Question

why pollen grain comes in different shapes and sizes???
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Answer 1

Answer:

Pollens have different sizes and shapes because of the different pollination requirements of the flowers. The mainly compositions of these pollens are carbon and oxygen with only tulip having small amount of phosphorus. These carbon and oxygen form different fatty acids and provide different colors for the pollens.

Explanation:

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Answer 2

Answer:

Pollens have different sizes and shapes because of the different pollination requirements of the flowers. The mainly compositions of these pollens are carbon and oxygen with only tulip having small amount of phosphorus. These carbon and oxygen form different fatty acids and provide different colors for the pollens.

Explanation:

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