For the fertilization of pollen and egg, pollen tube down the
A
Filament
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B
Anther
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C
Pistil
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D
Style
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Solution
The correct option is D Style In successful pollination process, a pollen tube is germinated by a pollen grain and it grows down the style toward the ovary. The pollen tube goes through micropyle and discharges 2 sperm into the female gametophyte (embryo sac) within an ovule.