A girl and a boy were born to a young married couple. The girl is absolutely healthy. The examination of the boy's karyotype has shown 46 chromosomes. But one of the chromosomes of the 15th pair is longer than normal as a part of a chromosome from the 21st pair has joined it. How many autosomes and sex chromosomes are in the boy's karyotype? Name the type of the mutation. Is it possible to consider this pathology an inherited disorder?

Human Biology (MindTap Course List)
11th Edition
ISBN:9781305112100
Author:Cecie Starr, Beverly McMillan
Publisher:Cecie Starr, Beverly McMillan
Chapter20: Chromosomes And Human Genetics
Section: Chapter Questions
Problem 3CT: People with Down syndrome have an extra copy of chromosome 21, for a total of 47 chromosomes....
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A girl and a boy were born to a young married couple. The girl is absolutely healthy.
The examination of the boy's karyotype has shown 46 chromosomes. But one of the
chromosomes of the 15th pair is longer than normal as a part of a chromosome from
the 21st pair has joined it. How many autosomes and sex chromosomes are in the
boy's karyotype? Name the type of the mutation. Is it possible to consider this
pathology an inherited disorder?
Transcribed Image Text:A girl and a boy were born to a young married couple. The girl is absolutely healthy. The examination of the boy's karyotype has shown 46 chromosomes. But one of the chromosomes of the 15th pair is longer than normal as a part of a chromosome from the 21st pair has joined it. How many autosomes and sex chromosomes are in the boy's karyotype? Name the type of the mutation. Is it possible to consider this pathology an inherited disorder?
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