Question

How do enzymes affect chemical reactions?(1 point)%0D%0AResponses%0D%0A%0D%0AThey provide activation energy.%0D%0AThey provide activation energy.%0D%0A%0D%0AThey lower activation energy.%0D%0AThey lower activation energy.%0D%0A%0D%0AThey eliminate activation energy.%0D%0AThey eliminate activation energy.%0D%0A%0D%0AThey increase activation energy.

Answer 1

Enzymes affect chemical reactions by lowering activation energy. This makes it easier for the reactions to occur, thus speeding up the reaction rates without being consumed in the process. So, the correct response is:

**They lower activation energy.**