Which group of marine animals lives mostly in tropical waters?

A) sirenians

B) pinnipeds

C) fissipeds

D) cetaceans​

Answers

Answer 1

Answer: Sirenians

Explanation: Sirenians are usually found in shallow waters, as aquatic plants do not grow at significant depth where light is restricted.


Related Questions

What is ATP called after it loses its 3rd phosphate group?

Answers

Answer: Adenosine diphosphate

Explanation:

The Answer is ADP when it loses its 3 phosphate molecule

Answer pleaseㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤ​

Answers

Answer:

1. 40 minutes

2. cake keeper

3. 15 minutes

4. plastic wrap

5. refrigeration

6. filling

7. refrigerated

8. wrapped

9. frozen

10. cakes

11. 3-4 days

12. moisture

13. filling

14. butter

15. ??

Explanation:

fk this

explain the relationship between stem cells and gene expression

Answers

Explanation:

This process your body uses to turn genes on and off is the same one it uses to develop from one cell into the many different cell types that make up your body. Stem cells have the ability to turn into any other type of cell in the body, an ability known as pluripotency.

The relationship between stem cells and gene expression is the process by which the body uses to turn genes on and off is the same one it uses to develop from one cell into the many different cell types that make up your body. Stem cells have the ability to turn into any other type of cell in the body, an ability known as pluripotency.

What is stem cell?

Stem cell has been defined as the cell and the raw material of the body and these are the cells which has been specialized the function has been generated. In the right condition of the body or the laboratory, the stem cells has been divided to form the cells known as the daughter cell.

Daughter cell is known as daughter cell because they have to divide again the this quality of division is just the character of daughter cell. Stem cells have the ability to turn into any other type of cell in the body, an ability known as pluripotency.

Therefore, The relationship between stem cells and gene expression is the process by which the body uses to turn genes on and off is the same one it uses to develop from one cell into the many different cell types that make up your body.

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1. Breathing organ of the plant.
2. A green pigment that found in the chloroplast that enables them to capture the energy from the sun.
3. Enables organisms to manufacture their own food.
4. Process by which autotrophs manufactured their own food with the use of inorganic sources in the presence of sunlight.
5. Vascular bundles that transport water and minerals into the leaf.
6. Outer layer of the leaf that protects the inner tissue.
7. Waxy layer that protects the leaf from too much water loss.
8. An accessory pigment that absorbs energy and pass it to chlorophyll.
9. Regulates the opening and closing of the stoma.
10. Required element for photosynthesis​

Answers

Answer:

1= stomata

2= chrophyll

3=autotroph

4=photosythesis

5=xylem tissuse

6=epidermis

7=the cuticle

8=Carotenoids

9=Guard cells

10=carbon dioxide sunlight and water

Explanation:

good luck

Our muscle cells sometimes turn to lactic acid fermentation rather than respiration in order to produce energy because they

A.run low on glucose and need something to replace it.
B.produce too much oxygen for our bodies to handle.
C.use up all the pyruvates and must compensate with fermentation.
D.do not receive enough oxygen during strenuous exercise.

Answers

Explanation:

D) do not receive enough oxygen during strenuous exercise is right answer.

Muscle cells turn to lactic acid fermentation rather than respiration when they do not receive enough oxygen during strenuous exercise. Thus, the correct option is D.

What is Lactic acid fermentation?

Lactic acid fermentation is a metabolic process in which glucose and other sugars are converted into the cellular energy (ATP) and lactic acid. It is a form of anaerobic fermentation reaction which occurs in some of the bacterial cells and animal cells, like muscle cells.

When the muscles are contracting very quickly during strenuous exercise, the oxygen cannot travel fast enough to the muscle cells to keep up with the need of ATP in the muscles. At this point, the muscle fibers switches to a breakdown process which does not require much oxygen (anaerobic respiration).

The muscle cells produce ATP with the lactic acid to give you energy during these difficult physical activities. This condition results when there is not enough oxygen in the body to produce ATP, so the lactic acid fermentation provides acts as a substitute to get ATP without oxygen.

