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प्रश्न
What is placenta?
उत्तर १
The placenta is an organ attached to the lining of the womb during pregnancy. The placenta is composed of both maternal tissue and tissue derived from the embryo. It contains blood spaces on the mother’s side and villi on the embryo’s side
उत्तर २
Placenta is a special umbilical cord develops in the fourth week which establishes an intimate connection between the foetal membrane and he uterine wall.
संबंधित प्रश्न
State the main function of the Sperm duct.
What is placenta? What is its function?
In human males, the testes lie in the scrotum outside the body because it helps in the
(a) process of mating
(b) formation of sperms
(c) easy transfer of sperms
(d) all the above
Mention the two functions of human testis.
Fill in the blank.
In humans, sperm production occurs in the organ ----------------.
Identify the given diagram.
Name the parts 1 to 5. 
What do you understand by an inguinal hernia?
Choose the Odd One Out:
Choose the Odd One Out:
If for some reason, the vasa efferentia in the human reproductive system get blocked, the gametes will NOT be transported form ______
