Early one morning a large number of fish were found dead along the banks of a Florida river.
Several scientists proposed hypotheses for the deaths. Which of the following would be most
appropriate for the scientists to do to determine the cause of the fish kill?

Answers

Answer 1

Answer:

sho fronk dil'oge compre siced

Explanation:

Answer 2

Answer: Conduct water quality tests to determine if there are any pollutants or toxins present in the river water.


Related Questions

biological term of a segment of chromosome that control each characteristic​

Answers

Answer:

Genes are segments that contain the code for a specific protein that functions in one or more types of cells in the body.

A donkey and a horse can be mated to produce a mule, but mules are sterile and cannot have
offspring. Infer whether donkeys and horses should be considered the same species. Explain
your answer using textual evidence.

Answers

Answer:

But hinnies and mules can't have babies of their own. They are sterile because they can't make sperm or eggs. They have trouble making sperm or eggs because their chromosomes don't match up well. ... A mule gets 32 horse chromosomes from mom and 31 donkey chromosomes from dad for a total of 63 chromosomes

Answer:

But hinnies and mules can't have babies of their own. They are sterile because they can't make sperm or eggs. They have trouble making sperm or eggs because their chromosomes don't match up well. ... A mule gets 32 horse chromosomes from mom and 31 donkey chromosomes from dad for a total of 63 chromosomes.

Explanation:

Your teacher gives you a task in science class. You must decide which of the five samples you are given are alive or were once alive. One specimen is a crust gray-green object. What is the BEST clue you could use to decide: living thing or not a living thing.

A) Does it move?
B) Does it have DNA?
C) Is it made of cells?
D) Can it make its own food?

Answers

The best clue that can be used to decide living thing or not a living thing is the observation of living or dead cells present in the specimen. All the living or dead organisms exhibit cells. Cell is a structural and functional unit of life. The growth and metabolism of living organism are dependent upon a cell. A cell in a life form exhibit organelles and components which are not found in non-living objects

The BEST clue you could use to decide: living thing or not a living thing- is option C. is it made of cells and

The living things have some basic characteristic features of life in them that help in determining if an object or thing is living or nonliving thing. these characteristic can be present in all or some, are as follows:

Cellular organization - made of cell is very basic trait of life of every living being.the ability to reproduce - it is present in almost every living thing it could be sexual or asexual.growth & development - living things grow and developenergy use - use energy to perform various functionshomeostasis - regulate according the environmentGenetic material : it can have DNA as genetic material

thus, there is two options only that present in every living organism that are made of cells and presence of DNA, but for DNA one need to investigate thoroughly so the correct answer is - C) Is it made of cells?

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Can someone please help?

Answers

Answer:

I think d is the correct answer

What is the pattern of energy transformation from light switch to light bulb?
a. Potential Energy, Thermal Energy, Light Energy
b. Kinetic Energy, Mechanical Energy, Potential Energy
c. Electrical Energy, Heat Energy, Light Energy
d. Mechanical Energy, Electrical Energy, Radiant Energy, Thermal Energy

Answers

Answer:

The correct answer is - option C. Electrical Energy, heat energy, light energy.

Explanation:

The transformation of energy from the light switch to the light bulb starts with the electrical energy to the heat or thermal energy and also generates the light energy which lights the bulb.

The amount of electrical energy is equal to the amount of light energy plus the heat energy generated by the bulb. It did not get mechanical or chemical energy.

Diabetes mellitus is characterized by too much glucose buildup in the blood. In _________diabetes, this is because the target cells of the body become resistant to the effects of__________ insulin ; in later stages of this type of diabetes, the pancreas begins to fail as well. In type 2 diabetes, this is because there are a decreased number of_________ cells available to secrete insulin; this results in an insufficient amount of insulin to meet the demands of the body.

Answers

Answer:

The correct answer would be - Type 2, and beta respectively.

Explanation:

There are two types of two diabetes; type 1 and type 2. Type 2 daibetes is

When you have type 2 diabetes, your fat, liver, and muscle cells do not respond correctly to insulin. This is called insulin resistance. As a result, blood sugar does not get into these cells to be stored for energy.

HELP ASAP!!!
Proteins are a type of biomolecule with a wide variety of functions. Which statement is correct about the digestive system and proteins?

Question 1 options:

Enzymes in your saliva start breaking down the carbohydrates in food


Ready to use energy is released as the protein is broken down


The large intestine absorbs proteins for use in cells.


