The pedigree chart given below shows a particular trait which is absent in parents but present in the next generation irrespective of sexes. Draw your conclusion on the basis of the pedigree.
The trait is autosomal recessive trait. Both the parents are carrier (i.e., heterozygous) hence among offspring few show the trait irrespective of sex. The other off springs are either normal or carrier.
If a normal woman marries a colourblind man, their
If a colour blind lady marries a normal man, their children will be
Study the pedigree chart of a certain family given below and select the correct conclusion which can be drawn for the character.
Why is the frequency of red-green colour blindness is many times higher in males than that in the females ?
Select the incorrect statement with regard to haemophilia.