Question

in order to digest food, the human body requires a) high activity to burn off energy. b) enzyme catalysts to speed up reactions. c) sleep to perform the necessary break down of

Explanation:

Digestion involves chemical reactions to break down food. Enzymes act as biological catalysts to speed up these reactions. High activity (A) isn't required for digestion, and sleep (C) isn't directly for food breakdown. So B is correct.

Answer:

B) enzyme catalysts to speed up reactions.