[IB Biology SL at GHS: Genetics Reviews]

1. A male butterfly with blue wings meets a foxy female butterfly and they fall madly in love with each other and have one thousand and one babies, all of which have green wings. The alleles for the trait of wing color demonstrate __?__.

A) Complete dominance (Blue is dominant to yellow.)

B) Codominance (Blue is equally dominant to yellow.) The green wings results from equal mixing of both the blue and yellow wing colors.

C) Sex-linked traits (Males have blue wings, females have yellow wings.)

D) Alien traits (These butterflies are out of this world.)

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Slichter