
Essentials of Genetics 9th Edition by Michael Palladino William Klug, Michael Cummings, Charlotte Spencer
Edition 9ISBN: 978-1292108865
Essentials of Genetics 9th Edition by Michael Palladino William Klug, Michael Cummings, Charlotte Spencer
Edition 9ISBN: 978-1292108865 Exercise 3
In Shorthorn cattle, coat color may be red, white, or roan. Roan is an intermediate phenotype expressed as a mixture of red and white hairs. The following data are obtained from various crosses:
(a)How is coat color inherited? What are the genotypes of parents and offspring for each cross?
(b) Does the roan phenotype illustrate a case of incomplete dominance or a case of codominance? Explain?

(a)How is coat color inherited? What are the genotypes of parents and offspring for each cross?
(b) Does the roan phenotype illustrate a case of incomplete dominance or a case of codominance? Explain?
Explanation
(a)The coat colour of the cattle is expr...
Essentials of Genetics 9th Edition by Michael Palladino William Klug, Michael Cummings, Charlotte Spencer
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