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Pollen grains can be stored for several ...

Pollen grains can be stored for several years in liquid nitrogen having a temperature of

A

`-196^(@)C`

B

`-80^(@)C`

C

`-120^(@)C`

D

`-160^(@)C`

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The correct Answer is:
A
Pollen grains can be stored for several years in liquid nitrogen having a temperature of `-196^(@)C`
Pollen grains can be later used in plant breeding programmes .
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