II E IV 2 2 2 3 3 3 4 1 2 3 4 5 6 7 8 [Pedigree adapted from A. Freire-Maia, Journal of Heredity 62:53, 1971.]

Human Heredity: Principles and Issues (MindTap Course List)
11th Edition
ISBN:9781305251052
Author:Michael Cummings
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Chapter6: Cytogenetics: Karyotypes And Chromosome Aberrations
Section: Chapter Questions
Problem 2QP: Given the karyotype shown at right, is this a male or a female? Normal or abnormal? What would the...
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Ectrodactyly is a rare condition in which the fingers are absent, and the hand is split. It is usually inherited as an autosomal dominant trait. 

  1. What do the double horizontal lines mean between III-1 and III-4?
  2. Is the pedigree below consistent with autosomal dominant inheritance? 

  3.  
II
E
IV
2
2
2
3
3
3
4
1 2
3 4 5 6 7 8
[Pedigree adapted from A. Freire-Maia, Journal of Heredity 62:53,
1971.]
Transcribed Image Text:II E IV 2 2 2 3 3 3 4 1 2 3 4 5 6 7 8 [Pedigree adapted from A. Freire-Maia, Journal of Heredity 62:53, 1971.]
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