Principle of Inheritance and VariationHard
Question
A woman eith normal vision, but whose father was colourblind, marries a colourblind man. Suppose that the fourth child of this couple was a boy. This boy
Options
A.must have normal colour vision
B.will be partially colourblind sinc he is heterozygous fpr the colourblind mutant allele
C.must be colourblind
D.may be colourblind or may be of normal vision
Solution
Colour blindness is a sex linked (X-linked) teait. It always transfers from mother to som. A woman, whose father was colour blind, will be carrier with a colourblind man will result of the given possibilities.
Create a free account to view solution
View Solution FreeTopic: Principle of Inheritance and Variation·Practice all Principle of Inheritance and Variation questions
More Principle of Inheritance and Variation Questions
In Drosophila, the sex is determined by...What is the ratio of one pair of contrasting characters in F2 of a dihybrid corss...The change of the light coloured variety of peppered moth (Biston betularia) to its darker variety (Biston carbonaria) i...When a single gen influences more than one traits it is called...Mendel was not able to say anything about recombination and crossing over because...