A typical angiospermic embryo sac at maturity is

Question

A typical angiospermic embryo sac at maturity is (A) 4 nucleate - 2 celled (B) 8 nucleate - 7 celled (C) 7 nucleate - 7 celled (D) 8 nucleate - 4 celled

Tardigrade Admin · Accepted Answer

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 (2 synergids + 1 egg cell), 3 antipodal cells at chalazal end and a central cell having two polar nuclei in centre.

Q. A typical angiospermic embryo sac at maturity is

4 nucleate - 2 celled

8 nucleate - 7 celled

7 nucleate - 7 celled

8 nucleate - 4 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 (2 synergids + 1 egg cell), 3 antipodal cells at chalazal end and a central cell having two polar nuclei in centre.