Lab 2–Genetic ratiosMBG*2400–Plant & Animal Genetics Fall 2020University of Guelph© 2020 E.A. LeePart 1:Corn PhenotypingThe phenotypes, possible corresponding genotypes, and a description of each trait fromthe 3 sets of corn used in part 1 of lab 2 is found below:PhenotypeGenotypeDescriptionRed kernelsR1/- C1/- pr1/pr1Anthocyanin expression inthe aleurone tissueBlue kernelsR1/- C1/- Pr1/-Anthocyanin expression inthe aleurone tissueColourless kernelsr1/r1 C1/-orR1/- c1/c1orr1/r1 c1/c1Lack of anthocyaninexpression in the aleuronetissueColoured kernelsR1/- C1/-Red or BlueAnthocyanin expression inthe aleurone tissueWhite kernelsy1/y1Lack of carotenoidexpression in theendosperm tissueYellow kernelsY1/-Carotenoid expression inthe endosperm tissueImage 1:Ear segregating for RED vs BLUE kernels (source:)
