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Showing posts from January, 2007

Reproduction: Why Human Females are More Cautious? Part I

The biological aspect of human gametic cells is very interesting. At birth, a baby girl has only a fixed amount of eggs (maybe around one million) in her body. When she reached a certain age, we will see that her breasts will begin to grow bigger, and a little genie residing in her ovary will say to these one million eggs: "ok, I shall now start to send you to meet your boyfriends".

Each month, the genie will pick a few thousands eggs and give them whatever training that is necessary. At the end of the training, the eggs will need to take what is known as the atresia examination. And the egg who score the highest mark will get the chance to embark on a romantic journey. The rest of the eggs are not sent back to the reservoir, but they are destroyed.

From that point onwards, about 13 eggs are ovulated each year from the egg reservoir until the woman reached what is known as menopause. So, for her whole lifetime, a human female will only release about 400 eggs.

The number of the…