Unit 5 · Enzymes

Question Bank

Cambridge IGCSE Biology 0610 · 56 questions

Q44Enzymes

Which statement best describes Substrate?

(a)A protein that functions as a biological catalyst.

(b)The region of an enzyme with a specific shape where the substrate binds.

(c)A substance that increases the rate of a chemical reaction and is not changed by the reaction.

(d)The molecule an enzyme acts upon.

Correct answer: (d) The molecule an enzyme acts upon.

Explanation: Substrate: The molecule an enzyme acts upon.

Related lesson