Multiple choice

Digestive enzymes present in gastric and pancreatic juices have optimum pH ranges from 1.8-7.8. Enzyme pepsin which acts upon milk protein, casein, has optimal pH value of

  1. 6.2

  2. 7.8

  3. 7.0

  4. 1.8

  5. 2.2

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

It is the pH of pepsin at which it acts on casein in stomach.