NEET Biology question

If you want to recover many copies of the target DNA, you will choose a vector:

(A)Which does not have an origin of replication
(B)Which does not have a cloning site
(C)Whose origin supports a high copy numberCorrect
(D)Which has only one restriction site

Answer: (C)

Solution

A vector lacking an origin of replication cannot replicate at all, lacking a cloning site means no DNA can be inserted, and having only one restriction site is a desirable (but unrelated) property for

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Question ID VK-125232