Therefore, the correct option is D.

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Sexual reproduction allows for more genetic diversity than asexual reproduction.


True or False

Answers

Answer:

True

Explanation:

Hope this helps!

True.

hope this helps

How did epigenetics develop

Answers

Answer: Stuart Schreiber discovered an enzyme in mammalian cells that removed histone acetylation marks and was related to a yeast gene known to regulate transcription. ... Assumptions that these modifications affect gene activity led to their designation as epigenetic marks.

Explanation:

A scientific study provides evidence that humans and apes had a common ancestor, an idea that most anthropologists accept as true. Which of the following most likely led to the general acceptance of this idea?

A.) A detailed explanation of the rationale for a common ancestor
B.) Endorsement of the evidence as fact by government agencies
C.) Publication of this idea in many popular magazines
D.) A multitude of scientific studies all leading to the same conclusion

Answers

Answer:

D

Explanation:

typically others accept things as true with the more scientific studies leading to the same conclusions

The all scientific studies leads to the conclusion that humans and apes had a common ancestor is generally accepted.

In what sense humans and apes have common ancestor?Fossils, genetic studies and proteins found in them have some similarity.Presence of vestigial tail bone in human conclude that humans are evolved from chimpanzees.They both have somewhat similar blood system.

Hence, option D. a multitude of scientific studies all leading to the same conclusion that apes and humans share common ancestor is correct.

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used to extend the hip when climbing stairs

Answers

Answer:

Gluteus maximus

Explanation:

I think it's this I'm not 100% sure

Which two mixtures are homogeneous?

Answers

Answer:

air, saline solution, most alloys, and bitumen. Examples of heterogeneous mixtures include sand, oil and water, and chicken noodle soup.

Explanation:

Brainliest please

Una hipótesis sobre las drogas

Answers

Answer:

Entre ellas la más destacada y elaborada es la Hipótesis de la Automedicación que propone que los trastornos por dependencia de drogas son el resultado de la existencia de una alteración biológica

Explanation:

What is the name of the longest tendon in your body?

Answers

Answer:

c. Iliotibial tract (IT band)

Explanation: is correct

what is one advantage of using a hydroelectric plant?

Answers

Answer: Renewable. Hydropower is completely renewable, which means it will never run out unless the water stops flowing. ...

Emission Free. The creation of hydroelectricity does not release emissions into the atmosphere. ...

Reliable. ...

Adjustable. ...

Create Lakes. ...

Faster Developed Land.

Explanation:

Hope it helps <3

Which best describes the cell theory?

will mark brainliest!

Scientists know all there is to know about cells, so the cell theory will not change.

As technological advancements are made, the cell theory may change.

A theory, once formulated, cannot be changed.

The development of a synthetic cell has caused the cell theory to change.

Answers

Answer:

As technological advancements are made, the cell theory may change.

The technological advancement can lead to new discoveries, which may or may not support the existing cell theory. There are many evidences present in the past, in which the technological advancement has proved the theory incorrect or needs to be modified. So, every theory can change over time due to the new discoveries and the researches.

Explanation:

The enzyme found in stem cells and cancer cells that allows these cells to never enter replicative senescence is:

Answers

Answer:

Telomerase is found in high levels in germline cells (egg and sperm) and stem cells. In these cells telomere length is maintained after DNA replication and the cells do not show signs of ageing.

during interphase, a eukaryotic cell would be expected to

Answers

Answer:

1. Grow

2. Carries out routine functions

3. Replicates DNA

4. Prepares for mitosis

Explanation:

Hope this helps!

Scientists use this technology to map the human genome.


stem cells

genetic chips

cross-testing

DNA

Answers

Answer:

()B() .++Genetic chips.++

Help ASAP pls, what is the answer for this?

Answers

Answer:

Rabbit, Rat and Grasshopper

Explanation:

All herbivores are primary consumers

grasshopper and rabbit

Explanation:

Because they are autotrophs (herbivores) but for a mouse we can't include it because it is a ominvorous.

