Problem 2: The accompanying pedigree is for a rare, but relatively mild, hereditary disorder of the skin. 1 11 ||| IV 1 OT 1 2 2 1 2 2 3 3 3 4 5 6 8 4 5 6 7 8 9 a. Is the disorder inherited as a recessive or a dominant phenotype? State reasons for your answer. b. Give genotypes for as many individuals in the pedigree as possible. (Invent your own defined allele symbols.) Consider the four unaffected children of parents III-4 and III-5. In all four-child progenies from parents of these genotypes, what proportion is expected to contain all unaffected children?
Problem 2: The accompanying pedigree is for a rare, but relatively mild, hereditary disorder of the skin. 1 11 ||| IV 1 OT 1 2 2 1 2 2 3 3 3 4 5 6 8 4 5 6 7 8 9 a. Is the disorder inherited as a recessive or a dominant phenotype? State reasons for your answer. b. Give genotypes for as many individuals in the pedigree as possible. (Invent your own defined allele symbols.) Consider the four unaffected children of parents III-4 and III-5. In all four-child progenies from parents of these genotypes, what proportion is expected to contain all unaffected children?
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Transcribed Image Text:Problem 2: The accompanying pedigree is for a rare, but relatively mild, hereditary disorder of
the skin.
11
III
IV
OT
1
2
4
4 5 6 7
5 6 7 8
a. Is the disorder inherited as a recessive or a dominant phenotype? State reasons for your
answer.
b. Give genotypes for as many individuals in the pedigree as possible. (Invent your own defined
allele symbols.) Consider the four unaffected children of parents III-4 and III-5. In all four-child
progenies from parents of these genotypes, what proportion is expected to contain all unaffected
children?
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