Give technical term :
The canal through which the testes descend into the scrotum just before the birth of a male baby.

Name the following : The canal through which the testes descend into scrotum just before birth

Give the technical terms for the Elongated cells which are thickened at the corners.

Males in whom testes fail to descend to the scrotum are generally infertile. Why?

Males in whom testes fail to descend to the scrotum are generally infertile. Why?

Give technical term for: A membrane which allows the passage of molecules selectively.

Give technical term : The phase in the menstrual cycle in which the remnant of follicle in the ovary turns into corpus luteum.

Give the scientific term for the specialised structure through which guttation occurs.

Give technical terms for the following: Thin walled sac of skin that covers the testes.

Give technical term for the following: A method of contraception in which the sperm duct is cut and Iigated.

a. A rail road flat car of mass M can roll without friction along a straight horizontal track . Initially, a man of mass m is standing on the car which is moving to the right with speed v_(0) . What is the change in velocity of the car if the man runs to the left so that his speed relative to the car is v_(rel) just before he jumps off at the left end? b. If there are n men each of mass m on the car, should they all run and jump off together or should they run and jump one by one in order to give a greater velocity to the car?