Biology, 11.02.2021 14:00 HSiddiqui5

1. Where does the process fertilization take place? 2. When is the most possible time for fertilization if the menstrual cycle is 28 days? Explain your answer.
3. The placenta is completely developed by the end of the third month. Which organ supplies the embryo with oxygen and nutrients before the formation of the placenta?

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1. Where does the process fertilization take place? 2. When is the most possible time for fertiliza...