fertilisation and events of pregnancy
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During fertilization, the sperm and egg unite in one of the fallopian tubes to form a zygote. Then the zygote travels down the fallopian tube, where it becomes a morula. Once it reaches the uterus, the morula becomes a blastocyst. The blastocyst then burrows into the uterine wall — a process called implantation..
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A pregnancy starts with the Fertilizion , female's egg fertilize from male sprm
Explanation:
Fertilizion takes place in fallopian tube that links the ovary to uterus
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