Double-strand break 13' Homologous chromatids Strand degradation occurs at the double-strand break site to yleld single-stranded ends. Strand Invaslon causes D-loop formation. D-loop Gap repalr synthesis fills in the vacant reglons. щии பாபபா Branch migration and resolution can produce recombinant or nonrecombinant chromosomes. Nonrecombinant chromosomes Recombinant chromosomes Crossover site FIGURE 20.3 A simplified version of the double-strand break model. For simplicity, this illustration does not include the formation of heteroduplexes. The dashed arrow indicates that the pathum ta tha la mm be lacr fawond

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
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Describe the structure and location of a D-loop.

Double-strand
break
13'
Homologous
chromatids
Strand degradation occurs at
the double-strand break site to
yleld single-stranded ends.
Strand Invaslon causes
D-loop formation.
D-loop
Gap repalr synthesis fills in
the vacant reglons.
щии
பாபபா
Branch migration and resolution
can produce recombinant or
nonrecombinant chromosomes.
Nonrecombinant
chromosomes
Recombinant
chromosomes
Crossover site
FIGURE 20.3 A simplified version of the double-strand
break model. For simplicity, this illustration does not include the
formation of heteroduplexes. The dashed arrow indicates that the
pathum ta tha la mm be lacr fawond
Transcribed Image Text:Double-strand break 13' Homologous chromatids Strand degradation occurs at the double-strand break site to yleld single-stranded ends. Strand Invaslon causes D-loop formation. D-loop Gap repalr synthesis fills in the vacant reglons. щии பாபபா Branch migration and resolution can produce recombinant or nonrecombinant chromosomes. Nonrecombinant chromosomes Recombinant chromosomes Crossover site FIGURE 20.3 A simplified version of the double-strand break model. For simplicity, this illustration does not include the formation of heteroduplexes. The dashed arrow indicates that the pathum ta tha la mm be lacr fawond
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