Question

1. life could not exist without enzymes. enzymes play a major role in the chemistry involved in maintaining life processes from photosynthesis and cellular respiration to the digestion of milk. which of the following explains how enzymes support these reactions?

Explanation:

Enzymes are biological catalysts that lower the activation - energy required for chemical reactions to occur, thus speeding up reactions involved in life processes like photosynthesis, cellular respiration, and digestion.

Answer:

Enzymes lower the activation - energy of chemical reactions.