Biology, asked by Rajuyadav4959, 1 year ago

How pollen grains survived /conserved for long time

Answers

Answered by ananyadubey2013

Heyaa.....

Exine of pollen grains is made up of sporopollenin which is the most resistant organic material known. It can withstand high temperatures, strong acids and bases. Hence, pollen grains remain well preserved in fossils.

Hope it helps❤️

Answered by Anonymous

by storing them in liquid nitrogen

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