1. Neeraj Kumar
  2. How do Organism Reproduce?
  3. Wednesday, August 10 2016, 08:21 PM

State in brief the changes that take place in a fertilised egg (zygote) till birth of the child in the human female reproductive system. What happens to the egg when it is not fertilised? 



There are no replies made for this post yet.
However, you are not allowed to reply to this post.