Question

State the changes that take place in the uterus when femal egg is not fertilised ?​

Answer 1

Answer:

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Explanation:

Changes in uterus when implantation occurred: Uterus prepares itself to nurture growing embryo. Its lining thickens. It is richly supplied with blood to no wish growing embryo. (b) If ovum does not get fertilised: Then the thick and soft inner lining of uterus is no longer required; so it breaks.