why pollen grains can remain well preserved as fossil?
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Pollen grains are well-preserved as fossils because of the presence of sporopollenin. Pollen grains has a prominent two-layered wall. The hard outer layer called the exine is made up of sporopollenin which is one of the most resistant organic material known.
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Answer: buddy her is your answer
Explanation: - Pollen grains are well preserved as fossils because of the presence of sporopollenin. Pollen grains have a prominent two-layered wall. The hard outer layer called the exine is made up of sporopollenin which is one of the most resistant organic material known.
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