How do animals obtain the nitrogen they use to make proteins and nucleic acids?

a. by consuming plants or other animals

b. by absorbing ammonia from bacteria growing in the roots of plants

c. by breathing the nitrogen present in the atmosphere

d. by absorbing nitrogen found in the soil

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21 September, 02:29

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Lawrence · Answer 1

Is it by absorbing ammonia from the bacteria in the soil?

How do animals obtain the nitrogen they use to make proteins and nucleic acids?a. by consuming plants or other animalsb. by absorbing ammonia from bacteria growing in the roots of plantsc. by breathing the nitrogen present in the atmosphered. by absorbing nitrogen found in the soil