The liver manufactures bile salts that help break down fats in proteins

Answers

Answer:

Enzymes in your saliva start breaking down the carbohydrates in food

Explanation:

It makes sense, your digestive system consists of your mouth, esophagus, stomach, pancreas, liver, gallbladder, small intestine, large intestine, and anus. As soon as you put food in your mouth you break down your food. Also I took the test, hope you make an good grade!!!

The statement 'enzymes in your saliva start breaking down the carbohydrates in food' is correct about the digestive system and proteins.

The digestive system is an organ system where organs work together to digest foods.

Enzymes are specific proteins that carry out specific chemical reactions.

Digestive enzymes such as amylase are secreted by the salivary glands in order to help with the digestion of foods.

In conclusion, the statement 'enzymes in your saliva start breaking down the carbohydrates in food' is correct about the digestive system and proteins.

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Add.
+ 5
Enter the sum in the box as a mixed number in simplest form.
Bank and

Answers

Answer:

5 hi hi hi hi hi hi hi hi hi hi hi hi

how are monosaccharides made from a disaccharide ?? And what’s the reaction called ?

Answers

Glucose, galactose, and fructose are monosaccharide isomers, which means they all have the same chemical formula but differ structurally and chemically. Disaccharides form when two monosaccharides undergo a dehydration reaction (a condensation reaction); they are held together by a covalent bond. (Lumen Learning to learn more, or to cite)

Hope this helps!

Which of the following is a true statement about cellular respiration? (4 points)

Cellular respiration occurs only in plant cells.
Cellular respiration occurs only in animal cells.
Cellular respiration occurs in both plant and animal cells.
Cellular respiration occurs in some plant cells and some animal cells.

Answers

Answer:

Cellular respiration occurs in both plant and animal cells.

Explanation:

Cellular respiration occurs in both plant and animal cells, and is an essential process that organisms need to survive.

Cellular respiration is the main way that organisms create energy from the food that they eat.

It occurs in both plant and animal cells because both plants and animals need a way to convert their food into energy forms, such as ATP.

So, the correct answer is that cellular respiration occurs in both plant and animal cells.

Answer:

D

Explanation:

14
Hemophilia is a recessive X-linked disorder. The term "carrier" can be used when explaining someone's genotype
for hemophilia. Which of the following is the correct term for carrier?

Answers

Answer:

petr moto seti pert hello met rein

Explanation:

perteyhsj

what is the function of every generator
on Earth?

Answers

Answer:basically changing mechanical energy into electrical energy

Explanation:


During glycolysis, the molecule glucose is broken down into pyruvate. What type of reaction is this?

Answers

Explanation:

Glycolysis is a set of anaerobic reactions, ones that does not need oxygen to be performed. It takes glucose and breaks it down into pyruvate. This has the result of creating two ATP, which can release energy.

Overall, this process creates four ATP, but it uses two ATP early in the reaction. This means that there is a net gain of two ATP.

The overall equation for this pathway is:

1 glucose + 2 ATP ⟶ 2 pyruvate + 2 NADH + 4 ATP + 2 H2O

Glycolysis is a set of anaerobic reactions, ones that does not need oxygen to be performed. It takes glucose and breaks it down into pyruvate. This has the result of creating two ATP, which can release energy.

Overall, this process creates four ATP, but it uses two ATP early in the reaction. This means that there is a net gain of two ATP.

What does glycolysis process?

Glycolysis is the method of breaking down glucose. Glycolysis can take place with or without oxygen. Glycolysis produces two molecules of pyruvate, two molecules of ATP, two molecules of NADH, and two molecules of water.

Glycolysis occurs in the cytoplasm.

Thus, Glycolysis is the method of breaking down glucose. Glycolysis occurs in the cytoplasm.

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Explain the difference between sex hormones and glandular stimulating hormones

Answers

Answer:

Sex hormones are those hormones that within the endocrine system of the human being, are considered more directly involved in human sexuality, particularly in the processes of copulation and reproduction.On the other hand, glandular stimulating hormones are those that act on hormonal production in another endocrine gland, that is, they are stimulants, since they stimulate the corresponding glands.

Explanation:

Sex hormones are chemical substances secreted by the sex endocrine glands (the testes and ovaries) and subsequently released into the bloodstream, to be transported to the organs on which they exert their action (increasing or decreasing their activity).The production of hormones is regulated in many cases by a negative feedback system, which causes an excess of a hormone to be followed by a decrease in its production. The glandular stimulating hormones are transported to the blood to stimulate the corresponding glands (thyroid, adrenal cortex, and gonads) and these will be the ones that secrete various types of hormones (thyroxine, corticosteroids and sex hormones, respectively), which in addition to acting in the body, they feed back into the pituitary and hypothalamus to inhibit their activity and balance the respective secretions of these two organs and the target gland. For example, follicle-stimulating hormone encourages sperm production in men and stimulates the ovaries to release eggs in women. Luteinizing hormone and follicle stimulator work together to allow normal function of the ovaries or testicles.

