The characteristic of albinism (lack of pigment in skin and hair), can be caused by a single gene. The following pedigree shows a family in which some people are affected by albinism. 3 1 2 3 4 6 7 8 II 3 5 6 IV 1 a. Using just the information on this pedigree, is albinism caused by a dominant allele or recessive alleles? b. What are the genotypes of the great-grandparents (generation I)?
The characteristic of albinism (lack of pigment in skin and hair), can be caused by a single gene. The following pedigree shows a family in which some people are affected by albinism. 3 1 2 3 4 6 7 8 II 3 5 6 IV 1 a. Using just the information on this pedigree, is albinism caused by a dominant allele or recessive alleles? b. What are the genotypes of the great-grandparents (generation I)?
Human Heredity: Principles and Issues (MindTap Course List)
11th Edition
ISBN:9781305251052
Author:Michael Cummings
Publisher:Michael Cummings
Chapter11: Genome Alterations: Mutation And Epigenetics
Section: Chapter Questions
Problem 16QP: Familial retinoblastoma, a rare autosomal dominant defect, arose in a large family that had no prior...
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