Question

What is sporopollenin? ​

Answer 1

Answer:

a relatively chemically inert polymer that makes up the outer layer of pollen grains and some spores

Explanation:

Answer 2

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• Sporopollenin is one of the most chemically inert biological polymers.
• It is a major component of the tough outer (exine) walls of plant spores and pollen grains.
• It is chemically very stable and is usually well preserved in soils and sediments.

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