Which is considered to be the first enzyme which is isolated and purified in the form of crystals?

Q. Which is considered to be the first enzyme which is isolated and purified in the form of crystals?

A

Urease

B

Pepsin

C

Amylase

D

Ribonuclease

Solution:

Urease is significant in the history of enzymology.
It is the first enzyme to be purified and crystallized.
It is first crystallized by James B. Sumner in 1926.
This achievement laid the groundwork for the subsequent demonstration that urease and other enzymes are proteins.

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