Question

the pollen tube grows downwards through the style towards the ________ if you answer I will mark you brainlest ​

Answer 1

Answer:

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Explanation:

The pollen tube begins to grow when the pollen grain lands on the stigma of a flower and grows through the style till it reaches the ovule inside the ovary. Once a pollen grain settles on a compatible pistil, it germinates in response to a sugary fluid secreted by the mature stigma of certain plants. The lipids at the surface of the stigma stimulate the growth of the pollen tube of a compatible pollen. During its journey through the pistil, the pollen tube is shown to respond to various guidance signals which are a combination of chemical and shows chemotropism.

Answer 2

Answer:

Explanation:

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The chemical attraction