Restriction enzymes are used in genetic engineering because: – McqOptions

MCQOPTIONS

1.	Restriction enzymes are used in genetic engineering because:
A.	they can join different DNA fragments.
B.	they can cleave DNA at a specific target.
C.	they are nucleases that cut DNA at variable sites.
D.	they are proteolytic enzymes which can degrade harmful enzymes.
Answer» C. they are nucleases that cut DNA at variable sites.

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