Question

NPN
What happens during fertilisation in humans after many sperms reach close to the ovum?
1)Secretions of acrosome helps one sperm enter cytoplasm of ovum through zona pellucida
2)All sperms except the one nearst to the ovum lose their tails
3)Cells of corona radiata trap all the sperms except one
4)Only two sperms nearest the ovum penetrate zona pellucida
Which one of the following statement is incorrect?​

Answer 1

Answer:

$<marquee><font color="magenta" ><h1>option 4 is incorrect$