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Question

The enzyme which cuts DNA is


A

DNA ligase

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B

Restriction endonucleases

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C

DNA polymerase

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D

DNA lyase

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Solution

The correct option is B

Restriction endonucleases


Restriction endonucleases are a group of enzymes which bring about cuts in DNA at specific sequences.

They are also called biological scissors.

The given curve shows the enzymatic activity in relation to three conditions (pH, temperature and substrate concentration).


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