In the Mexican hairless breed of dog, the lack of hair corresponds to the H/h genotype. Normal dogs (with hair) are homozygous h/h for the recessive allele. Puppies H/H are stillborn and they display severe muzzle abnormalities and a lack of inner ear. a) Which crosses can give hairless dogs at the next generation ? b) Which one gives the highest frequency of hairless dog for a breeder (only viable animals will be taken into account)?

Human Heredity: Principles and Issues (MindTap Course List)
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Author:Michael Cummings
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Chapter5: The Inheritance Of Complex Traits
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In the Mexican hairless breed of dog, the lack of hair corresponds to the H/h genotype. Normal dogs
(with hair) are homozygous h/h for the recessive allele. Puppies H/H are stillborn and they display
severe muzzle abnormalities and a lack of inner ear.
a) Which crosses can give hairless dogs at the next generation ?
b) Which one gives the highest frequency of hairless dog for a breeder (only viable animals will
be taken into account)?
Transcribed Image Text:In the Mexican hairless breed of dog, the lack of hair corresponds to the H/h genotype. Normal dogs (with hair) are homozygous h/h for the recessive allele. Puppies H/H are stillborn and they display severe muzzle abnormalities and a lack of inner ear. a) Which crosses can give hairless dogs at the next generation ? b) Which one gives the highest frequency of hairless dog for a breeder (only viable animals will be taken into account)?
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