reaction to take place and coordinate bodily functions.
Fat: help hive the body energy, protect your organs, supports cell growth, keeps cholesterol and blood pressure under control and help the body absorb vital nutrients.
minerals: for the proper composition of body fluids, including blood, and for the proper composition or tissues, bone, teeth, muscles and nerves
vitamins: needed for cell reproduction, growth, development and for processing energy in the cells
water: the transportation of nutrients, and maintenance of body temperature.
In which step(s) did a chemical change most likely occur? investigation a, step 1 and investigation b, step 1 investigation a, step 2 and investigation b, step 2 investigation a, step 2 only investigation b, step 2 only
A chemical change must have occurred in investigation B step 2 because a change in color occurred.
What is a chemical change?A chemical change is said to occur when a new substance has been formed. The markers of the occurrence of a chemical change are signs such as;
Evolution of a gasAppearance of a solidChange of colorChange of temperatureNow a physical change does not involve the formation of a new substance. Physical change would always involve the change of a substance from one form to another such as the melting of ice.
As such, in looking our for the steps in which a chemical change occurred we must look out for the properties of a chemical change as mentioned above.
Now, a chemical change must have occurred in investigation B step 2 because a change in color occurred.
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Missing parts;
Investigations were carried out in a science lab to explore the topic of chemical and physical changes. Investigation A Step 1. Add 5 tsp. salt to 100 ml warm water and stir until most or all of the salt is no longer visible. Step 2. Heat the salt solution on a burner until only a white solid remains. Investigation B Step 1. Mix 10 tsp. white sugar into 100 ml water and stir until most or all of the sugar is no longer visible. Step 2. Heat the sugar solution on a burner until the solution thickens and turns brown. In which step(s) did a chemical change most likely occur?
Explain various type of work.
Work: According to physics, work is defined as when a force acting on a body causes it to move a given distance. Work is a scalar number because it is the dot or scalar product of two vectors (force and displacement).
Types of work
1. Reactionary Work
In the present day, Reactionary Work takes up the majority of our waking hours since we are solely concerned with reacting to messages and demands that come in the form of emails, texts, F4cebook messages, tweets, voicemails, and the list goes on. Instead of taking the initiative in the areas that mean the most to you, you are continuously responding to what is presented to you. You cannot let Reactionary Work overwhelm you, even though it is vital.
2. Planning Work
You must plan how you will accomplish your tasks at other times. Planning work covers the time spent, arranging and prioritizing your time, creating meeting management systems, and perfecting working management systems. Planning involves determining how to spend your energy and creating a strategy for accomplishing your goals. The most engaging processes are highly customized, oftentimes on the verge of becoming neurotic, yet they keep us interested. Planning work may not seem alluring, yet it may increase your productivity and help you achieve your objectives.
3. Procedural Work
Of course, there are a lot of daily actions we take that are neither tactical nor retaliatory. The administrative and maintenance tasks that we perform to stay afloat are referred to as procedural work. Examples include making sure that the bills are paid, filing taxes, updating a presentation deck, and tracking previous outgoing emails to ensure that they were handled or resolved. Although procedural work is crucial, we must always keep an open mind when approaching it. When procedures become outdated and are followed simply out of habit rather than need, they backfire.
4. Insecurity Work
Insecurity Work includes the activities we engage in as a result of our own fears, such as frequently checking internet reviews of you or your goods or compulsively studying certain company statistics. While quickly convincing us that everything is OK, insecurity work doesn't advance the situation at all, and we frequently aren't even aware that we're engaging in it.
5. Problem-Solving Work
The most crucial time for creativity is during problem-solving tasks. Whether we are building a new interface, creating a new business strategy, crafting an insightful blog post, or outlining the features of a new product, this is the task that demands all of our mental capacity and attention. You use pure ingenuity to develop solutions whether you're working alone or with a team.
The most engaging processes are highly customized, oftentimes on the verge of becoming neurotic, yet they keep us interested.
What is the primary factor other than precipitation or temperature that could change the description of a site near location 3 from an equatorial (tropical) climate to alpine tundra?
The primary factor other than precipitation or temperature that could change the description of a site near location 3 from an equatorial (tropical) climate to alpine tundra is elevation.
The factors that affect the Tundra's climate are temperature, solar radiation , air pressure , precipitation etc. There are two type of Tundra , alpine and arctic. Alpine tundra is occurs at high elevation where temperature are colder.The alpine tundra has a more moderate climate like summers are cool with temperatures that range from 3 to 12 °C and winter are also moderate with temperature bellow -18 °C.
