Which metabolism uses energy to build stuff?

In anabolism, small molecules change into larger, more complex molecules of carbohydrates, protein, and fat. Catabolism (pronounced: kuh-TAB-uh-liz-um), or destructive metabolism, is the process that produces the energy needed for all activity in the cells.

the answer to your question is:

c. complementary base-pairing

i don’t no. suiopgohjk