Pregnancy is the term used to explain when a woman has a rising fetus inside of her. In most cases, the fetus grows in the uterus.
Human pregnancy lasts about 40 weeks or just more than 9 months, from the start of the last menstrual period to childbirth
http://www.getallabout.com/pregnancy/index.html
Pregnancy is the state of transport a rising embryo or fetus in the uterus. In mammals, pregnancy is distinct as the period between implant of a fertilized egg (now called a zygote) in wall
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