The stem cells which have potency to give rise to all tissues and organs are formed from
Trophoblast
Umbilical cord
Inner cell mass
Placenta
Which extraembryonic membrane in humans prevents desiccation of the embryo inside the uterus?
Proctodaeum in rabbit is
The abdominal passage which connects the abdominal cavity with the scrotal sac in mammals is known as
Neural canal develops from
Vestibular glands secrete