First slide

Pre-fertilisation : Structures and Events

Question

The contents of pollen tube are discharged into the following cell of embryo sac.

Easy

A

Egg cell
B

Central cell
C

Synergid cell
D

Antipodal cell

Solution

The pollen tube enters into the synergid through filiform apparatus of synergid and discharges the contents of pollen tube into the synergid and the synergid is destroyed. Egg cell and Central cell are involved in double fertilization and antipodals do not have any defined role in double fertilization

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