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प्रश्न
The ratio of the number of chromosomes in a human zygote and a human sperm is ______
विकल्प
2 : 1
3 : 1
1 : 2
1 : 3
उत्तर
2 : 1
Explanation:
The number of chromosomes in human sperm is half the number of chromosomes in a zygote, i.e., their ratio is 2 : 1.
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संबंधित प्रश्न
Write the functions of the following parts in human female reproductive system:-
(i) Ovary
(ii) Oviduct
(iii) Uterus
Which of the following is not a part of the female reproductive system in human beings?
What could be the reasons for adopting contraceptive methods?
State the main function of the Sperm duct.
Where is the male gamete formed in humans?
What name is given to the fusion of sperm and ovum?
Describe the process of fertilisation in humans and development of embryo briefly.
Describe in brief the role of vas deferens in human male reproductive system.
Give the name:
Methods of family planning.
Choose the Odd One Out:
