Multiple choice

Which of the following enzymes contains both zinc and calcium ions? P. Alcohol dehydrogenase Q. Neutral protease R. DNA polymerase S. α -Amylase Select the correct answer using codes given below:

  1. P and Q

  2. P and R

  3. Q and R

  4. Q and S

  5. R and S
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Neutral protease contains zinc (Zn2+) and calcium (Ca2+) ions. α-Amylase contains zinc (Zn2+) and calcium (Ca2+) ions.

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