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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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संबंधित प्रश्न
Identify True/False statement. Correct the false statement to make it true.
Oogenesis takes place in the corpus luteum.
Describe the process of budding in hydra.
Explain two main process in sexual reproduction.
Give a schematic representation of spermatogenesis and oogenesis in humans.
Identify the labels (i-iv) in the given diagram of the ovum.
At the time of organogenesis, genes regulate the process at different levels and at different time due to ______.
Which of the following contains the actual genetic part of a sperm?
During oogenesis, each diploid cell produces ______.
Penetration of the sperm in the ovum is followed by ______
Read the following and answer from given below:
Oogenesis is the process of the formation of an ovum in the ovaries. It consists of three phases: multiplication, growth, and maturation. Oogenesis is controlled by hormones GnRH, LH, FSH. GnRH secreted by the hypothalamus stimulates the anterior lobe of the pituitary gland to secrete LH and FSH.
Which cell division is involved in the formation of secondary oocytes?
