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प्रश्न
At the time of birth, there are _______________ oocytes in the ovary of a female foetus.
पर्याय
1 to 2 million
2 to 3 million
2 to 4 million
none of these
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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
With the help of diagrammatic representation, explain the process of gametogenesis
What is oogenesis?
Describe the process of oogenesis in human female.
Give a schematic representation of spermatogenesis and oogenesis in humans.
Expand the acronym.
LH
Which of the following enter the maturation phase of oogenesis?
Identify the diploid cell.
How many sperms are formed from a secondary spermatocyte?
How many functional sperms and how many ova will be formed by a primary spermatocyte and a primary oocyte.
During embryonic development, the establishment of polarity along anterior/posterior, dorsal/ventral or medial/lateral axis is called ______.
In oogenesis haploid egg is fertilised by sperm at which stage?
Which of the following are called dual gland?
Mark the odd one.
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?
Fetal sex can be determined by examining cells from amniotic fluid looking for:
What is spermatogenesis?
Name the germinal layers from which the following organs develop: Tongue, heart, sweat glands, vagina, mammary glands, kidney.
