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ehidna [41]
2 years ago
7

Which two characteristics describes the most stable ecosystem on Earth?

Biology
2 answers:
andreyandreev [35.5K]2 years ago
4 0

Answer:

c. They have high biodiversity

Explanation:

joja [24]2 years ago
4 0

Answer:

C and B

Explanation:

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How is the excretory system most likely to respond when an animal is thirsty?
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The excretory system is most likely to respond when an animal is thirsty in this way: B. by retaining body fluids.
Because the body doesn't get enough fluids to not be thirsty anymore, it retains whatever fluids it already has in it until the thirst is satiated. 
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3 years ago
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In animals, cell recognition:
adoni [48]

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The correct answer is D.  involves proteins in plasma membranes.

Explanation:

Animal cells have several types of proteins embedded in their cell membrane. These proteins play an important role in the transport of molecules, cell recognition, and cell communication.  

Recognition proteins are a type of glycoproteins present in the plasma membrane that allow one cell of the body to recognize the other body cells by making contact with recognition proteins of other cells. Receptors proteins allow cell-cell communication by receiving extracellular proteins.

These proteins are important for proper growth and development of the cell. Therefore the correct answer is D.  involves proteins in plasma membranes.

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3 years ago
A segment of DNA that leads to the expression of a hereditary trait or characteristic is known as a -
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Answer:

gene

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The basic unit of heredity that occupies a specific location on a chromosome is a gene.

3 0
2 years ago
A mutation causes a sequence of DNA that has the nucleotides TTG to be changed to TCG. The resulting protein has a different seq
juin [17]

Answer:

subtitution mutation

Explanation:

The T in the middle is subtituted with C.

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3 years ago
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TRUE OR FALSE<br><br> Both animal and plant cells use cellular respiration to make energy.
Radda [10]

Answer:

It's responsible for cellular respiration in both plants and animal cells. The difference is that plants also have chloroplasts that perform photosynthesis. Animals get their energy by eating food, digesting it, and turning it into the base sugars, proteins, and lipids that the cells can burn to perform cellular respiration (which makes ATP).

Explanation:

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