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Question
After a mitotic cell division, a human female cell will have ______.
Options
22 + X chromosomes
44 + XY chromosomes
44 + XX chromosomes
22 + XX chromosomes
Solution
After a mitotic cell division, a human female cell will have 44 + XX chromosomes.
Explanation:
Each human female cell includes 44 autosomes (non-sex chromosomes) and two X-chromosomes. Mitosis produces genetically identical daughter cells, which have the same chromosomal content as the original cell: 44 autosomes and two X-sex chromosomes.
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Question 1:
The number of chromosomes in a certain type of cell division is halved. This kind of cell
division occurs in.
(a) Only testis
(b) Only ovary
(c) Both ovary and testis
(d) All body cells
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The number of chromosomes in humans is ________.
Multiple Choice Question
Chromosomal aberrations are caused by:
Very Short Answer Question.
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With the help of a neat labelled diagram, describe the structure of chromosome.
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In higher unisexual animals, one pair of chromosomes is not identical in two sexes. It is called as ______.
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