A haemophilic woman marries a normal man, then

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4.Principles of Inheritance and Variation

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A haemophilic woman marries a normal man, then

All the children will be normal

All the sons will be haemophilic

All the girls will be haemophilic

Half girls will be haemophilic

Solution

Haemophilia is a recessive $X$-linked disease. A female with defected single $X$-chromosome is normal but, carrier of disease, and male with defected single $X$-chromosome is haemophilic.

Standard 12

Biology

A normal woman whose father was colourblind marries a normal man. What kinds of children would be expected and in what proportion

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Describe pedigree analysis and draw its symbols.

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Both husband and wife have normal vision though their fathers were colourblind and mothers did not have any gene for colour blindness. The probability of their daughter becoming colourblind is

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A sex linked recessive gene $C$ produces red green colour blindness in humans. A normal woman whose father was colourblind marries a colourblind man. Of all the girls born to these parents what percentage is expected to be colourblind

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Pattern baldness, moustaches and beard in human males are examples of

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(AIPMT-2003)

A haemophilic woman marries a normal man, then

Solution

Similar Questions

A normal woman whose father was colourblind marries a normal man. What kinds of children would be expected and in what proportion

Describe pedigree analysis and draw its symbols.

Both husband and wife have normal vision though their fathers were colourblind and mothers did not have any gene for colour blindness. The probability of their daughter becoming colourblind is

A sex linked recessive gene $C$ produces red green colour blindness in humans. A normal woman whose father was colourblind marries a colourblind man. Of all the girls born to these parents what percentage is expected to be colourblind

Pattern baldness, moustaches and beard in human males are examples of

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