Home Biology Biotechnology and Its Application Biotechnological Applications in Medicine Incorrect about PCR (Polymerase Chain Reacti…
Biology Biotechnology and Its Application Biotechnological Applications in Medicine Single Correct MCQ
Published on: August 21, 2026

Incorrect about PCR (Polymerase Chain Reaction) is-

A
It makes the copies of DNA
B
It is based upon antigen-antibody reaction
C
It can detect HIV
D
It can detect cancer

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Text Solution

Verified by Experts
The correct answer is:
B

• PCR (Polymerase Chain Reaction) is a molecular biology technique used to amplify DNA.

• It is not based on antigen-antibody reactions (that principle is for ELISA).

• PCR can detect HIV, cancer, and other genetic sequences.

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