Megasporangium is equivalent to
ovule
nucellus
embryo sac
fruit.
Explain about Embryo sac.
$A$- Four cells are at the chalzal end and are called the antipodals.
$R -$ A typical angiosperm embryo sac, at maturity,though $8$-nucleate is $7$-celled
In given figure, labeled part $X$ is formed by....
Name the component cells of the ‘egg apparatus’ in an embryo sac.
In angiosperms, microsporogenesis andmegasporogenesis