Practice question
Question
Given that husband and wife are both heterozygous for a recessive allele for albinism. If they have dizygotic twins, the probability that both the twins will have the same phenotype for pigmentation will be
Explanation
This outcome reflects quantitative reasoning, where ratio, percentage and series logic determine correct calculation. Option A captures this correctly because it meets mathematical and logical criteria, consistent with textbook descriptions and experimental observations in aptitude and reasoning.
Discussion
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