Question : State the changes that take place in the uterus when : (a) – InterviewSolution

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1.	Question : State the changes that take place in the uterus when : (a) Implantation of embryo has occurred. (b) Female gamete/egg is not fertilised.
Answer» Solution :(a) (i) Pregnancy (II) MENSTRUATION. (b) In first case, the lining of uterus becomes THICK and spongy, richly supplied with blood, helps in implantation of the EMBRYO. In second case, the lining breaks along with blood VESSELS and comes out through vagina as menstrual flow.

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