Is green algae a plant?
If not, what is it?

Answers

Algae are considered simple, plant-like organisms. They are "plant-like" because they photosynthesize and "simple" because they do not have the distinct organization of higher plants such as organs and vascular tissue.



Hope that helps
Algae are considered simple, plant-like organisms. They are "plant-like" because they photosynthesize and "simple" because they do not have the distinct organization of higher plants such as organs and vascular tissue. The main reason is that they contain chloroplasts and produce food through photosynthesis. However, they lack many other structures of true plants. For example, algae do not have roots, stems, or leaves.

Number 8. was colorblind just like his father: Where did the son at 8 get his allele for colorblindness?

Answers

Answer:

son 8 inherited it from her.

Explanation:

Given that Son 8's mother is a carrier of the blindness allele

Assuming that the father is colorblind due to a genetic mutation, there are a few possible scenarios for how the son inherited the allele for colorblindness.

What is genetic inheritance?

Genetic inheritance is the study of how certain inherited traits are passed down from generation to generation.

Assuming the father is colorblind due to a genetic mutation, there are a few possibilities for how the son inherited the colorblind allele:

His father's colorblindness allele was passed down to his son. The son in this case inherited the mutation from his father.The mother carries the colorblindness allele, which she passed on to her son. In this case, the son inherited the mutation from his mother, who is not colorblind but carries the gene.The colorblindness mutation is present in both the mother and father, and the son received one copy from each parent. This is a less likely scenario, but it is possible if both parents carry the gene.

Thus, in any of these scenarios, the son inherited the allele for colorblindness from one or both of his parents.

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Cohesion, surface tension, and adhesion are the properties of water molecules that ________

Answers

Answer:

Hydrogen bonding

Explanation:

Hydrogen bonds between surface water molecules resist being stretched.

Cohesion, surface tension, and adhesion are the properties of water molecules that are all a result of hydrogen bonding.

Hydrogen bonding is a transient intermolecular force caused by the electrical attraction between partially positive hydrogen atoms and partially negative F, O, or N atoms.

The attraction between partially positive hydrogen atoms and partially negative oxygen atoms of adjacent water molecules that form hydrogen bonding takes place in water.The differences in electronegativity between hydrogen and oxygen atoms lead to associated properties that are Cohesion, surface tension, and adhesion. Cohesion - Attraction between water moleculesAdhesion - the attraction between the water molecules and other compounds.The surface tension - sticking of water molecules to one another

Thus, the correct answer is - are all a result of hydrogen bonding.

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A researcher in 2024 studies the evolutionary relationships between influenza viruses by comparing the genomic sequences of the viruses found in pigs, ducks, and humans in a given year. When evaluating the viruses that had infected these hosts the previous year, she identifies a cross-species transfer from pigs to ducks in the year 2022. What information supports the hypothesis that cross-species transfer leads to more severe disease in the new host

Answers

Answer:

pigs suffered severe influenza in the year 2022  

Explanation:

Influenza, commonly known as flu, is a viral infectious disease caused by different types of influenza viruses. Some of the most common symptoms of this disease include, among others, headache, coughing, fever, muscle pain, etc. Influenza viruses can affect humans and different animals such as, for example, cats, dogs, birds and horses. There is evidence showing cross-species influenza virus transmission. For example, it has been shown that the influenza type A virus can be transmitted from one species to another (for example, between humans and pigs). In these cases, cross-species transmission information may indicate how much potential a virus has to cause a pandemic in the new host by analyzing the severity and infectivity of the virus in the original host.

In Guinea pigs, black hair (B) is dominant over white (b), rough coat texture (R) is dominant over smooth (r), and short hair (S) is dominant over long hair (s). Assuming these genes are on separate chromosomes, draw the Punnett square for a cross between a heterozygous BLACK, ROUGH, SHORT haired with another heterozygous BLACK, ROUGH, SHORT haired guinea pig. What is the PHENOTYPIC RATIO of the offspring

Answers

Answer:

Phenotypic ratio: 27:9:9:9:3:3:3:1

Explanation:

Available data:

black hair (B) is dominant over white (b)rough coat texture (R) is dominant over smooth (r)short hair (S) is dominant over long hair (s)genes are on separate chromosomesCross: heterozygous BLACK, ROUGH, SHORT haired with another heterozygous BLACK, ROUGH, SHORT haired guinea pig

