First slide

Pre-fertilisation : Structures and Events

Question

Which among the following choices has haploid number of chromosomes?
(a) Cells of nucellus
(b) Pollen grain
(c) Antipodal cell
(d) Tapetal cell

Easy

A

a and b
B

b and c
C

c and d
D

a and d

Solution

Pollen grains and antipodal cells have haploid number of chromosomes. This because they are products of meiosis. The cells of nucellus and tapetal cells have diploid chromosome number.

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