In Corn,three Dominant Genes Are Necessary for Aleurone Colour

question 121

Essay

In corn,three dominant genes are necessary for aleurone colour.The genotype B_D_R_ is coloured.Any homozygous recessive for one gene is colourless.Predict the genotypes and phenotypes of the offspring of the cross BbDdRr × BbDdRr
Phenotype: 27 coloured;37 colourless

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