Question

What statement about enzymes is true.

A. Enzymes raise the activation energy needed in a chemical reaction
B. Enzymes slow down the rate of chemical reactions
C. Enzymes function best at specific pH and temperatures
D. Enzymes are carbohydrates and store short term energy

Answer 1

the answer is A

Step-by-step explanation:

i took edgen test lol

Answer 2

C

Step-by-step explanation:

They lower the activation energy

They speed up reaction rates

they are proteins and sometimes/rarely RNA (ribozymes)