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Try this! Which of the following is a restriction endonuclease?

Which of the following is a restriction endonuclease?

  • Option 1)

    Hind II

  • Option 2)

    Protease

  • Option 3)

    DNase I

  • Option 4)

    RNase

 
Answers (1)
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As learnt in

Restriction Endonuclease -

These enzymes cleave DNA only within or near the specific base sequence. These sequences are called as recognition sites. They are of three types RE- I, RE-II and RE-III.

- wherein

1st Restriction enzyme (Hind II) was used in RDT. 

 

 Hind II are restriction endonuclease because they cleave DNA at specific sequence within DNA strand.


Option 1)

Hind II

This answer is correct

Option 2)

Protease

This answer is incorrect

Option 3)

DNase I

This answer is incorrect

Option 4)

RNase

This answer is incorrect

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