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Question

Which of the following is a restriction endonuclease?

A
Hind II
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B
Protease
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C
DNase I
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D
RNase
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Solution

The correct option is A Hind II
Hind II is a type of restriction endonuclease. A restriction endonuclease is an enzyme that cleaves DNA into fragments at or near specific recognition sites within molecules known as restriction sites.
Protease is an enzyme that catalyzes proteolysis.
DNase I is a nuclease that cleaves DNA at phosphodiester linkages adjacent to a pyrimidine nucleotide.
RNase is an enzyme which helps in degrading RNA.

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