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Assertion: Hybrid vigour is superior ove...

Assertion: Hybrid vigour is superior over either of its parents.
Reason: Hybrid vigour is lost upon inbreeding.

A

Both Assertion and Reason are true and Reason is correct explanation of Assertion.

B

Both Assertion and Reason are true, but reason is not the correct explanation of Assertion

C

Assertion is true, but the Reason is false

D

Assertion is false, but the Reason is true

Text Solution

Verified by Experts

The correct Answer is:
B
Hybrid vigour or heterosis is superior over either of its parents in one or more characters. Hybrid vigous is lost during inbreeding. It is lost in `F_(2)` -generation in self-pollinated plants, whereas in cross-pollinated plants, it slowly declines.
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