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प्रश्न
The structure formed by the villi of the embryo and the uterus of the mother.
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उत्तर
Placenta
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संबंधित प्रश्न
State the changes that take place in the uterus when Implantation of embryo has occurred
State the changes that take place in the uterus when Female gamete/egg is not fertilised
State the main function of the Sperm duct.
Where is the male gamete formed in humans?
What do the testes in a man produce?
What is the frequency of menstrual cycle in human females (or women)?
Describe the process of fertilisation in humans and development of embryo briefly.
Give the names of any two sexual diseases.
Define the following:
Gestation
What is sexual reproduction? What are its essential features?
