Genes for colour blindness is carried by

$I.$ Abnormal development

$II.$ Father

$III.$ Mother

$IV.$ Autosomes

Describe Mendelian Disorder
 

In the following human pedigree, the filled symbols represent the affected individuals. Identify the type of given pedigree.

Given below is a pedigree chart of a family with five children. It shows the inheritance of attached earlobes as opposed to the free ones. The squares represent the male individuals and circles the female individuals Which one of the following conclusions drawn is correct

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