D. Ability to read
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There may be a shortage of clean drinking water in the future
Answer:
RNA
Explanation:
DNA has the bases of A,T,C, and G.
RNA has the bases of A,U,C, and G.
the T base in DNA is 'Changed' into the base U
Energy loss is demonstrated more clearly on an energy pyramid than on a food web.
One carbon atom has 4 valence electrons. Hope this helps