Mark the incorrect statement
Polyspermy is prevented by depolarisation of the membrane is called as fast block
Entry of sperm into ovum restarts the cell cycle by breaking down $MPF$ and turning on the $APC$
If implantation occurs anywhere else other than uterus, it is called tubal pregnancy
Ability to reproduce is lost in female primate after menopause
Which of the following provides nutrition to sperm?
The distal narrow end of the uterus is called......
Saheli is a
$I. $ Sperm cells immediately when they are released from the body and are placed in a petri plate remain alive for much longer duration.
$II.$ Semen contains chemicals that causes females smooth muscles to contract
After a sperm has penetrated an ovum in the process of fertilization, entry of further sperms is prevented by