Biotechnology: Principle and ProcessMedium

Question

Given below are two statements:

Statement I: Plasmids are autonomously replicating DNA.

Statement II: Plasmids are extrachromosomal DNA.

In the light of the above statements, choose the most appropriate answer from the options given below:

Options

A.Statement I is correct but Statement II is incorrect
B.Statement I is incorrect but Statement II is correct
C.Both Statement I and Statement II are correct
D.Both Statement I and Statement II are incorrect

Solution

Sol. [Key Concept: Plasmids — autonomously replicating DNA]

Plasmids are used as cloning vectors in genetic engineering.

Plasmids are autonomously replicating circular extra chromosomal DNA.

They have ability to replicate within bacterial cells independent of the control of its chromosomal DNA

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