Definations / Explanation :
$1.$ Egg apparatus
$2.$ filiform apparatus
In ovule, three cells are grouped together at the micropylar end constitute the egg apparatus.
The egg apparatus consists of two synergids and one egg cell. The synergids have special cellular thickenings at the micropylar tip called filiform apparatus.
Megasporangium is equivalent to
Describe about pistil (gynoecium).
If the endosperm mother cell of an angiosperm plant has $24$ chromosomes, the same in the $MMC$ will be
The haploid cell which divides by mitosis to form embryosac is
Stalk with which ovules attached to the placenta is called