The cavity of gastrula is called
Blastocoel
Coelom
Archenteron
Haemocoel
The maximum growth rate occurs in
The cyclic period of sexual activity in non-human female mammals is called
Bartholin’ s glands are situated
The first sign of the growing foetus may be noticed by listening to the heart sound carefully through the stethoscope. Embryo's heart is formed _________.
Animal $\quad$ Gestation period
When a foetus develops limbs and digits?