Haemophilia is caused by a recessive allele on the X chromosome. In a population of 10 000 individuals, it was found that 8 females suffered from the disease. What is the percentage of the males in the population that are haemophiliac?
A. 0.00%
B. 0.28%
C. 2.83%
D. 0.08%
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A large population of a particular animal has been allowed to breed randomly for a number of generations. After several generations, 16% of the animals display a recessive trait. What is the frequency of the recessive allele?
A. 0.4
B. 0.25
C. 0.16
D. 0.5
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