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Question
The karyotype (set of chromosomes) shown below is taken from a dividing cell in a certain individual.
(i) Is the individual male or female? Explain your answer.
(ii) How would you expect
(a) a female cell and
(b) sperm cell to differ in chromosome composition?
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Solution
(i) Male, because there is a Y-chromosome and an X-chromosome.
(ii)
(a) A female would have two X-chromosomes and no Y-chromosome.
(b) A sperm cell would have half the number of chromosomes. 23 instead of 46. There would be only one sex-chromosome which could be either Y or X.
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RELATED QUESTIONS
Fill in the blank and explain the statement.
All chromosomes are arranged parallel to equatorial plane of cell in ______ phase of mitosis.
Describe anaphase in mitosis.
Choose the correct answer:
Which division takes most time?
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In which one of the following options the two stages of mitosis have been given in correct sequence?
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Identify the stages of mitosis given below and label the figures.
The diagram below represents a certain stage of a cell.
(i) Is it an animal cell or a plant cell ? Give one reason in support of your answer.
(ii) Label the parts numbered 1 – 3.
(iii) Which stage (phase) of mitosis is represented in this diagram
Name the Following
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Name the Following
Name the stage during which nuclear membrane and nucleoli reappear.
Give Technical Terms
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Multiple Choice Question:
Karyokinesis is the division of
In which stage of mitosis the chromosomes align in an equatorial plate? How?
During Mitosis what is the position of chromatids in metaphase?
During Mitosis what is the position of chromatids in the anaphase?
