Question

Arrangement of nuclei in the embryo sac of dicots is

• A. 3 + 3 + 2
• B. 2 + 4 + 2
• C. 3 + 2 + 3
• D. 2 + 3 + 3

Answer 1

The correct option is C 3 + 2 + 3

The arrangement of nuclei in the embryo sac of dicots is 3+2+3. The distribution is as follows:
3 anti-podal cells at the chalazal end
2 polar nuclei in the centre
3 cells in egg apparatus at the micropylar end (2 synergids and 1 egg cell).