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प्रश्न
Father of a child is colourblind and mother is carrier for colourblindness, the probability of the child being colourblind is ____________.
विकल्प
25%
50%
100%
75%
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उत्तर
Father of a child is colourblind and mother is carrier for colourblindness, the probability of the child being colourblind is 50%.
संबंधित प्रश्न
A woman had normal vision, but her father was colourblind. She marries a man, who is colourblind.
Find out the probability of the first child being colourblind, whether it is a boy or girl.
A haemophilic man marries a carrier women. Find out the probability of their offsprings being haemophilic.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Females are more affected by sex-linked genetic disorders.
Long answer type question.
Explain cris-cross inheritance with suitable example.
Why are sex linked recessive characters more common in the male human beings?
Identify the CORRECT statement from the following.
A man is haemophilic. It indicates that he ______.
Rakesh is colour blind, married to Sangeeta who is having normal v1s10n (Homozygous). They have a son and a daughter. Determine the type of vision in their children with the help of a suitable chart.
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 | ______ |
