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प्रश्न
Give examples of X-linked traits.
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उत्तर
Examples of X-linked traits are haemophilia, red-green colour blindness, myopia (near sightedness), Ichthyosis.
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संबंधित प्रश्न
the Biological/technical term for An alteration in the genetic material that can be inherited.
Differentiate between:
character and trait.
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.
What does the child 1 indicate about this trait?
Name anyone X-linked disease found in humans.
A woman with normal vision marries a man with normal vision. They have a colourblind son. Her husband dies and she marries a colourblind man. Show the type of children that might be expected from this marriage and the proportion of each.
Explain the Term Linkage.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Haemophilia exhibits X linked inheritance.
What are X-linked genes?
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 | ______ |
