Question

question 6
what does it mean that enzymes are substrate specific?
they are only found in certain layers of earths surface.
they work on the subatomic level.
they only work on one compound or reactant.
all of the above
question 7

Explanation:

Enzymes are proteins that act as catalysts. Substrate - specificity means an enzyme has an active - site with a specific shape that binds to only one type of compound (substrate) to catalyze a reaction.

Answer:

They only work on one compound or reactant.