Question 1

The source of nutrients in nutrient agar is

Accepted Answer

A) agar. 
B) gelatin. 
C) peptone and beef extract. 
D) peptone and NaCl. 
E) agar and NaCl. 
A) agar. 
B) gelatin. 
C) peptone and beef extract. 
D) peptone and NaCl. 
E) agar and NaCl.

Question 2

Table 6.3
 \[\begin{array} {| l | c | c | c | c| } 
\hline &{ \text { Generation Time } } \
\hline{ \text { Medium } } & \text { Escherichia coli } & \begin{array} { c } 
\text { Pseudomonas } \
\text { aeruginosa }
\end{array} & \text { Lactobacillus } & \text { Nitrobacter } \
\hline \mathrm { NaCl } , \mathrm { NO _3} ^ { - } , \mathrm { MgSO } _ { 4 } & 0 & 0 & 0 & 80 \
\hline \text { Glucose } & 100 & 0 & 0 & 0 \
\hline \text { Glucose, } \mathrm { NaCl } , \mathrm { PO } _ { 4 } { } ^ { 3 - } & 56 & 200 & 0 & 0 \
\hline \text { Glucose, } \mathrm { NaCl } , \mathrm { PO } _ { 4 } ^ { 3 - } , \mathrm { MgSO } _ { 4 } & 43 & 100 & 0 & 0 \
\hline \begin{array} { l } 
\text { Glucose, } \mathrm { NaCl } , \mathrm { PO } _ { 4 } ^ { 3 - } , \mathrm { MgSO } _ { 4 } \
8 \text { amino acids }
\end{array} & 28 & 40 & 0 & 0 \
\hline \begin{array} { l } 
\text { Glucose, } \mathrm { NaCl } , \mathrm { PO } _ { 4 } ^ { 3 - } , \mathrm { MgSO } _ { 4 } \
19 \text { amino acds }
\end{array} & 25 & 25 & 80 & 0 \
\hline
\end{array}\] 
Bacterial generation times for four different bacterial species were calculated in the media listed in Table 6.3.All media were prepared with pure distilled water and incubated aerobically in the light.Compare and contrast the growth requirements of the four bacteria listed above.Which of the media,if any,are chemically defined?

Accepted Answer

The growth requirements of the four bact

Question 3

Which of the following elements is NOT correctly matched with its cellular function?

Accepted Answer

A) nitrogen - needed for amino acid synthesis 
B) phosphorus - incorporated into nucleic acids 
C) sulfur - used for synthesis of thiamin and biotin 
D) magnesium and potassium - required as cofactors for enzymes 
E) phosphorus - used for production of carbohydrates. 
A) nitrogen - needed for amino acid synthesis 
B) phosphorus - incorporated into nucleic acids 
C) sulfur - used for synthesis of thiamin and biotin 
D) magnesium and potassium - required as cofactors for enzymes 
E) phosphorus - used for production of carbohydrates.

Question 4

Figure 6.1
  
-In Figure 6.1,which line best depicts a psychrotroph incubated at 0°C?

Accepted Answer

A) a 
B) b 
C) c 
A) a 
B) b 
C) c

Question 5

When cultivating anaerobic organisms in the laboratory setting,a candle jar is sufficient for the vast majority of organisms.

Accepted Answer

A) True 
 B)False

The source of nutrients in nutrient agar is

Which of the following elements is NOT correctly matched with its cellular function?

Figure 6.1 -In Figure 6.1,which line best depicts a psychrotroph incubated at 0°C?

When cultivating anaerobic organisms in the laboratory setting,a candle jar is sufficient for the vast majority of organisms.

The Microbial World and You

Chemical Principles

Observing Microorganisms Through a Microscope

Functional Anatomy of Prokaryotic and Eukaryotic

Microbial Metabolism

The Control of Microbial Growth

Microbial Genetics

Biotechnology and Dna Technology

Classification of Microorganisms

The Prokaryotes: Domains Bacteria and Archaea

The Eukaryotes: Fungi, algae, protozoa, and Helminths

Viruses,viroids,and Prions

Principles of Disease and Epidemiology

Microbial Mechanisms of Pathogenicity

Innate Immunity: Nonspecific Defenses of the Host

Adaptive Immunity: Specific Defenses of the Host

Practical Applications of Immunology

Disorders Associated With the Immune System

Antimicrobial Drugs

Microbial Diseases of the Skin and Eyes

Microbial Diseases of the Nervous System

Microbial Diseases of the Cardiovascular and Lymphatic Systems

Microbial Diseases of the Respiratory System

Microbial Diseases of the Digestive System

Microbial Diseases of the Urinary and Reproductive Systems

Environmental Microbiology

Applied and Industrial Microbiology

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Exam 6: Microbial Growth

The source of nutrients in nutrient agar is

Which of the following elements is NOT correctly matched with its cellular function?

Figure 6.1 -In Figure 6.1,which line best depicts a psychrotroph incubated at 0°C?

When cultivating anaerobic organisms in the laboratory setting,a candle jar is sufficient for the vast majority of organisms.

The Microbial World and You

Chemical Principles

Observing Microorganisms Through a Microscope

Functional Anatomy of Prokaryotic and Eukaryotic

Microbial Metabolism

The Control of Microbial Growth

Microbial Genetics

Biotechnology and Dna Technology

Classification of Microorganisms

The Prokaryotes: Domains Bacteria and Archaea

The Eukaryotes: Fungi, algae, protozoa, and Helminths

Viruses,viroids,and Prions

Principles of Disease and Epidemiology

Microbial Mechanisms of Pathogenicity

Innate Immunity: Nonspecific Defenses of the Host

Adaptive Immunity: Specific Defenses of the Host

Practical Applications of Immunology

Disorders Associated With the Immune System

Antimicrobial Drugs

Microbial Diseases of the Skin and Eyes

Microbial Diseases of the Nervous System

Microbial Diseases of the Cardiovascular and Lymphatic Systems

Microbial Diseases of the Respiratory System

Microbial Diseases of the Digestive System

Microbial Diseases of the Urinary and Reproductive Systems

Environmental Microbiology

Applied and Industrial Microbiology

Filters