Question

1 what is the name of the model that describes the relationship between an enzyme and its substrate? peg and hole jigsaw puzzle lock and box lock and key

Explanation:

The lock - and - key model is a well - known model in biology that describes the specific binding of an enzyme to its substrate. The enzyme (lock) has a specific active site that is complementary in shape and chemical properties to the substrate (key).

Answer:

D. lock and key