MCAT Question of the Day
    •

    Q:

    		 In fruit flies (Drosophila), sex determination is via the XY convention (same as in humans), and the gene for eye color is sex linked. Given that the allele causing white eyes is recessive to the wild type (red eyes) allele, what would be the observed offspring if a white-eyed female mates with a red-eyed male?
    		 

    A

    		 All flies has red eyes

    B

    		 All males will have red eyes, all females will have white eyes

    C

    		 All females will have red eyes, all males will have white eyes

    D

    		 50% of females will have white eyes, 50% will have red eyes, and all males will have red eyes



    Mendelian Concepts |
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