Question 1

The science of classification is generally known as _____.

Accepted Answer

A) nomenclature 
B) taxonomy 
C) morphology 
D) dichotomy 
A) nomenclature 
B) taxonomy 
C) morphology 
D) dichotomy

Question 2

Polyacrylamide gel electrophoresis is used to separate _____.

Accepted Answer

A) DNA by GC content 
B) proteins by size 
C) DNA by nucleotide sequence 
D) proteins by amino acid sequence 
A) DNA by GC content 
B) proteins by size 
C) DNA by nucleotide sequence 
D) proteins by amino acid sequence

Question 3

In DNA hybridization experiments,DNA from two closely related organisms will show _____.

Accepted Answer

A) very little annealing 
B) a high percentage of annealing 
C) 100% annealing 
D) it is impossible to tell 
A) very little annealing 
B) a high percentage of annealing 
C) 100% annealing 
D) it is impossible to tell

Question 4

Within the Kingdom Monera,the group of most interest to medical microbiologists is the:

Accepted Answer

A) cyanobacteria 
B) eubacteria 
C) archaeobacteria 
D) prokaryotic bacteria 
A) cyanobacteria 
B) eubacteria 
C) archaeobacteria 
D) prokaryotic bacteria

Question 5

According to the three-domain classification system,modern plants and animals belong to which Domain

Accepted Answer

A) bacteria 
B) eukarya 
C) archaea 
D) none of these 
A) bacteria 
B) eukarya 
C) archaea 
D) none of these

Question 6

The correct order of taxonomic hierarchies (from most broad to most specific)is _____.

Accepted Answer

A) class,order,family,phylum 
B) order,family,class,phylum 
C) phylum,class,order,family 
D) phylum,class,family,order 
A) class,order,family,phylum 
B) order,family,class,phylum 
C) phylum,class,order,family 
D) phylum,class,family,order

Question 7

The 16S ribosomal subunit is used to study evolutionary relatedness because _____.

Accepted Answer

A) it is the easiest type of RNA to sequence 
B) ribosomes have evolved very slowly due to their essential roles in cells 
C) ribosomes evolve very quickly so differences are easy to spot 
D) none of these 
A) it is the easiest type of RNA to sequence 
B) ribosomes have evolved very slowly due to their essential roles in cells 
C) ribosomes evolve very quickly so differences are easy to spot 
D) none of these

Question 8

A strain is a subgroup of a _____.

Accepted Answer

A) phylum 
B) class 
C) family 
D) species 
A) phylum 
B) class 
C) family 
D) species

Question 9

The three-domain system of classification does not include the _____.

Accepted Answer

A) archaea 
B) eukarya 
C) monera 
D) bacteria 
A) archaea 
B) eukarya 
C) monera 
D) bacteria

Question 10

Organisms in the same ________ are more closely related than are organisms in the same ________.

Accepted Answer

A) phylum,genus 
B) class,order 
C) family,phylum 
D) phylum,order 
A) phylum,genus 
B) class,order 
C) family,phylum 
D) phylum,order

Question 11

Fossil studies indicate that life on earth first arose about 4 billion years ago.How many billion years ago did multicellular living organisms appear in the fossil record

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
A) 1 
B) 2 
C) 3 
D) 4

Question 12

Which one of the following microorganisms has its own kingdom in the five-kingdom of classification

Accepted Answer

A) Viruses 
B) Algae 
C) Bacteria 
D) Fungi 
A) Viruses 
B) Algae 
C) Bacteria 
D) Fungi

Question 13

According to the three-domain classification system an organism with a cell wall made of peptidoglycan would belong to the _____.

Accepted Answer

A) bacteria 
B) archaea 
C) eukarya 
D) none of these 
A) bacteria 
B) archaea 
C) eukarya 
D) none of these

Question 14

Which Kingdom includes all animals derived from zygotes

Accepted Answer

A) Fungi 
B) Plantae 
C) Animalia 
D) Protista 
A) Fungi 
B) Plantae 
C) Animalia 
D) Protista

Question 15

Organisms are generally classified according to _____.

Accepted Answer

A) cell size 
B) evolutionary relationships 
C) colony color 
D) None of these choices 
A) cell size 
B) evolutionary relationships 
C) colony color 
D) None of these choices

Exam 10: An Introduction to Taxonomy: The Bacteria

The science of classification is generally known as _____.

Polyacrylamide gel electrophoresis is used to separate _____.

In DNA hybridization experiments,DNA from two closely related organisms will show _____.

Within the Kingdom Monera,the group of most interest to medical microbiologists is the:

According to the three-domain classification system,modern plants and animals belong to which Domain

The correct order of taxonomic hierarchies (from most broad to most specific)is _____.

The 16S ribosomal subunit is used to study evolutionary relatedness because _____.

A strain is a subgroup of a _____.

The three-domain system of classification does not include the _____.

Organisms in the same ________ are more closely related than are organisms in the same ________.

Fossil studies indicate that life on earth first arose about 4 billion years ago.How many billion years ago did multicellular living organisms appear in the fossil record

Which one of the following microorganisms has its own kingdom in the five-kingdom of classification

According to the three-domain classification system an organism with a cell wall made of peptidoglycan would belong to the _____.

Which Kingdom includes all animals derived from zygotes

Organisms are generally classified according to _____.

Scope and History of Microbiology

The Microbiome

Fundamentals of Chemistry

Microscopy and Staining

Characteristics of Prokaryotic and Eukaryotic Cells

Essential Concepts of Metabolism

Growth and Culturing of Bacteria

Microbial Genetics

Gene Transfer and Genetic Engineering

Viruses

Eukaryotic Microorganisms and Parasites

Sterilization and Disinfection

Antimicrobial Therapy

Host-Microbe Relationships and Disease Processes

Epidemiology and Nosocomial Infections

Innate Host Defenses

Basic Principles of Adaptive Immunity and Immunization

Immune Disorders

Diseases of the Skin and Eyes; Wounds and Bites

Urogenital and Sexually Transmitted Diseases

Diseases of the Respiratory System

Oral and Gastrointestinal Diseases

Cardiovascular, Lymphatic, and Systemic Diseases

Diseases of the Nervous System

Environmental Microbiology

Applied Microbiology

Filters

Organisms in the same are more closely related than are organisms in the same .