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All events that occur in living things in order to maintain homeostasis are known as
Answer:
The living things in order to maintain is homeostasis
The living things in order to maintain is homeostasis
What is homeostasis?
As it is currently understood, homeostasis is a self-regulating process that allows biological systems to remain stable while responding to shifting environmental factors.
The stable internal, external, and chemical conditions that are maintained by living systems are known as homeostasis in biology. In order for the organism to function at its best, a number of factors, including body temperature and fluid balance, must be maintained within predetermined ranges.
The capacity of an organism to retain internal stability in response to environmental changes is known as homeostasis. The best illustration of homeostasis is the body's internal temperature.
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Pulmonary Artery Enlargement on Routine Staging 18F-Fluodeoxyglucose Positron Emission Tomography/CT for Lung and Oesophageal Cancer
Pulmonary hypertension (PH) is an underdiagnosed condition associated with poor survival and increased post-operative mortality in lung cancer.
What is pulmonary hypertension?A form of high blood pressure known as pulmonary hypertension affects the arteries in the lungs and the right side of the heart.
Blood arteries in the lungs are constricted, obstructed, or damaged in pulmonary arterial hypertension (PAH), one kind of pulmonary hypertension. Due to the injury, blood pressure in the arteries of the lungs increases and blood flow through the lungs is slowed. Blood must be pumped through the lungs more forcefully by the heart. The increased strain eventually weakens and fails the cardiac muscle.
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The muscles that retract the scapula are the?
Describing the shape of a spider web observed during an investigation of
living and non-living things in your backyard is an example of *blank*
measurement.
Describing the shape of a spider web observed is an example of nominal measurement.
What is Nominal measurement?This is a type of measurement in which the data or variables are named without any specific order unlike ordinal measurement.
The shape of the web was described without any emphasis on the order which is why it was chosen as the most appropriate choice.
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There is a significant forward slippage on one vertebra in this lateral radiograph. which vertebra?
Its a degree of slippage of one vertebral body on the adjacent body. Spondylolisthesis is a condition , it occurs when vertebral body slips with respect to adjacent body of vertebra.
Its causes back pain but nor dangerous and not life long ,its normal . Medication and physical therapies can helpful.The treatment for slippage is depends on the severity of pain and vertebra slippage.
Non surgical treatment can helps ease pain and make stronger the bone.There are some initial symptoms of slippage such as pain in your lower back when your standing for a long or setting in improper way, pain spreading to your bottom or things.
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Which two species are actually the closer relatives in terms of evolutionary history: human, chinook salmon, and great white shark?
The two species that are closer relatives in terms of evolution include chinook salmon and white shark.
What is evolution?Evolution refers to a common origin in different organisms, and the main evolutionary mechanism is natural selection.
Humans, chinook salmons and white sharks belong to Chordate Phylum, but these last two are closer form an evolutionary point of view.
In conclusion, the two species that are closer include chinook salmon and white shark.
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What term is used to describe the capacity of some erythrocytes to vary in size, especially in relationship to some anemias?
The term used to describe the capacity of some erythrocytes to vary in size, in relationship to some anemias is called Anisocytosis.
Additional descriptors of erythrocytes associated with some anemias include anisocytosis (assuming various sizes) or poikilocytosis (assuming various shapes).
Anisocytosis means that there are red blood cells of varying sizes on your blood smear. Poikilocytosis means that there are red blood cells of varying shapes on your blood smear.
The usual treatment for iron deficiency is taking iron supplements and changing the diet to increase iron levels through iron-rich foods. The most common supplement is ferrous sulfate, which is taken as a tablet.
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Select the reasons that farmers typically only specialize in one breed.
homogeneous housing
familiarity with the breed
business efficiency
standardized food supplies
lack of training
time demands
personal preference
Many organic farming methods employ nonchemical means of controlling weeds and insects. Often, these methods are not as effective, and so the trade off for being chemical-free is a lower crop yield and higher prices. In which ecosystem would expect to see greater diversity
A cultivated field with organic methods would expect to see greater diversity.
What Is Organic Farming?
Organic farming is an agricultural practice that makes use of biological pesticides and fertilizers derived from plant or animal waste. Actually, the practice of organic farming began as a response to the harm that synthetic fertilizers and chemical pesticides were causing to the environment. Or to put it another way, organic farming is a new type of agriculture or farming that improves, maintains, and repairs the ecological equilibrium.
Economical benefits of organic farming include: For the planting of crops, expensive fertilizers, insecticides, or HYV seeds are not necessary in organic farming. There is therefore no additional cost.
