A colour blind man marries the daughter of a colour blind person. Then in their progeny
None of their daughters are colour blind
All the sons are colour blind
All the daughters are colour blind
Half of their sons are colour blind
A husband and wife have normal vision but fathers of both of them were colour blind. Probability of their first daughter to be colour blind is
If both parents are carriers for thalassemia, which is an autosomal recessive disorder, what are the chances of pregnancy resulting in an affected child?
A normal woman whose father was colourblind marries a normal man. What kinds of children would be expected and in what proportion
A girl of normal vision whose father was colourblind marries a man of normal vision whose father was also colourblind. Their sons would be (of total number of $sons$)
One of the following is not true to haemophilia