Question 1

In two-dimensional nano-liquid chromatography,a complex mixture of peptides is separated first by charge and then by solubility.

Accepted Answer

A) True 
 B)False

Question 2

Determining the functional nature of a microbial community by analysis of bulk DNA samples extracted from environmental samples may be misleading for all of the following reasons except:

Accepted Answer

A) DNA is of little use in identifying unknown microbes. 
B) Some of the DNA recovered may be from non-living organisms. 
C) Some of the DNA may be from non-functional entities such as spores. 
D) The DNA obtained can depend on the extraction method used. 
A) DNA is of little use in identifying unknown microbes. 
B) Some of the DNA recovered may be from non-living organisms. 
C) Some of the DNA may be from non-functional entities such as spores. 
D) The DNA obtained can depend on the extraction method used.

Question 3

Optical tweezers can be used to

Accepted Answer

A) study nucleic acids recovered from individual cells. 
B) help dissect individual microorganisms. 
C) remove structures from the surface of cells. 
D) all of the choices 
A) study nucleic acids recovered from individual cells. 
B) help dissect individual microorganisms. 
C) remove structures from the surface of cells. 
D) all of the choices

Question 4

What percentage of microbes have been cultured in the laboratory?

Accepted Answer

A) 1% 
B) 10% 
C) 20% 
D) 30% 
A) 1% 
B) 10% 
C) 20% 
D) 30%

Question 5

________ culture techniques are based on the expansion of the microenvironment to allow abundant growth of a microorganism formerly restricted to a small ecological niche.

Accepted Answer

The answer of ________ culture techniques are based on the...

Exam 29: Methods in Microbial Ecology

In two-dimensional nano-liquid chromatography,a complex mixture of peptides is separated first by charge and then by solubility.

Determining the functional nature of a microbial community by analysis of bulk DNA samples extracted from environmental samples may be misleading for all of the following reasons except:

Optical tweezers can be used to

What percentage of microbes have been cultured in the laboratory?

________ culture techniques are based on the expansion of the microenvironment to allow abundant growth of a microorganism formerly restricted to a small ecological niche.

The Evolution of Microorganisms and Microbiology

Microscopy

Bacterial Cell Structure

Archaeal Cell Structure

Eukaryotic Cell Structure

Viruses and Other Acellular Infectious Agents

Microbial Growth

Control of Microorganisms in the Environment

Antimicrobial Chemotherapy

Introduction to Metabolism

Catabolism: Energy Release and Conservation

Anabolism: the Use of Energy in Biosynthesis

Bacterial Genome Replication and Expression

Regulation of Bacterial Cellular Processes

Eukaryotic and Archaeal Genome Replication and Expression

Mechanisms of Genetic Variation

Recombinant Dna Technology

Microbial Genomics

Microbial Taxonomy and the Evolution of Diversity

The Archaea

The Deinococci,mollicutes,and Nonproteobacterial Gram-Negative Bacteria

The Proteobacteria

Firmicutes: the Low G 1 C Gram-Positive Bacteria

Actinobacteria: the High G 1 C Gram-Positive Bacteria

The Protists

The Fungi Eumycota

Viruses

Biogeochemical Cycling and Global Climate Change

Microorganisms in Marine and Freshwater Ecosystems

Microorganisms in Terrestrial Ecosystems

Microbial Interactions

Innate Host Resistance

Adaptive Immunity

Pathogenicity and Infection

Clinical Microbiology and Immunology

Epidemiology and Public Health Microbiology

Human Diseases Caused by Viruses and Prions

Human Diseases Caused by Bacteria

Human Diseases Caused by Fungi and Protists

Microbiology of Food

Biotechnology and Industrial Microbiology

Applied Environmental Microbiology

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