Biology · PYQ NEET UG 2022

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): Polymerase chain reaction is used in DNA amplification Reason (R): The ampicillin resistant gene is used as a selectable marker to check transformation In the light of the above statements, choose the correct answer from the options given below:

1. A
   (A) is correct but (R) in not correct.
2. B
   (A) is not correct but (R) is correct.
3. C
   Both (A) and (R) are correct and (R) is the correct explanation of (A)
4. D
   Both (A) and (R) are correct but (R) is not the correct explanation of (A)