Foetal ejection reflex in human female is induced by
Differentiation of mammary gland
Pressure exerted by amniotic fluid
Fully developed foetus and placenta
Release of oxytocin from pituitary
Given below is a diagrammatic sketch of a portion of human male reproductive system. Select the correct set of the names of the parts labelled $A, B, C, D.$
The embryo of man is protected by
Placenta has an outer layer which is selectively permeable and hormone secreting which is known as
In the development of the human body, the ectoderm is responsible for the formation of
Enlarged end of penis (called the glans penis) is covered by the skin called