In the development of the human body, the ectoderm is responsible for the formation of
Sweat glands
Nervous system
Lens of the eye
All of these
Growth and maturation of Graafian follicle is controlled by ...........
How does zona pellucida of ovum help in preventing polyspermy ?
Select the correct statement
Which of the following develops from ectoderm
During pregnancy which one of the following is excreted?