Bidder’s canal is found in
Testes of frog
Kidney of frog
Ovary of mammal
Kidney of mammal
During gastrulation ....... is formed
$A$ : The secretions of male accessory glands constitute the seminal plasma which is rich in fructose, calcium and certain enzymes.
$R$ : Fructose serves as a source of energy for the sperms.
Which of the following is similar in function to Cowper's gland
The membrane investing the ovum just outside the membrana granulosa is
Internal ear develops from