Multiple choice

The enzymes having slightly different molecular structure, but similar catalytic action are called

  1. proenzymes

  2. coenzymes

  3. isoenzymes

  4. holoenzymes

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Isoenzymes (or isozymes) are different forms of the same enzyme that catalyze the same chemical reaction but have different amino acid sequences and physical properties. They allow for fine-tuning of metabolism in different tissues or developmental stages.