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प्रश्न
If a woman has an allele for an X-Linked condition i.e. haemophilia, on one of her X chromosomes then this chromosome can be inherited by ______
पर्याय
Only daughters
Only sons
Only grandchildren
Both sons and daughters
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उत्तर
if a woman has an allele for an X-Linked condition i.e. haemophilia, on one of her X chromosomes then this chromosome can be inherited by Both sons and daughters.
Explanation:
A mother (XX) gives one X chromosome to her child, who can be a son (XY) or a girl (XX) (XX). As a result, if a woman has an X-linked disease, her sons or daughters can inherit the chromosome.
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संबंधित प्रश्न
Give scientific reasons : Colour blindness is more common in men than in women.
Briefly explain the term ‘Mutation’.
A family consists of two parents and their five children and the pedigree chart shown below shows the inheritance of the trait colour blindness in them.
On which chromosome is the gene of this trait located?
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Haemophilia exhibits X linked inheritance.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
A colourblind male cannot distinguish any colour.
What are X-linked genes?
What is cris-cross inheritance?
Name any two X-Linked recessive disorders.
Types of sex- linked genes:
(Haemophilia, Ichthyosis, nephritis, Myopia, Hypertrichosis, Retinitis pigmentosa)
| Column 'A' | Column 'B' | |
| (1) | Completely X- linked genes | ______ |
| (2) | Completely Y- linked | ______ |
| (3) | Incompletely sex-linked genes | ______ |
A male with haemophilia has children. What is the expected outcome regarding X-linked traits in his offspring?
