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प्रश्न
How is 'oogenesis' markedly different from 'spermatogenesis' with respect to the growth till puberty in the humans?
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उत्तर
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Spermatogenesis
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Oogenesis
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It is the process by which sperms are formed from the sperm mother cell in males
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It is the process by which ovum is formed from the oogonia in females
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After the second meiotic divisions in a single spermatogonium, 4 spermatids are obtained, which undergo maturation to form 4 sperm cells, or spermatozoa
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After the second meiotic divisions in the single oogonium, only one ovum and three polar bodies are obtained.
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Spermatogenesis occurs in males from puberty almost until death.
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In females, oogenesis starts before birth and occurs until menopause.
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APPEARS IN
संबंधित प्रश्न
Draw a labeled sketch of a spermatozoan.
Which of the following enter the maturation phase of oogenesis?
Which of the following are known as the nourishing cells present in the seminiferous tubules?
Draw a labelled diagram of a Graafian Follicle.
Cells of corona radiata remain grouped together by ______.
In spermatogenesis, reduction division of chromosome occurs during conversion of ______.
1st polar body is formed at which stage of oogenesis?
In oogenesis haploid egg is fertilised by sperm at which stage?
After the release of the secondary oocyte, the Graafian follicle develops into ______.
How many spermatozoa are formed from one secondary spermatocyte?
