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When two unrelated individuals or lines ...

When two unrelated individuals or lines are crossed, the performance of `"F"_(1)` hybrid is often superior to both its parents. This phenomenon is called:

A

Heterosis

B

Transformation

C

Splicing

D

Metamorphosis

Text Solution

Verified by Experts

The correct Answer is:
A
Because in the microsporangia (polle sacs) of anthers, pollen grain are formed by meiosis so are haploid.
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