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fomenos
4 years ago
13

Which two macromolecules contain nitrogen?

Biology
1 answer:
aalyn [17]4 years ago
5 0

Answer: Option A) Proteins and nucleic acids

Explanation:

Proteins are composed of several amino acids with positively charged amino groups in their side chain. These amino groups (NH2) have nitrogen atoms in them.

Nucleic acids, as well have nitrogen atoms in the nitrogenous bases present in their structure. E.g DNA and RNA has Adenine molecules with two nitrogen atoms in its structures

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Given what we know, we can confirm that Salt marshes are an example of an ecosystem service.

<h3>What is an ecosystem service?</h3>

This describes situations in ecosystems that are beneficial to human life. This example describes the way in which salt marshes provide humans with a steady and stable source of fish that are important to the fishing industry.

Therefore, we can confirm that the Salt marshes are an example of an ecosystem service.

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2 years ago
The causative agent for malaria is a type of? a. rickettsial agent. b. protozoa. c. bacterium. d. prion. e. virus.
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<h3>A virus or a bacteria causes malaria?</h3>
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Answer:

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Explanation:

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