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antiseptic1488 [7]
2 years ago
11

What is carbon fixation?

Biology
1 answer:
irina1246 [14]2 years ago
8 0

Answer:

D.both A and B

Explanation:

because if there some option,like abcd and the letter d. is both a and b that is the correct answer.

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2 years ago
I dii ok not under stand this please help me!
satela [25.4K]

Answer:Answer:

For 1: The correct answer is Model 1, 2, and 4.

For 2: The correct answer is Option 1.

Explanation:

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Atoms having same number of protons are same. From the given models, Model 1, 2 and 4 have 2 protons with different neutrons. Hence, these models belong to same element.

For 2:

A compound is defined as a substance in which two or more types of elements combine in a fixed ratio. For Example:  is a compound made out of atoms of carbon and oxygen.

Hence, the correct answer is Option 2.

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2 years ago
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