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lukranit [14]
3 years ago
7

Earth. 1. A

Biology
1 answer:
iragen [17]3 years ago
3 0

Answer:

b

Explanation:

i have done dis b4

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The class of macromolecule that would most likely be involved in contracting muscles would be___
Ksju [112]

Answer:

The correct answer is option - B. proteins.

Explanation:

The muscle contraction needs two protein that is essential in contraction. The muscle has motor protein myosin and spherical protein actin that are slide on one other in contraction that helps in muscle to contraction.

In the contraction, these protein filaments help to change in length and shape of the muscles. Thin filaments involve actin and thick filament in is myosin filaments.

Thus, the correct answer is option - b. proteins.

8 0
3 years ago
And comparing a desert to on Mars which statement is not true
maksim [4K]

You didnt exactly put in any answer options...

But here is my answer: Comparing a desert to Mars, i would say that

A desert has oxygen

And mars has carbon dioxide

A desert has sand

Mars has a rocky surface

Mars is a planet

A desert is not

The things i could think of that a desert and planet mars can relate to...I would say they both have heat and both sometimes have dust storms.

8 0
3 years ago
Which activity does not contribute to global warming
klemol [59]
Walking does not contribute to global warming.
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3 years ago
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According to Darwin’s theory of evolution, how are the finches that live on the Galapagos Islands similar to members of a family
Elis [28]

Answer: All of the finches share common ancestors

Explanation:

4 0
3 years ago
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Which type of stem and root does this plant have? Check all that apply.
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it 2 and 5

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