Answer: C) Provides the instructions for making proteins
DNA stands for Deoxyribonucleic acid, it carries hereditary information which is being transferred from one generation to another generation.
DNA is important for the protein productions, metabolism, regulation and reproduction of cell. The cell encode for particular protein by following three steps called as replication, transcription and translation.
In a ecological pyramid, when we move up energy decreases by 10% at each step 'cause they get lost as "Heat" when energy flows from one Trophic level to another.
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