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Restriction Enzyme

Enzyme that c...

Question

Enzyme that cleaves nucleic acids within the polynucleotide chain is known as

A

Endonuclease

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B

Exonuclease

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C

Arylsulfatase

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D

Phosphotriesterase

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Solution

The correct option is B Endonuclease
Endonucleases are enzymes that cleave the phosphodiester bond within a polynucleotide chain. Some, such as EcoRI endonuclease which cleaves the DNA sequence at specific recognition site.

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