📝 Multiple Choice Question
Current-affairs-2026
The year 2026 marks the 100th anniversary of James B. Sumner discovering that enzymes are proteins by crystallizing which specific enzyme?
A
Amylase
B
Pepsin
C
Urease
D
Lactase
Explanation
Sumner isolated and crystallized urease in 1926, proving for the first time that enzymes are proteins.
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