Considering the Warfarin case study. Under conditions of low Vitamin K availabil
ID: 53774 • Letter: C
Question
Considering the Warfarin case study. Under conditions of low Vitamin K availability and extensive Warfarin use, the RS genotype in rats appears to have the greatest fitness. This may be an example of…a.natural selection
b.heterozyous advantage
c.random mutations
d.gene flow Considering the Warfarin case study. Under conditions of low Vitamin K availability and extensive Warfarin use, the RS genotype in rats appears to have the greatest fitness. This may be an example of…
a.natural selection
b.heterozyous advantage
c.random mutations
d.gene flow
Explanation / Answer
The given condition is an example of heterozygous advantage. This condition describes the case in which the heterozygote genotype has a higher relative fitness than either the homozygote dominant or homozygote recessive genotype.
Hence, the correct option is heterozygous advantage.
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