No, eggs don't increase in number. They become fertile and capable of forming a zygote.
They are already fertile when you're born, but not released until menstruation!
There is no age, it happens when you hit puberty.
Girls go through puberty when they start to be able to get pregnant thus periods being unfertillized eggs your body has got rid of.
The ovaries become fertile. The eggs which the ovaries produce are capable of forming a zygote .
Girls are born with all the eggs they will ever produce, they are stored in the ovaries. After puberty every month several eggs will be incapsulated in follicles on the ovaries and one will mature and be released from the ovary.
Girls are born with all the eggs they will ever produce, they are stored in the ovaries. After puberty every month several eggs will be incapsulated in follicles on the ovaries and one will mature and be released from the ovary.
Yes, women produce gametes after puberty. They continue to do so till they hit the menopause.
Unlike women, who are born with their lifetime's supply of eggs, men do not begin creating sperm until they reach puberty.
Discharge, Moodswings, PMS, Cramps, growth Pains, Your boobies grow. This is what Wikipedia is for. :] www.Wikipedia.Org You will find much more information on that site. Just type in 'Puberty' for females.
It happens when u get to a certain age and u need to fertilize eggs to have a baby if u want to know more get a puberty book.
Girls are born with hundreds of eggs inside them. The ovary cannot keep all these eggs, so when the girl is aged 12-16 (normal puberty age) she has periods. Basically each period contains one or a couple of eggs which - you may not want to read - mix with the blood, die, and come out as a period. Helpful?