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VMariaS [17]
3 years ago
10

What is the role of pollen grains in plant reproduction?

Biology
1 answer:
Advocard [28]3 years ago
8 0

Answer:

The pollen grain has apertures on the wall which allow dimensional adjustments in response to changes in moisture conditions. The apertures also offer an exit route for the contents of the grain.

Explanation:

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