Mention the function of
(a) Zona pellusida

Mention the function of (a) Zona pellucida (b) Coleorhiza

Mention the function of interstitial cells.

(a) Draw a diagram of the structure of a human ovum surrounded by corona radiata. Label the following parts : (i) Ovum, (ii) Plasma Membrane, (iii) Zona Pellucida (b) State the function of Zona Pellucida.

Mention the function of trophoblast in human embryo

Mention the function of trophoblast in human embryo.

Mention the functions of the following organelle: Golgi complex

Mention the functions of the following: (i) Cell membrane (ii) Chromosomes.