The genomes of two E. coli strains are compared in Figure 14-19. Would you expect any third strain to contain more of the blue, tan, or red regions shown in Figure 14-19? Explain.
The genomes of two E. coli strains are compared in Figure 14-19. Would you expect any third strain to contain more of the blue, tan, or red regions shown in Figure 14-19? Explain.
Human Anatomy & Physiology (11th Edition)
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ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
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The genomes of two E. coli strains are compared in Figure
14-19. Would you expect any third strain to contain more
of the blue, tan, or red regions shown in Figure 14-19?
Explain.
![Two E. coli strains contain islands of genes specific to each strain
E. coli
0157:H7
compared with
К-12
FIGURE 14-19 The circular genome
maps of E. coli strains K-12 and O157:H7.
The circle depicts the distribution of
sequences specific to each strain. The
colinear backbone common to both strains
is shown in blue. The positions of
0157:H7-specific sequences are shown in
red. The positions of K-12-specific
sequences are shown in green. The
positions of 0157:H7- and K-12-specific
sequences at the same location are shown
in tan. Hypervariable sequences are shown
in purple. [Data from N. T. Perna et al.,
"Genome Sequence of Enterohaemorrhagic
Escherichia coli 0157:H7," Nature 409, 2001,
529-533. Courtesy of Guy Plunkett III and
Frederick Blattner.]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd6a2f2f1-7f3d-425f-8ff1-e7cab3e88757%2Fb2be4c06-ce36-4717-9479-c53bb4b3460e%2Flklysw_processed.png&w=3840&q=75)
Transcribed Image Text:Two E. coli strains contain islands of genes specific to each strain
E. coli
0157:H7
compared with
К-12
FIGURE 14-19 The circular genome
maps of E. coli strains K-12 and O157:H7.
The circle depicts the distribution of
sequences specific to each strain. The
colinear backbone common to both strains
is shown in blue. The positions of
0157:H7-specific sequences are shown in
red. The positions of K-12-specific
sequences are shown in green. The
positions of 0157:H7- and K-12-specific
sequences at the same location are shown
in tan. Hypervariable sequences are shown
in purple. [Data from N. T. Perna et al.,
"Genome Sequence of Enterohaemorrhagic
Escherichia coli 0157:H7," Nature 409, 2001,
529-533. Courtesy of Guy Plunkett III and
Frederick Blattner.]
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