Essential Biochemistry - Enzymes (Section 6 - No. 11)
Which of the following describes the lock-and-key model of enzyme-substrate interaction?
The substrate induces a conformational change in the enzyme.
The enzyme has a flexible active site.
The substrate fits perfectly into the active site.
The enzyme binds to the substrate after a conformational change.
Paliwanag
In the lock-and-key model, the substrate and enzyme fit precisely.