Select the correct match.
Thalassemia $- X$ linked
Haemophilla $- Y$ linked
Phenylketonurla $-$ Autosomal dominant tralt
Sickle cell anaemia $-$ Autosomal recessive trait,
A woman with two genes for haemophillia and one gene for colourblindness on one of the $X$ chromosomes marries a normal man. How will the progeny be
Give scientific reasons : The product of phenylalanine catabolism excreted in the urine in phenylketonuria.
If a colour blind man marries a woman who is homozygous for normal vision, the probability of their son being colour blind is .........
Which of these is not a Mendelian disorder?