Bidder’s canal is found in
Testes of frog
Kidney of frog
Ovary of mammal
Kidney of mammal
Foetal ejection reflex in human female is induced by
Placenta acts as an endocrine tissue and produces several hormones like
$A.$ Human chorionic gonadotropin $(hCG)$
$B.$ Human placental lactogen $(hPL)$
$C.$ Estrogens
$D.$ Progesterone
Cauda epididymis leads to
Amnion helps in
The stem cells which have potency to give rise to all tissues and organs are formed from