A son of a colourblind father and normal homozygous mother marries to a daughter of normal father an

English

Gujarati

Hindi

4.Principles of Inheritance and Variation

medium

A son of a colourblind father and normal homozygous mother marries to a daughter of normal father and heterozygous mother than their children will be

All colourblind sons

All colourblind sons and daughters

Some colourblind and some normal daughters

Some normal and some colourblind sons

Solution

(d)The son of colourblind man and homozygous normal mother will be normal and when he marries the daughter of a carrier mother which is expected to be carrier.

The progeny of such a couple will produce $50\%$ colourblind sons and $50\%$ normal sons.

Standard 12

Biology

An example of a disease of molecular mutation is

medium

Describe pedigree analysis and draw its symbols.

medium

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

medium

(AIIMS-2018)

Pick out the correct statements.

$I.$ Haemophilia is a sex-linked recessive disease

$II.$ Down's syndrome is due to aneuploidy

$III.$ Phenylketonuria is an autosomal dominant gene disorder

$IV.$ Phenylketonuria is an autosomal recessive gene disorder

$V.$ Sickle cell anaemia is an $X$-linked recessive gene disorder

medium

Study the pedigree chart given below. What does it show?

medium

(AIPMT-2009)

A son of a colourblind father and normal homozygous mother marries to a daughter of normal father and heterozygous mother than their children will be

Solution

Similar Questions

An example of a disease of molecular mutation is

Describe pedigree analysis and draw its symbols.

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

Study the pedigree chart given below. What does it show?

Start a Free Trial Now