Draw a pedigree chart for the following scenarios and answer the questions: 1. A woman's sister has cystic fibrosis, a disease caused by recessive genes. Neither of her parents has the disease. What chance is there that her mother is a carrier (heterozygous) for the trait? What chance is there that the woman herself is a carrier for the trait?

Human Heredity: Principles and Issues (MindTap Course List)
11th Edition
ISBN:9781305251052
Author:Michael Cummings
Publisher:Michael Cummings
Chapter18: Genetics Of Behavior
Section: Chapter Questions
Problem 14QP: A pedigree analysis was performed on the family of a man with schizophrenia. Based on the known...
icon
Related questions
Topic Video
Question
100%
Draw a pedigree chart for the following scenarios and answer the questions:
1. A woman's sister has cystic fibrosis, a disease caused by recessive genes.
Neither of her parents has the disease. What chance is there that her mother
is a carrier (heterozygous) for the trait? What chance is there that the woman
herself is a carrier for the trait?
2. Huntington's disease is a degenerative disease of the nervous system which
does not show up until age 40. It is caused by a dominant gene. John's father
just began to show the symptoms. What is the chance that John will have the
disease?
3. The pedigree below shows the blood types of some individuals. List all of
the possible genotypes of the individuals and determine the blood group AND
genotype of the missing blood groups.
B
AB
Transcribed Image Text:Draw a pedigree chart for the following scenarios and answer the questions: 1. A woman's sister has cystic fibrosis, a disease caused by recessive genes. Neither of her parents has the disease. What chance is there that her mother is a carrier (heterozygous) for the trait? What chance is there that the woman herself is a carrier for the trait? 2. Huntington's disease is a degenerative disease of the nervous system which does not show up until age 40. It is caused by a dominant gene. John's father just began to show the symptoms. What is the chance that John will have the disease? 3. The pedigree below shows the blood types of some individuals. List all of the possible genotypes of the individuals and determine the blood group AND genotype of the missing blood groups. B AB
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps with 2 images

Blurred answer
Knowledge Booster
Patterns of inheritance
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.
Similar questions
  • SEE MORE QUESTIONS
Recommended textbooks for you
Human Heredity: Principles and Issues (MindTap Co…
Human Heredity: Principles and Issues (MindTap Co…
Biology
ISBN:
9781305251052
Author:
Michael Cummings
Publisher:
Cengage Learning