Wild-type giraffes have long necks. Below is a pedigree of a family of giraffes that has a history of neckless disease. This autosomal recessive disorder causes a giraffe to have little or no neck. What is the probability that the male giraffe with the question mark (?) in the third generation will have neckless disease? There are no new mutations in this family. ?

Human Heredity: Principles and Issues (MindTap Course List)
11th Edition
ISBN:9781305251052
Author:Michael Cummings
Publisher:Michael Cummings
Chapter5: The Inheritance Of Complex Traits
Section: Chapter Questions
Problem 23QP: If diseases such as cardiovascular disease (hypertension and atherosclerosis) are familial, is this...
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Wild-type giraffes have long necks. Below is a
pedigree of a family of giraffes that has a history
of neckless disease. This autosomal recessive
disorder causes a giraffe to have little or no neck.
What is the probability that the male giraffe with
the question mark (?) in the third generation will
have neckless disease? There are no new
mutations in this family.
1/3
O 1/4
O 1/6
1.
Wild type
Neckless
Transcribed Image Text:Wild-type giraffes have long necks. Below is a pedigree of a family of giraffes that has a history of neckless disease. This autosomal recessive disorder causes a giraffe to have little or no neck. What is the probability that the male giraffe with the question mark (?) in the third generation will have neckless disease? There are no new mutations in this family. 1/3 O 1/4 O 1/6 1. Wild type Neckless
On the left are four pedigrees and at the right are
four possible types of inheritance. Match each
pedigree with the mode of inheritance with which it
is most consistent using each answer only once.
[
[
L
Autosomal
recessive
X-linked
dominant
Autosomal
dominant
H
X-linked
recessive
Transcribed Image Text:On the left are four pedigrees and at the right are four possible types of inheritance. Match each pedigree with the mode of inheritance with which it is most consistent using each answer only once. [ [ L Autosomal recessive X-linked dominant Autosomal dominant H X-linked recessive
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