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प्रश्न
In meiosis, the number of chromosomes becomes ___________.
पर्याय
multiple times
triple
half
double
उत्तर
In meiosis, the number of chromosomes becomes half.
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संबंधित प्रश्न
Explain the development of a secondary oocyte (ovum) in a human female from the embryonic stage upto its ovulation. Name the hormones involved in this process.
Ovulation is induced by a hormone called __________.
Describe the process of budding in hydra.
The glandular accessory organ which produces the largest proportion of semen is ____________.
During spermatogenesis, spermatogonium grows in size to become ______.
Complete the analogy.
1 primary spermatocyte : 4 spermatozoa :: 1 primary oocyte : ____________.
The secondary oocyte enter into the fallopian tube through the ______.
Identify the labels (i-iv) in the given diagram of the ovum.
Which is the correct order of steps occurring during spermatogenesis?
What is the location of oogenesis?
First meiotic division is observed in ____________.
The human male gamete is usually about ______ in length.
Which of the following stage of oogenesis forms a membrane called zona pellucida surrounding it?
It The cell division in secondary oocyte is suspended at ______.
Select the correct sequence of stages of spermatogenesis in a human male ______.
Aquatic animals in which fertilisation occurs in water are said to be
How many primary oocytes produce one oogonia?
The spermatogonia undergo division to produce sperms by the process of spermatogenesis. Choose the correct one with reference to above.
The mother germ cells are transformed into a mature follicle through series of steps. Provide the missing steps in the blank boxes.
Draw a labelled diagram of a section through ovary.
