Question

A typical angiosperm embryo sac at maturity is

• A. 4 nucleate – 2 celled
• B. 8 nucleate – 7 celled
• C. 4 nucleate – 4 celled
• D. 8 nucleate – 4 celled

Answer 1

The correct option is B 8 nucleate – 7 celled

Fully developed normal type of female gametophyte or embryo sac is 8-nucleated and 7-celled structure, i.e., egg apparatus at micropylar end is having 3 cell (2synergids + 1 egg cell), 3 antipodal cells at chalazal end and a central cell having two polar nuclei in centre.