Answer:A
Explanation:circulatory system functions
Answer:
The nitrogen gas must be changed to a form called nitrates, which plants can absorb through their roots. The process of changing nitrogen gas to nitrates is called nitrogen fixation. It is carried out by nitrogen-fixing bacteria. The bacteria live in soil and roots of legumes, such as peas.
The answer with high importance is because:
<span>An error in DNA replication would affect many generations of cells.</span>
Answer:
C
Explanation:
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