A geneticist studies a series of characteristics in pairs of monozygotic and dizygotic twins, obtaining the concordances listed below. For each characteristic, indicate whether these concordances suggest genetic influences, environmental influences, or both. Explain your reasoning. Concordance (%) Characteristic Monozygotic Dizygotic Migraine headaches 60 30 Eye color 100 40 Measles 90 90 Club foot 30 10 High blood pressure 70 40 Handedness 70 70 Tuberculosis 5 5
A geneticist studies a series of characteristics in pairs of monozygotic and dizygotic twins, obtaining the concordances listed below. For each characteristic, indicate whether these concordances suggest genetic influences, environmental influences, or both. Explain your reasoning. Concordance (%) Characteristic Monozygotic Dizygotic Migraine headaches 60 30 Eye color 100 40 Measles 90 90 Club foot 30 10 High blood pressure 70 40 Handedness 70 70 Tuberculosis 5 5
Human Heredity: Principles and Issues (MindTap Course List)
11th Edition
ISBN:9781305251052
Author:Michael Cummings
Publisher:Michael Cummings
Chapter16: Reproductive Technology, Genetic Testing, And Gene Therapy
Section: Chapter Questions
Problem 9QP: Cystic fibrosis is an autosomal disease that mainly affects the white population, and 1 in 20 whites...
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A geneticist studies a series of characteristics in pairs of monozygotic
and dizygotic twins, obtaining the concordances listed below. For each
characteristic, indicate whether these concordances suggest genetic
influences, environmental influences, or both. Explain your reasoning.
Concordance (%)
Characteristic Monozygotic Dizygotic
Migraine headaches 60 30
Eye color 100 40
Measles 90 90
Club foot 30 10
High blood pressure 70 40
Handedness 70 70
Tuberculosis 5 5
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