Answer:
Phosphorous
Explanation:
I'm pretty sure this is correct:) hope it helps!
The element that makes the difference in the amino acids and nucleic acids is phosphorous, i.e., option D.
Amino acids are the smallest unit of protein or its building block.
It is made up of an amine group and a carboxyl group and also a varying side chain.
On the other hand, nucleic acid has carbon, hydrogen, and also phosphorous in its structure.
Thus, the correct option is D.
For more details regarding amino acids, visit:
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