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प्रश्न
In meiosis, the number of chromosomes becomes ___________.
विकल्प
multiple times
triple
half
double
उत्तर
In meiosis, the number of chromosomes becomes half.
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संबंधित प्रश्न
Give the name and function for ‘A’ and ‘B’ from the diagram given below
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(a) Acrosome
(b) Nucleus
(c) Middle piece
Briefly describe the process of spermatogenesis.
Name the hormones involved in regulation of spermatogenesis.
Identify True/False statement. Correct false statement to make it true.
Oogenesis takes place in corpus luteum.
The male sex hormone testosterone is secreted from ____________.
The process which the sperm undergoes before penetrating the ovum is ____________.
Answer the following type of question Assertion (A) and Reason (R).
(A) - Head of the sperm consists of acrosome and mitochondria.
(R) - Acrosome contains spiral rows of mitochondria.
Describe the structure of the human ovum with a neat labelled diagram.
Give a schematic representation of spermatogenesis and oogenesis in humans.
During spermatogenesis, spermatogonium grows in size to become ______.
How many sperms are formed from a secondary spermatocyte?
Which of the following contains a fluid filled cavity called antrum?
Gray crescent is the area ______.
The number of chromosome groups at the equatorial plate in metaphase-I of meiosis in a plant with 2n = 50 shall be:
The mother germ cells are transformed into a mature follicle through series of steps. Provide the missing steps in the blank boxes.
How many spermatozoa are formed from one secondary spermatocyte?
What is spermatogenesis?
Explain Oogenesis with diagram.
