In a Drosophila Experiment, a Cross Was Made Between Homozygous

question 3

Multiple Choice

In a Drosophila experiment, a cross was made between homozygous wild-type females and yellow-bodied males. All of the resulting F₁s were phenotypically wild type. However, adult flies of the F₂ generation (resulting from matings of the F₁s) had the characteristics shown in the figure.
- How is the mutant allele for yellow body inherited?

• A) It is recessive.
• B) It is codominant.
• C) It is dominant.
• D) It is incompletely dominant.

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