MCQ
Which enzyme is useful in genetic engineering?
- ADNA-ase
- BAmylase
- CLipase
- DRestriction endonuclease
Explanation:
A restriction enzyme, restriction endonuclease is an enzyme that cleaves DNA into fragments at or near specific recognition sites within molecules known as restriction sites. In the bacterial cell, restriction enzymes cleave foreign DNA, thus eliminating infecting organisms.
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$R $ : It requires simultaneous plating on two plates having different antibiotics.