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प्रश्न
In meiosis, the number of chromosomes becomes ___________.
पर्याय
multiple times
triple
half
double
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उत्तर
In meiosis, the number of chromosomes becomes half.
APPEARS IN
संबंधित प्रश्न
The following is the illustration of the sequence of ovarian events (a − i) in a human female
(i) Identify the figure that illustrates ovulation and mention the stage of oogenesis it represents.
(ii) Name the ovarian hormone and the pituitary hormone that have caused the above mentioned event.
(iii) Explain the changes that occur in the uterus simultaneously in anticipation.
(iv) Write the difference between ‘c’ and ‘h’.
(v) Draw a labeled sketch of the structure of a human ovum prior to fertilization.
Explain two main process in sexual reproduction.
If one pollen grain produces two male gametes, how many pollen grains are needed to fertilize 10 ovules?
Define gametogenesis.
The following is the illustration of the sequence of ovarian events (a-i) in a human female.
Identify the figure that illustrates ovulation and mention the stage of oogenesis it represents.
Identify the diploid cell.
Which of the following correctly describes the secondary oocyte?
Extrusion of second polar body from egg nucleus occurs ______.
Acrosome reaction in sperm is triggered by ______.
How many sperms are formed from 4 primary spermatocytes?
Which of the following contains the actual genetic part of a sperm?
Penetration of the sperm in the ovum is followed by ______
Sperms can be stored for several years in liquid nitrogen with a temperature of ______.
The number of chromosome groups at the equatorial plate in metaphase-I of meiosis in a plant with 2n = 50 shall be:
Which of the following cells during gametogenesis is normally diploid?
How many primary oocytes produce one oogonia?
What is the difference between a primary oocyte and a secondary oocyte?
Which type of cell division forms spermatids from the secondary spermatocytes?
What is spermatogenesis?
Sketch and label the process of oogenesis.
