Red hair is a recessive trait in humans, in a randomly mating population in Hardy-Weinberg equilibrium, approximately 9% of individuals are red-haired. What is the frequency of heterozygotes?
A)\[81%\]
B)\[49%\]
C)\[42%\]
D) \[18%\]
Correct Answer:
C
Solution :
Let \[{{q}^{2}}\] represent the frequency of red-haired individuals. Given, Frequency of red-haired individuals \[({{q}^{2}})\]