A pollen tube grows down the style becau...

A pollen tube grows down the style because

A

It helps in fertilization

B

It takes nutrients from the style

C

Filiform apparatus of synergids attracts the pollen tube

D

Of chemical attraction

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The correct Answer is:

D

The pollen tube grows through the style because of the chemical attraction of the ovary. This chemical attraction is known as chemotropism.

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