I don't think so. When you get pregnant, the egg you've produced has been fertilized and sticks itself onto your uterus. It will then grow into your beautiful bundle of joy :D Besides, if your egg is...
No you can't. As long as it is a period though. Each month, 14 days after the first day of your period, you ovulate or produce an egg. If it is not fertilised then the blood levels of oestrogen and...