BioCoach Activity

Genetic X Files, Problem 5: Orange Eyes and Zebra Striping

filing cabinet

Problem Statement

In MendAliens, orange eyes (o) is recessive to the normal black eyes, and zebra striping (z) is recessive to no striping. Homozygous black-eyed, nonstriped MendAliens were crossed with orange-eyed, zebra-striped MendAliens. The F1 were testcrossed to orange-eyed, zebra-striped individuals to produce progeny as shown below.