Question 1

Resolution is the smallest distance by which two objects can be __________ and still be __________.

Accepted Answer

A)  magnified; seen 
B)  separated; distinguished 
C)  magnified; separated 
D)  distinguished; separated 
E)  magnified; distinguished 
A)  magnified; seen 
B)  separated; distinguished 
C)  magnified; separated 
D)  distinguished; separated 
E)  magnified; distinguished

Question 2

Why is it that a photographic image from an electron microscope is black and white?

Accepted Answer

The original image is produced when the

Question 3

Which of the following is true of transmission electron microscopy but NOT scanning electron microscopy?

Accepted Answer

A)  The specimen is usually fixed and embedded. 
B)  The embedded specimen is cut into thin sections with a microtome. 
C)  The specimen is stained with heavy metal. 
D)  The specimen is viewed as three-dimensional. 
E)  The requirement for a vacuum precludes the viewing of live organisms. 
A)  The specimen is usually fixed and embedded. 
B)  The embedded specimen is cut into thin sections with a microtome. 
C)  The specimen is stained with heavy metal. 
D)  The specimen is viewed as three-dimensional. 
E)  The requirement for a vacuum precludes the viewing of live organisms.

Question 4

List and describe three common shapes of bacteria.

Accepted Answer

Bacilli (singular, bacillus) a

Question 5

The total __________ of the microscope is obtained by multiplying the magnification of the ocular lens by that of the objective lens.

Accepted Answer

A)  resolution 
B)  magnification 
C)  refraction 
D)  reflection 
E)  wavelength 
A)  resolution 
B)  magnification 
C)  refraction 
D)  reflection 
E)  wavelength

Question 6

Fluorescence requires excitation and emission at different:

Accepted Answer

A)  refractive indexes 
B)  wavelengths 
C)  contrasts 
D)  refractions 
E)  densities 
A)  refractive indexes 
B)  wavelengths 
C)  contrasts 
D)  refractions 
E)  densities

Question 7

What does the phrase "eagle-eyed" mean? Describe why it is scientifically accurate.

Accepted Answer

Eagle-eyed means sharp-sighted

Question 8

Compare and contrast simple and differential stains. Give examples of each.

Accepted Answer

A simple stain is used to increase contr

Question 9

Describe the lens system of a compound microscope including the location of each lens and the purpose of each.

Accepted Answer

The condenser lens is above the light so

Question 10

Which of the following is a negative stain?

Accepted Answer

A)  acid-fast stain 
B)  endospore stain 
C)  antibody stain 
D)  simple stain 
E)  capsule stain 
A)  acid-fast stain 
B)  endospore stain 
C)  antibody stain 
D)  simple stain 
E)  capsule stain

Resolution is the smallest distance by which two objects can be and still be .

Why is it that a photographic image from an electron microscope is black and white?

Which of the following is true of transmission electron microscopy but NOT scanning electron microscopy?

List and describe three common shapes of bacteria.

The total __________ of the microscope is obtained by multiplying the magnification of the ocular lens by that of the objective lens.

Fluorescence requires excitation and emission at different:

What does the phrase "eagle-eyed" mean? Describe why it is scientifically accurate.

Compare and contrast simple and differential stains. Give examples of each.

Describe the lens system of a compound microscope including the location of each lens and the purpose of each.

Which of the following is a negative stain?

Microbial Life: Origin and Discovery

Cell Structure and Function

Bacterial Culture, Growth, and Development

Environmental Influences and Control of Microbial Growth

Virus Structure and Function

Genomes and Chromosomes

Transcription, Translation, and Bioinformatics

Gene Transfer, Mutations, and Genome Evolution

Molecular Regulation

Viral Molecular Biology

Molecular Techniques and Biotechnology

Energetics and Catabolism

Respiration, Lithotrophy, and Photolysis

Biosynthesis

Food and Industrial Microbiology

Origins and Evolution

Bacterial Diversity

Archaeal Diversity

Eukaryotic Diversity

Microbial Ecology

Microbes and the Global Environment

Human Microbiota and Nonspecific Host Defenses

The Adaptive Immune Response

Microbial Pathogenesis

Microbial Diseases

Antimicrobial Chemotherapy

Clinical Microbiology and Epidemiology

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Exam 2: Observing the Microbial Cell

Resolution is the smallest distance by which two objects can be __________ and still be __________.

Why is it that a photographic image from an electron microscope is black and white?

Which of the following is true of transmission electron microscopy but NOT scanning electron microscopy?

List and describe three common shapes of bacteria.

The total __________ of the microscope is obtained by multiplying the magnification of the ocular lens by that of the objective lens.

Fluorescence requires excitation and emission at different:

What does the phrase "eagle-eyed" mean? Describe why it is scientifically accurate.

Compare and contrast simple and differential stains. Give examples of each.

Describe the lens system of a compound microscope including the location of each lens and the purpose of each.

Which of the following is a negative stain?

Microbial Life: Origin and Discovery

Cell Structure and Function

Bacterial Culture, Growth, and Development

Environmental Influences and Control of Microbial Growth

Virus Structure and Function

Genomes and Chromosomes

Transcription, Translation, and Bioinformatics

Gene Transfer, Mutations, and Genome Evolution

Molecular Regulation

Viral Molecular Biology

Molecular Techniques and Biotechnology

Energetics and Catabolism

Respiration, Lithotrophy, and Photolysis

Biosynthesis

Food and Industrial Microbiology

Origins and Evolution

Bacterial Diversity

Archaeal Diversity

Eukaryotic Diversity

Microbial Ecology

Microbes and the Global Environment

Human Microbiota and Nonspecific Host Defenses

The Adaptive Immune Response

Microbial Pathogenesis

Microbial Diseases

Antimicrobial Chemotherapy

Clinical Microbiology and Epidemiology

Filters

Resolution is the smallest distance by which two objects can be and still be .