Suppose Variants at a Single Locus Affect Wing Length in a Species

question 126

Multiple Choice

Suppose variants at a single locus affect wing length in a species of crickets, with homozygotes for the L allele having long wings, homozygotes for the l allele having short wings, and heterozygotes having wings of intermediate length.In one population of 600 individuals, 400 have long wings, 160 have intermediate-length wings, and 40 have short wings.What is the frequency of the L allele?

• A) 0.2
• B) 0.35
• C) 0.7
• D) 0.8
• E) 0.96

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