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प्रश्न
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
A zygote is the product of the fusion of male and female gametes.
विकल्प
True
False
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उत्तर
True
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संबंधित प्रश्न
State its functions in case of a pregnant human female.
State the changes that take place in the uterus when Female gamete/egg is not fertilised
List the two types of reproduction. Which one of the two is responsible for bringing in more variations in its progeny and how?
Do all organisms give birth to individuals like humans?
What are the female sex cells in humans called?
What is the role of seminal vesicles and prostrate gland in human male reproductive system?
Describe the process of fertilisation in humans and development of embryo briefly.
X and Y are two human beings. The organ A in the reproductive system of X releases a mature gamete B once a month which goes into a tube-like structure C through a funnel-like opening. The organ D in the reproductive system of Y makes and releases gametes E which pass through a duct F and are introduced by an organ of Y, into the body of X. B and E fuse together in C to form a new cell G. The cell G divides repeatedly to form a ball of cells H which gets embedded in the lining of organ I of reproductive system of X where it grows and develops into a baby.
(a) Name (i) organ A, and (ii) gamete B.
(b) Write two names of tube-like structure C.
(c) Name (i) organ D, and (ii) gamete E.
(d) Write two names of duct F.
(e) Name (i) cell G (ii) ball of cells H, and (iii) organ I.
(f) Out of X and Y, which one is (i) male, and (ii) female?
Define the following:
Monoceious
What is inhibin?
