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प्रश्न
At the time of birth, there are _______________ oocytes in the ovary of a female foetus.
विकल्प
1 to 2 million
2 to 3 million
2 to 4 million
none of these
उत्तर
At the time of birth, there are 2 to 4 million oocytes in the ovary of a female foetus.
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संबंधित प्रश्न
The process of release of the ovum from a mature follicle is called ______.
Ovulation is induced by a hormone called ______.
The fusion of the male and the female gametes is called ______.
Multiple choice question.
The given figure shows human sperm. Various parts of it are labelled as A, B, C, and D. Which labelled part represents acrosome?
Describe the process of oogenesis in human female.
What is gamete formation?
Mammalian egg is ____________.
Which of the following are known as the nourishing cells present in the seminiferous tubules?
Which of the following correctly describes the secondary oocyte?
Which of the following stage of oogenesis forms a membrane called zona pellucida surrounding it?
The immature male germ cell undergo division to produce sperms by the process of spermatogenesis.
Choose the correct one with reference to the above.
Cavity of graafian follicle is ______.
Cells of corona radiata remain grouped together by ______.
Which of the following groups of cells in the male gonad, represent haploid cells?
The prostate gland and seminal vehicle perform the function of ______.
Aquatic animals in which fertilisation occurs in water are said to be
The region of the root tip whose cells undergo rapid elongation and enlargement and are responsible for the growth of the root in length is called the:
Which of the following cells during gametogenesis is normally diploid?
How many primary oocytes produce one oogonia?
In our society the women are often blamed for giving birth to daughters. Can you explain why this is not correct?
