STANDARDZoology-Biotechnology
STANDARD Zoology Restriction Enzymes MCQ Question
Type: MCQ-conceptual-Medium
Which of the following is a restriction endonuclease
A
Hind II
B
Protease
C
DNase I
D
RNase
Correct Answer
Option A
Detailed Explanation
Hind II is a restriction endonuclease that can break internal phosphodiester bonds within a DNA molecule. It is the first restriction enzyme that recognized and cut DNA at a specific sequence. It was identified in 1968 H.O. Smith. They dated and characterized an enzyme from haemophilus influenzae.
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