The answer would be A. The DNA is the molecule that has the instructions needed for an organism to develop.
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Photosynthesis and chemosynthesis
The decomposition of the whale enriches the sediment.
<span>When a whale dies, it falls to the ocean floor. Its dead body is known as whale-fall. This whale-fall provides nutrients for a whale-fall community, which includes bacteria, crabs, worms and other invertebrates. Organic fragments from the whale-fall enrich the sediments nearby. Enrichment opportunists colonize the whalebone and surrounding sediment in order to feed on these organic fragments.</span>
Answer:
Carbon, Hydrogen and Oxygen. So the symbol is CHO.
Explanation:
