What are different cells present in the embryo sac? Discuss their fate.
GeneralClass 12AllAnswered 27 Mar 2026
Answer
Embryo sac structure (seven cells, eight nuclei):
|
Cell Type |
Number |
Fate After Fertilization |
|
Egg cell |
1 |
Fuses with male gamete → Zygote → Embryo |
|
Synergids |
2 |
Degenerate after fertilization |
|
Polar nuclei |
2 |
Fuse → Secondary nucleus → Fuses with male gamete → PEN (3n) → Endosperm |
|
Antipodal cells |
3 |
Degenerate after fertilization |
Suggested Q&A
General · Class 12- GeneralClass 12Electric Field at Centre of Ring with Non-Uniform Charge Distribution. Four quadrants carry linear charge densities: +2λ, −2λ, +λ, −λ. Find electric field at centre.
- GeneralClass 12P°(hexane) = 408 Torr, P°(heptane) = 141 Torr. x(hexane) = 0.300. Find Y₆ and Y₇.
- GeneralClass 122N₂O₅(g) → 4NO₂(g) + O₂(g). Initial P = 50 mmHg; P at 30 min = 87.5 mmHg. Find P at 60 min.
- GeneralClass 12What is the difference between psychosis and neurosis?
- GeneralClass 12What is the difference between prism and a pyramid?
- GeneralClass 12What is the difference between phrase and clause?