Question

Arrangement of nuclei in normal dicot embryo sac is ______.

Options

• 3 + 3 + 2

• 2 + 4 + 2

• 3 + 2 + 3

• 2 + 3 + 3

Answer 1

Arrangement of nuclei in normal dicot embryo sac is 3 + 2 + 3.

Explanation:

The mature embryo sac has three nuclei at the micropylar end, two polar nuclei in the centre and three antipodal nuclei at the chalazal end.