Which of the following is the main reason why pollen withstands decay much better than typical plant parts?

Name: Which of the following is the main reason why pollen withstands decay much better than typical plant parts?
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Question

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Sporopollenin is the main component of the outer walls of pollen grains. It is highly resistant to decay, chemicals, and enzymatic degradation, making pollen grains more durable and better preserved in the fossil record compared to other plant parts.

Which of the Following Is the Main Reason Why Pollen