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प्रश्न
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?
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उत्तर
During gametogenesis, the chromosomal number is reduced by half and then regained through fertilisation.
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संबंधित प्रश्न
With the help of diagrammatic representation, explain the process of gametogenesis
Explain two main process in sexual reproduction.
The process which the sperm undergoes before penetrating the ovum is ____________.
Expand the acronym.
hCG
Identify the correct stages (P - S) in the given diagram of spermatogenesis.
Middle piece of mammalian sperm possesses ______.
It The cell division in secondary oocyte is suspended at ______.
Which of the following are called dual gland?
What does the figure represent?
If for a species 2n = 16, then during Ist prophase and IInd prophase of the meiotic division of a cell, how many tetrads and diads will be formed:
