Fitness is a measure of reproductive success. If an individual with genotype BB produces 6 offspring, and a heterozygous individual (Bb) produces 10 offspring, and a third individual with genotype bb produces 5 offspring, what is the fitness value for the individual with BB genotype?
A. 0.6.
B. 1.0.
C. 0.4.
D. 0.5.
E. 1.1
Answer: A
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