Parakeets Melanopsittacus undulatus come in many colors These birds may produce zero one or two types of pigment in their

Question

Parakeets Melanopsittacus undulatus come in many colors These birds may produce zero one or two types of pigment in their feathers a blue pigment and a yellow pigment Production of each pigment is due to one gene with two alleles Blue pigment is dominant to no blue pigment and yellow pigment is dominant to no yellow pigment These two pigment genes are not linked A parakeet that produces both blue and yellow pigment has green feathers A parakeet that produces neither blue nor yellow has white feathers Suppose you cross a homozygous yellow bird with a heterozygous green bird 1 Indicate the F genotypes and phenotypes 5 pts 2 You set up a cross with a yellow feathered F bird and a white feathered bird What is the probability of having an F bird with white feathers 2 pts

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