Parentals) BbRrSs    x     BbRrSs

Gametes) BRS, BRs, BrS, Brs, bRS, bRs, brS, brs

                BRS, BRs, BrS, Brs, bRS, bRs, brS, brs

Punnett square)

         BRS         BRs          BrS         Brs         bRS         bRs         brS         brs

BRS BBRRSS  BBRRSs  BBRrSS  BBRrSs  BbRRSS  BbRRSs  BbRrSS  BbRrSs

BRs  BBRRSs  BBRRss  BBRrSs   BBRrss  BbRRSs   BbRRss  BbRrSs   BbRrss

BrS   BBRrSS  BBRrSs   BBrrSS    BBrrSs   BbRrSS  BbRrSs   BbrrSS    BbrrSs

Brs   BBRrSs   BBRrss    BBrrSs    BBrrss    BbRrSs   BbRrss   BbrrSs    Bbrrss

bRS BbRRSS  BbRRSs  BbRrSS  BbRrSs   bbRRSS  bbRRSs  bbRrSS  bbRrSs

bRs  BbRRSs   BbRRss  BbRrSs   BbRrss   bbRRSs  bbRRss  bbRrSs   bbRrss

brS  BbRrSS    BbRrSs   BbrrSS    BbrrSs   bbRrSS   bbRrSs   bbrrSS   bbrrSs

brs  BbRrSs     BbRrss    BbrrSs    Bbrrss    bbRrSs   bbRrss    bbrrSs   bbrrss

F1)  Phenotype

     27/64 B-R-S-  

     9/64 B-rrS-

     9/64 B-R-ss

     9/64 bbR-S-

     3/64 B-rrss

     3/64 bbrrS-

     3/64 bbR-ss

     1/64 bbrrss    

Note: The symbol "-" represents either dominant or recessive alleles.

Phenotypic ratio: 27:9:9:9:3:3:3:1

5. What is symbolic about the Dragon’s Cup and why was it added to the movie?

Answers

The dragon's cup was an alliance between Beowulf and Grendel's mom, it was a symbol of their truce. It fits the movie and kind of symbolizes the fight between the dragon and Beowulf.

Beowulf and Grendel's mother formed an alliance, and the dragon's cup served as a sign of their understanding. It is appropriate for the film, and perhaps alludes to Beowulf and the dragon's conflict.

What  is symbolic about the Dragon’s Cup?

The dragon's hoard of treasure eloquently symbolizes both, the flimsiness of human desires and the changeability of time. The wealth in the dragon's tomb is plentiful, but no one can use it.

Gardner uses the dragon as a symbol for life's sorrow—the kind of misery that might result in the gloomy beliefs (and disgusting social behaviors) he eventually shares with Grendel.

Beowulf grabs a knife from his belt and stabs the dragon's flank desperately. The fatal strike causes the writhing serpent to wither.

But as soon as Beowulf achieves victory, the cut on his neck starts to enlarge and burn. He understands that the venom from the dragon bite is killing him.

Therefore, flimsiness of human desires and the changeability of time symbolic about the Dragon’s Cup.

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send me flower parts pic​

Answers

Explanation:

Hope it helps you

Give a star and brainliest

What type of epithelium is associated with goblet cells?:
wered
of
O a. Pseudostratified epithelium.
O b. Simple cuboidal epithelium.
estion
O c. Simple columnar epithelium.

Answers

I think the answer is b.

Goblet cells' main job is to secrete mucin and produce a layer of protective mucus. Goblet cells may possibly have a role in the regulation of the immune system.Thus, option B is correct.

What epithelium is associated with goblet cells?

Goblet cells' primary function is to secrete mucus in order to safeguard the mucous membranes that surround them. This is done by goblet cells secreting mucins, which are big glycoproteins made primarily of carbohydrates.

Goblet cells exhibit a distinctively polarized morphology regardless of fixation. Along with organelles like the Golgi, endoplasmic reticulum, and mitochondria, their nucleus is located at the base of the cell.

Mucus-filled secretory granules that are membrane-bound fill the remaining space in the cell.

Therefore, Most of the major airways are lined with pseudostrategized ciliated columnar epithelium that contains goblet cells. This tracheal pseudostratified epithelium is an illustration.

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Which of these is an abiotic factor of an aquarium ecosystem?
a
algae growing on the glass
b
gravel on the bottom of the aquarium
c
plants growing from the gravel
d
fish swimming in the water

Answers

Answer:

b

Explanation:

abiotic factors are nonliving things and gravel is nonliving so that has to be the answer

Answer:

B: gravel on the bottom of the aquarium

Explanation:

Abiotic Factor means a non-living thing so gravel would be the best option.

