A normal woman whose father was colour blind, is married to a normal man. The sons would be
$75\%$ colour blind
$50\%$ colour blind
all normal
all colour blind
Given is : $X$ is the chromosome with gene for haemophilia and $X$ is the chromosome with normal gene. Which of the following individuals will act as carrier for haemophilia
Colour blindness in man is
A colourblind man has a colourblind sister but a normal brother than phenotype of its parents is
A normal woman whose father was colourblind marries a normal man. What kinds of children would be expected and in what proportion
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