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प्रश्न
In meiosis, the number of chromosomes becomes ___________.
विकल्प
multiple times
triple
half
double
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उत्तर
In meiosis, the number of chromosomes becomes half.
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संबंधित प्रश्न
Explain the development of a secondary oocyte (ovum) in a human female from the embryonic stage upto its ovulation. Name the hormones involved in this process.
The fusion of the male and the female gametes is called ______.
Which of the following enter the maturation phase of oogenesis?
The secondary oocyte enter into the fallopian tube through the ______.
500 spermatozoa are formed from ____________ secondary spermatocytes.
Calculate the number of sperms and ova produced from 40 primary spermatocytes and 40 primary oocytes.
Which is the correct order of steps occurring during spermatogenesis?
Which of the following is diploid?
Find out the CORRECT sequence of spermatogenesis.
There is no cell division involved in ______.
Corona radia is made up of ______.
Preparation of sperm before penetration of ovum is ______.
Which of the following groups of cells in the male gonad, represent haploid cells?
During oogenesis, each diploid cell produces ______.
Penetration of the sperm in the ovum is followed by ______
Sperms can be stored for several years in liquid nitrogen with a temperature of ______.
In the process of fertilization, this is true:
Human milk differs from cow's milk because human milk contains:
During reproduction, the chromosome number (2n) reduces to half (n) in the gametes and again the original number (2n) is restored in the offspring. What are the processes through which these events take place?
The process of gametogenesis is initiated by ______ and ______ hormones respectively.