A dog breeder has a brown haired dog (Bb) and a white haired dog (bb). If she breeds these dogs, and the mother has a litter of 8 pups, how many should have white fur?

Answers

Answer:

4 of the 8 pups should have white hair.

Explanation:

for a litter of 4 pups there is a 50% chance of white hair vs brown hair.

Answer: 4

Explanation: white hair is recessive

Bb x bb —> Bb:bb = 1:1

ALL living organsims can absrob nitrogen as free gas.
A True
B False

Answers

Answer: FALSE is my best guess on this one.

if it's wrong I'm sorry i dinin't help you on this and have a great day

How did diffusion of the perfume change with an increase of concentration

Answers

Answer:

Explanation:

Diffusion is trigger by concentration differences.

When perfume is sprayed in the room, the molecules of the perform come in contact with the air molecules and tend to mix well with air molecules, this molecules then spread and move from area of lower concentration to an area of higher concentration. Because the molecules are in constant motion, they move to area where there is high concentration.

How many planets in the solar system?​

Answers

8 planets

I hope this works!

the answer would be 8 hope that  helps ;]

name an organelle that can be found in a bacterium

Answers

Answer:

lysosomes

Explanation:

How long was each incubation period for the evolution experiment

Answers

Each culture grew to ≈1–2 × 1010 cells, which were pelleted by centrifugation, spread on an MC plate, and incubated for 45 days.

Humans store sugars in the form of glycogen. Glycogen is made by linking many glucose molecules together. This process is ________.

Answers

Answer:

polysaccharides

Explanation:

I think it is correct

Answer:

★ Humans store sugars in the form of glycogen. Glycogen is made by linking many glucose molecules together. This process is polysaccharides.

Explanation:

Hope you have a great day :)

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Calculate the force needed to give a car of mass 800 kg an acceleration of 2.0 ms2. plss quick Which image best represents a solution of distilled water at pH = 7? Positron emission tomography (pet) imaging relies upon the emission of __________ from radioactive isotopes such as carbon-11. please help me with this question The attitude-toward-the-object (ATO) approach is known as a _____ which indicates that attitudes are formed holistically across a number of attributes, with poor ratings on one attribute being compensated for by higher ratings on another attribute. a. subjective model b. single-attribute model c. hierarchical model d. compensatory model e. holistic model which was allowed under the new system of government in japan following world war ll Members of labor unions are able to use their ________ to achieve better economic outcomes. If discrimination training is being used to teach a learner to identify blue objects, which of the combination of materials should be used? what are the factors affecting qualitative analysis in chemistry What is TRUE about the North and South Poles? Select all that apply.The poles experience all four seasons.The poles never get any direct sunlight.The poles have daily equal amounts of sunlight and darkness.They both get the same amount of sunlight. how are Akbar and Suleyman alike? How many different 4 digit numbers can be formed using only digits 1,2,3 and 4 given that they contain each of these digits as many times as you want? The Government is expected to issue an additional RM2 billion in treasury bills for the purpose of liquidity management. Domestic borrowings remain as the main source, constituting 99.9 per cent of the total gross borrowings while external drawdowns remain minimal at 0.1 per cent. The country's deep and well-developed bond market has provided ample liquidity in the domestic financial market, enabling the government to raise borrowing requirements in local currency. This reduces Malaysia's direct exposure to foreign exchange and interest rate risks. Based on the statement above, discuss the importance of a well-developed debt market for investors and for the country. Please help me i dont understand The ________ a tires contact patch, the ________ traction the tire has with a road surface. Think back to your early days of educationwhat role did technology play? Now ask a parent/guardian/older family member what role technology played in their education. Discuss the difference between your experience and this older family members experience with technology in education. Which do you think created a better learning experience? _____ is a threat to internal validity stemming from either long-term or short-term physiological changes occurring within the participants that may influence the dependent variable. The broad pattern of ideas, beliefs, and values about citizens and government that a population holds is known as its ______. a.political culture b.constitution c.ideology d.political philosophy He wavelengths of the sounds produced by two horns are 6.0 m and 7.0 m, respectively. what beat frequency is heard when the horns are sounded on a day when the speed of sound is 340 m/s? Match the sentences on the left to the correct equivalents on the right.No paguemos el depsito al recepcionista.Paguemos el depsito al recepcionista.Paguemos al recepcionista.Paguemos el depsito.:: No se pagumoslo. :: Pagumoselo.:: Pagumoslo.:: Pagumosle.:: No pagumoslo.:: No se lo paguemos.