Consider the pedigree below of a dominant autosomal trait. Which individual must be non-penetrant? Select all that apply. I-1 I-2 II-1 II-2 II-3 II4 II-5 III-1 III-2 III-3 III 4 III-5 IV-1 IV-2 IV-3 III-2 1-2 Il-5 III-1 O IV-2 IV-1 O IV-3 Il-4 口 口 O O O O O O

Biology (MindTap Course List)
11th Edition
ISBN:9781337392938
Author:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg
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Chapter16: Human Genetics And The Human Genome
Section: Chapter Questions
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Consider the pedigree below of a dominant autosomal trait. Which individual must be non-penetrant? Select all that apply.
I-1
T-2
I-1I-2 13 I-4
II-5
III-3
IV-1 IV-2
IV-3
III-2
1-2
Il-5
IIl-1
[V-2
IV-1.
IV-3
Il-4
Transcribed Image Text:Consider the pedigree below of a dominant autosomal trait. Which individual must be non-penetrant? Select all that apply. I-1 T-2 I-1I-2 13 I-4 II-5 III-3 IV-1 IV-2 IV-3 III-2 1-2 Il-5 IIl-1 [V-2 IV-1. IV-3 Il-4
Expert Solution
Step 1

A non-penetrant trait is the genetic trait that is present in the genome but does not shows any phenotype or condition. The trait does not manifests itself in the individual. Such traits has tendency to skip generation.

 

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