OBJECTIVE LIFE SCIENCE
ECOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Nitrogen can only be found in DNA in living things.
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True
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False
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Either A or B
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None of the above
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Explanation:
Detailed explanation-1: -The two main types of nucleic acids are DNA and RNA. Both DNA and RNA are made from nucleotides, each containing a five-carbon sugar backbone, a phosphate group, and a nitrogen base.
Detailed explanation-2: -Nitrogen is needed for the synthesis of amino acids, DNA, RNA, and ATP, among other molecules. Depending on the organism, nitrogen, nitrates, ammonia, or organic nitrogen compounds can be used as a nitrogen source.
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