Biology, asked by mussarrat, 1 year ago

a colourblind man marries a women whose father was colourblind. what is the chance of occurrence of colour blindness in progeny

Answers

Answered by aarthi62003
2
half of there sons are colour blind since daughter of colour blind person will be a carrier of diesease and only one of two X chromosomes will bear the recessive gene for disease so half of their sons are colour blind
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