Q. The arrangement of the nuclei in a normal embryo sac in the dicot plants is :
A) 2 + 4 + 2
B) 3 + 2 + 3
C) 2 + 3 + 3
D) 3 + 3 + 2
Explanation
[Solution from source] The mature embryo sac has 3 cells at the micropylar end (egg apparatus), 2 polar nuclei in the central cell and 3 antipodals at the chalazal end: 3 + 2 + 3. It is 7-celled and 8-nucleate. Answer (2).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.