MarksRiser
MarksRiser
Zoology-Recombinant DNA

NEET Zoology Recombinant DNA MCQ Question

Type: MCQ-numerical-Hard-Class 12

If a vector with a high copy number origin of replication is used for cloning, how many copies of recombinant DNA can be expected in a bacterial cell if the copy number is 500?

A

500 copies

B

250 copies

C

1000 copies

D

50 copies

Correct Answer

Option A

Detailed Explanation

The origin of replication (ori) controls the copy number of the vector in a host cell. A high copy number origin of replication can result in approximately 500 copies of recombinant DNA within a bacterial cell when the stated copy number is 500.

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