The analogy of a key fitting into a lock is descriptive of the ____.
A)random collision between substrate molecules
B)binding of coenzymes to enzymes
C)binding of substrate to the enzyme's active site
D)regeneration of ATP from ADP
E)stepwise cascade of electrons in the oxidation-reduction reactions

Question

Quizplus · Accepted Answer

The analogy of a key fitting into a lock is often used to describe the interaction between an enzyme's active site and its substrate. The substrate is like a key that fits perfectly into the active site (lock) of the enzyme, allowing for a chemical reaction to occur. The other choices are not related to this analogy.

The Analogy of a Key Fitting into a Lock Is