Heidi is doing a sit-up for P.E. class. Which of the following muscles is she using?

Answers

Answer:

d. All of the above

Explanation: is correct

“Survival of the fittest” mean“Survival of the fittest” means organisms that have the most beneficial traits are more likely to survive and produce offspring. They then pass these traits on to their offspring. Explain how the chart demonstrates this concept.

Answers

Answer:

where is the chart?

Explanation:

Answer: The beetles with the black color mutation were the fittest organisms in the beetle population because their traits passed on more quickly. The mutation actually became more common than the non-mutated gene. On the other hand, the beetles with the white color mutation died after one generation because the trait was harmful. So, that mutation didn’t pass on to further generations.

Explanation: Edmentum Answer

Food web - can you guys help me pls

Answers

Answer:

owl fox and hawk

Explanation:

In the northern hemisphere, when does the phytoplankton biomass peak in the polar region? why?

Answers

Given what we know about phytoplankton biomass peaks in the polar region of the northern hemisphere, we can confirm that this occurs in the spring.

As the polar regions are tilted away from the sun, days there are short, sometimes these regions even enter month-long periods of darkness. Due to this, sunlight is not always strong enough to penetrate deep into the water.

In the Northern Hemisphere, the phytoplankton biomass peaks in the spring given that during this time the sun is high enough in the sky for sunlight to penetrate deep into the water and provide a food source for the plankton to thrive.

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Identify which molecules the bag is permeable and impermeable to. Justify your answer.

Answers

Answer:

ganda mo po hehehehehe

Explanation:

ano

Due to its small size iodine easily passes the membrane and charges glucose, hence iodine is a molecule that is permeable and glucose is impermeable.

Which molecule is permeable and impermeable?

Because the tubing was iodine permeable, the contents of the bag became blue-black, indicating the presence of starch.

Glucose also easily flowed through the membrane's pores. After completing Benedict's test on the solutions, both the bag's and the beaker's liquids became brown.

Iodine molecules are tiny enough to pass readily across the membrane, but starch molecules are complex and too huge. Because it passed through the dialysis tube and interacted with the starch, iodine was permeable.

Therefore due to the small size of iodine and its charge with glucose, the permeable molecule is iodine and the impermeable is glucose.

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suggest what caused this increase of species of mayfly

Answers

Answer:

Mayflies are often seen as a sign of healthy water ecosystems because they are very sensitive to pollutants., Because mayflies are an indicator of water quality. Mayflies are highly sensitive to algal blooms, increased nutrient concentrations, and pesticides.

what is the class mammalia of gold fish?​

Answers

Answer:

vertebrates

Explanation:

Which carbohydrate is shown above?

fructose
sucrose
galactose
starch

Answers

Answer:

I guess that should be galactose

Answer:

c

Explanation:

i just know it

What are the advantages of deforestation on rivers?

Answers

Advantages of deforestation on rivers include forest loss because forests decrease the amount of precipitation that affects runoff volumes of streams and rivers. This means that deforestation causes agriculture production and can contaminate waters including droughts

if a kidney failed that could be very bad causing harm to other parts of the body like stress and harmful things that should not be entered into the blood, if it is simply just like the appendix you should be okay as long as you treat it correctly

Answers

Answer:

yes

Explanation:

but then again you can't just use your other kidney

Which two processes will help this hatchling turtle grow into an adult?
A, Cell division that includes mitosis
AD
B. Cell growth caused by taking in nutrients
c. Cell growth caused by fertilization
D. Cell division that includes meiosis

Answers

Answer:

A. Cell division that includes meiosis and B. Cell growth caused by taking in nutrients

Explanation: DOING THE QUIZ NOW

In the example, no RNA is made during the process. What would need to occur for lacZ to be expressed in mRNA?

Binding the RNA polymerase to the promoter sequence

Transcribing the regulatory gene

Translating the lacl sequence into protein

Unbinding the active repressor from the operator

Answers

Answer:

Binding the rna polymerase to the promoter sequence

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