170F 75C « Death in a few seconds 70°c « Death in several seconds 65°C « Death in a few minutes 140F 60c« Death in several minutes 160F 150F 130 55C Death after a few hours « Dangerous 120F 45°C 110T 40°C Very dangerous Dangerous in a few hours 100F 15°C 90T 30°C 80F 25c« Dangerous 70F 20C 60°T Dangerous in several hours 15C 50F « Dangerous in a few days 40F 75°C Dangerous in a few weeks vc « Slow die-off for vegetative forms of most bacteria, but may survive for months 30T e 2.7 Effects of time and temperature on bacteria. Redrawn from a ank Bryan, with permission of Food Safety Magazine. doi:10.1128/97 02 07
170F 75C « Death in a few seconds 70°c « Death in several seconds 65°C « Death in a few minutes 140F 60c« Death in several minutes 160F 150F 130 55C Death after a few hours « Dangerous 120F 45°C 110T 40°C Very dangerous Dangerous in a few hours 100F 15°C 90T 30°C 80F 25c« Dangerous 70F 20C 60°T Dangerous in several hours 15C 50F « Dangerous in a few days 40F 75°C Dangerous in a few weeks vc « Slow die-off for vegetative forms of most bacteria, but may survive for months 30T e 2.7 Effects of time and temperature on bacteria. Redrawn from a ank Bryan, with permission of Food Safety Magazine. doi:10.1128/97 02 07
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,...
Related questions
Question
Ask the question based on the attached diagrams:
1. Write a conclusion explaining the relationship between time and temperature as illustrated in the two figures.
Transcribed Image Text:170°F
75°C« Death in a few seconds
« Death in several seconds
160°F
70°C
65°C « Death in a few minutes
« Death in several minutes
« Death after a few hours
150°F
140°F 60°C
130F 55°C
S0°C
120'F
« Dangerous
45"C
110°F
40°C
« Very dangerous
Dangerous in
a few hours
100"F
35°C
d06-
30°C
80°F
25°C Dangerous
70°F
20°C
60T
« Dangerous in several hours
15
50°F
10°C
« Dangerous in a few days
40°F 75"C
« Dangerous in a few weeks
« Slow die-off for vegetative forms of most
bacteria, but may survive for months
30r
-S"C
Figure 2.7 Effects of time and temperature on bacteria. Redrawn from an illustration
by Frank Bryan, with permission of Food Safety Magazine. doi:10.1128/9781555817206.
ch02.f02.07
Transcribed Image Text:60
140
Minimal to no hazards
and risks; safety as
temperatures increase
55
130
50 -
120
45
Hazard, but lower 110
risk because of
spoilage; discard
item
40 - Hazard,
decreasing
35
Hazard,
highest
risk
100
risk
90
30
Hazard,
high risk
25 -
-80
20 -
70
15
60
Decreasing to no
hazard and low risk
10
50
40
30
5 7 10
20 30
50 70 100
200 300 500
Hours
Figure 2.8 A more sophisticated examination of time and temperature allows
one to evaluate risk and hazard. Redrawn from an illustration by Frank Bryan,
with permission of Food Safety Magazine. Note that the x axis is on a log scale.
doi: 10.1128/9781555817206.ch02.f02.08
Temperature ("C)
Temperature (F)
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
Knowledge Booster
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.Recommended textbooks for you
Human Anatomy & Physiology (11th Edition)
Biology
ISBN:
9780134580999
Author:
Elaine N. Marieb, Katja N. Hoehn
Publisher:
PEARSON
Biology 2e
Biology
ISBN:
9781947172517
Author:
Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher:
OpenStax
Anatomy & Physiology
Biology
ISBN:
9781259398629
Author:
McKinley, Michael P., O'loughlin, Valerie Dean, Bidle, Theresa Stouter
Publisher:
Mcgraw Hill Education,
Human Anatomy & Physiology (11th Edition)
Biology
ISBN:
9780134580999
Author:
Elaine N. Marieb, Katja N. Hoehn
Publisher:
PEARSON
Biology 2e
Biology
ISBN:
9781947172517
Author:
Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher:
OpenStax
Anatomy & Physiology
Biology
ISBN:
9781259398629
Author:
McKinley, Michael P., O'loughlin, Valerie Dean, Bidle, Theresa Stouter
Publisher:
Mcgraw Hill Education,
Molecular Biology of the Cell (Sixth Edition)
Biology
ISBN:
9780815344322
Author:
Bruce Alberts, Alexander D. Johnson, Julian Lewis, David Morgan, Martin Raff, Keith Roberts, Peter Walter
Publisher:
W. W. Norton & Company
Laboratory Manual For Human Anatomy & Physiology
Biology
ISBN:
9781260159363
Author:
Martin, Terry R., Prentice-craver, Cynthia
Publisher:
McGraw-Hill Publishing Co.
Inquiry Into Life (16th Edition)
Biology
ISBN:
9781260231700
Author:
Sylvia S. Mader, Michael Windelspecht
Publisher:
McGraw Hill Education