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The Conservation Reserve Program pays farmers to ________. grow native crops such as corn and beans experiment growing new varieties of GM crops stop growing tobacco pasture cattle instead of growing crops stop cultivating highly erodible land
The Conservation Reserve Program pays farmers to stop cultivating highly erodible land.
The Conservation Reserve Program is a cost-share and rental payment program of the united states department of Agriculture. CRP is a land conservation program administered by the Farm carrier enterprise (FSA). In change for every year rental price, farmers enrolled in the program agree to put off environmentally sensitive land from agricultural production and plant species in order to improve environmental health and quality.
The long-term purpose of the program is to re-establish valuable land cover to help improve water quality, prevent soil erosion, and decrease the loss of flora and fauna.
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Identify the function of the highlighted structure. transports urine to the urinary bladder carries fecal matter to the anus transports urine to the exterior
The urethra transports urine to the urinary bladder carries fecal matter to the anus transports urine to the exterior.
How is urine transported into the bladder?
The urinary system's ureters are responsible for filtering blood and producing urine as a waste product. The two tubes are known as ureters transport urine from the kidneys to the bladder. The ureters are between eight and ten inches long. A muscular tube called a ureter empties urine into the bladder. The bladder is the organ where pee is kept before it can be removed. Over time, smooth muscle contractions in the walls of the ureters deliver urine into the bladder in little bursts.
A kidney infection may manifest if urine is allowed to pool or back up. A muscular pouch called the urinary bladder stores urine until it is expelled from the body.
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Which reflex prevents you from falling when you suddenly lift one foot off the ground in response to pain?
Crossed-extensor reflex prevents you from falling when you suddenly lift one foot off the ground in response to pain.
A withdrawal reflex is the crossed extensor reflex. In the withdrawing limb, the extensors relax while the flexors contract, but in the other limb, the opposite happens. This can be seen, for instance, when someone steps on a nail; the affected leg pulls away, while the other leg bears the weight of the entire body.Contralateral means that the crossed extensor reflex takes place on the side of the body that is opposite from the stimulus. Afferent nerve fiber branches travel from the stimulated side of the body to the opposite side of the spinal cord to cause this response.They make connections with interneurons there, which then stimulate or inhibit alpha motor neurons to he muscles of the contralateral limb.learn more about Crossed-extensor reflex here: https://brainly.com/question/23243906
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Name of process whi ch can increase the rate of dissolving waterr in salt
Agitation and stirring will increase the rate of dissolving water in salt.
What is agitation and stirring?Agitation:
A fluid is agitated when it is made to flow mechanically through a vessel in a certain pattern, such as a circulatory one. The process of agitating a mixture involves the movement of one or more of its constituent parts to enhance contact. A liquid's usual properties will change as a result of vigorous agitation, especially with water, which reduces the liquid's aggregation.
Stirring:
To stir is to continually or repeatedly move one's hand through something (such a liquid or another substance) in order to cool, mix, agitate, dissolve, etc. any or all of the component parts: to use a spoon to stir your coffee.
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What do both the set point hypothesis and the settling point hypothesis seek to explain?
Both the set point hypothesis and the settling point hypothesis seek to explain how multiple, interacting factors determine body weight.
What is a hypothesis?A hypothesis is a statement defining the relation between two or multiple variables that has to be tested to find the truth of the relationship.A good hypothesis should be precise, given as a statement, should be able to be tested, contains at least two variables.According to set point hypothesis, our DNA contains baseline information about our body weight. The change of our body weight from a specific set point given in the DNA is limited. Each body has its specific set point and tries to stay in that range.Settling point hypothesis also determines how our body controls weight, According to this hypothesis; our weight is maintained by the feedbacks which are controlled by specific genes present in the DNA.Learn more about hypothesis here:
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A single-cell atlas of non-alcoholic fatty livers identifies regulatory genes that control de novo lipogenesis
A Final statement or concluding statement
It should be noted that not all gut microbiota promote fatty liver disease; some strains act as "probiotics," mitigating the negative effects of other gut microflora.
This is supported by evidence that butyrate, as demonstrated in NAFLD rat models, may be the mechanism by which some bacteria inhibit progression from benign hepatic steatosis to NASH. Changes in the microbiome may thus influence an individual's risk of developing NAFLD, progressing to NASH, or developing the metabolic syndrome.
Hepatic de novo lipogenesis (DNL) is the biochemical process of synthesising fatty acids from acetylCoA subunits produced by a variety of cell pathways, most notably carbohydrate catabolism.
In addition to glucose, which is the most common source of carbon units for DNL, fructose is a profoundly lipogenic substrate that can drive DNL, which is significant given the increased use of fructose in corn syrup as a sweetener.
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