Question

what protect pollen grain from drying up?​

Answer 1

Answer:

Pollen grains achieve the proper state of desiccation by folding in on themselves as they dry, which reduces the rate of water loss (and also accommodates the reduced volume of water, making the grain smaller).

Answer 2

Explanation:

Pollen grains achieve the proper state of desiccation by folding in on themselves as they dry, which reduces the rate of water loss (and also accommodates the reduced volume of water, making the grain smaller).

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