11. The discovery of chromosome banding in eukaryotes has greatly improved our ability to distinguish various cytogenetic events. Particularly useful are "banding" polymorphisms because the "morphs" can be used as chromosome markers. (These morphs are forms of chromosome that are cytologically distinguishable by virtue of minor variations in band size, position, etc). Let's consider chromosome 21 in humans. Assume that one set of parents are: 2121° (female) x 21°21 (male), where a, b, c and d represent "morphs" of a polymorphism for this chromosome. In each case: State the genetic term for the condition (if possible), diagram the event(s) that gave rise to the condition, and state in which individual the event(s) took place. e. 42A+21 21+ XYY Interphase show condensed]: Interphase show condensed] Diagram meiosis for Ader DNA replication: sex chromosomes in Mom (left), Aler Meosis L and Dad (right) After DNA replication: Aler Meiosis L. Gameles Gameles XYY dad MI
11. The discovery of chromosome banding in eukaryotes has greatly improved our ability to distinguish various cytogenetic events. Particularly useful are "banding" polymorphisms because the "morphs" can be used as chromosome markers. (These morphs are forms of chromosome that are cytologically distinguishable by virtue of minor variations in band size, position, etc). Let's consider chromosome 21 in humans. Assume that one set of parents are: 2121° (female) x 21°21 (male), where a, b, c and d represent "morphs" of a polymorphism for this chromosome. In each case: State the genetic term for the condition (if possible), diagram the event(s) that gave rise to the condition, and state in which individual the event(s) took place. e. 42A+21 21+ XYY Interphase show condensed]: Interphase show condensed] Diagram meiosis for Ader DNA replication: sex chromosomes in Mom (left), Aler Meosis L and Dad (right) After DNA replication: Aler Meiosis L. Gameles Gameles XYY dad MI
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
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![11. The discovery of chromosome banding in eukaryotes has greatly improved our ability to distinguish
various cytogenetic events. Particularly useful are "banding" polymorphisms because the "morphs"
can be used as chromosome markers. (These morphs are forms of chromosome that are
cytologically distinguishable by virtue of minor variations in band size, position, etc). Let's consider
chromosome 21 in humans. Assume that one set of parents are: 2121° (female) x 21°21 (male),
where a, b, c and d represent "morphs" of a polymorphism for this chromosome.
In each case: State the genetic term for the condition (if possible), diagram the event(s) that gave
rise to the condition, and state in which individual the event(s) took place.
e. 42A+21 21+ XYY
Interphase show condensed]:
Interphase show condensed]
Diagram
meiosis for Ader DNA replication:
sex
chromosomes
in Mom (left), Aler Meosis L
and Dad (right)
After DNA replication:
Aler Meiosis L.
Gameles
Gameles
XYY
dad MI](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F3b83e838-52b0-44a7-b6ba-266bf1bd9d8c%2Fb200c36f-ee96-4ea7-b3a8-fb25c61e669e%2Fm9cv44_processed.jpeg&w=3840&q=75)
Transcribed Image Text:11. The discovery of chromosome banding in eukaryotes has greatly improved our ability to distinguish
various cytogenetic events. Particularly useful are "banding" polymorphisms because the "morphs"
can be used as chromosome markers. (These morphs are forms of chromosome that are
cytologically distinguishable by virtue of minor variations in band size, position, etc). Let's consider
chromosome 21 in humans. Assume that one set of parents are: 2121° (female) x 21°21 (male),
where a, b, c and d represent "morphs" of a polymorphism for this chromosome.
In each case: State the genetic term for the condition (if possible), diagram the event(s) that gave
rise to the condition, and state in which individual the event(s) took place.
e. 42A+21 21+ XYY
Interphase show condensed]:
Interphase show condensed]
Diagram
meiosis for Ader DNA replication:
sex
chromosomes
in Mom (left), Aler Meosis L
and Dad (right)
After DNA replication:
Aler Meiosis L.
Gameles
Gameles
XYY
dad MI
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