Zoology-Recombinant DNA

NEET Zoology Recombinant DNA MCQ Question

Type: MCQ-conceptual-Easy-Class 12

Which combination of statements about recombinant DNA technology is correct?

A

Recombinant DNA is created by linking DNA fragments with plasmid vectors; restriction enzymes are essential for cutting the DNA.

B

Restriction enzymes are used only to analyze DNA fragments; plasmid vectors do not carry any genes.

C

Recombinant DNA can be used for gene therapy, but not for agricultural purposes; antibiotic resistance genes are irrelevant.

D

Gel electrophoresis is used primarily to analyze plasmid vectors; recombinant DNA cannot be transferred to bacteria.

Correct Answer

Option A

Detailed Explanation

Statement A is correct as it describes the creation of recombinant DNA and the role of restriction enzymes in that process. The other options contain misconceptions regarding the functions and applications of recombinant DNA technology.

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