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Assertion . Senescence is the time when ...

Assertion . Senescence is the time when age associated defects are manifested
Reason . Certain genes may be undergoing sequential switching on and off during one's life

A

If both A and R are true and R is the correct explanation of A

B

If both A and R are true but R is not the correct explanation of A

C

If A is true and R is false

D

If both A and R are false

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The correct Answer is:
A
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