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State the changes take place in a fertilized egg till birth.what happens to the egg when it is not fertilized |
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Answer» After fertilisation is attached to the uterine wall in uterus this process is implantation.then full development of embryo takes place in uterus this process is gestation period.food is provided to the feotus by placenta. when egg is not fertilised then it is expelled through vagina of the body with lots of blood as the thick layering of uterus breaks down |
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