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प्रश्न
The structure formed by the villi of the embryo and the uterus of the mother.
उत्तर
Placenta
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संबंधित प्रश्न
What are the functions of testes in the human male reproductive system?
What is the main difference between sperms and eggs of humans? Write the importance of this difference.
Choose the ODD one out from the following terms given and name the CATEGORY to which the others belong :
Prostate gland, Cowper’s gland, seminal vesicle, seminiferous tubules
Name the liquid that contains sperms.
What joins embryo to placenta in mother's body?
The germ cell A produced by a person X is round in shape and it fuses with another germ cell B having a long tail and produced by a person Y. The fusion of A and B produces a new cell C. The cell C divides repeatedly and grows inside the organ D of person X to form E in which the body features of the unborn baby are not much developed. E grows further to form F in which the various body features of the unborn baby (like hands, legs, head, eyes, and ears, etc.) can be identified. F grows further and ultimately forms a baby. What are A, B, C, D, E and F? Out of the two persons X and Y, which one is male and which one female?
The below diagram is of a developing embryo is a mother’s womb:
(i) Write the functions of the placenta, amnion, and umbilical cord.
(ii) How are the waste products of a fetus removed?
(iii) What is the gestation period?
______ is a lytic enzyme released by the sperm.
Freshly released human egg has ______.
If for some reason, the vasa efferentia in the human reproductive system get blocked, the gametes will NOT be transported form ______
