Question 1

Giardia lamblia is an infectious problem in day-care centers because it is a(n) ________ pathogen passed via ________.

Accepted Answer

A)  intestinal; water-borne transmission 
B)  aerosol; sneezing and coughing 
C)  mucosal; mucus contamination 
D)  skin; direct skin contact 
E)  blood-borne; contact with an open wound 
A)  intestinal; water-borne transmission 
B)  aerosol; sneezing and coughing 
C)  mucosal; mucus contamination 
D)  skin; direct skin contact 
E)  blood-borne; contact with an open wound

Question 2

The slime mold Dictyostelium discoideum disperses spores fruiting body that are distributed by which means?

Accepted Answer

A)  water currents 
B)  interacting with passing animals 
C)  air currents 
D)  gravity 
E)  piezoelectric force 
A)  water currents 
B)  interacting with passing animals 
C)  air currents 
D)  gravity 
E)  piezoelectric force

Question 3

Why would an organism benefit from undergoing more than one endosymbiotic event throughout evolution? Give an example to support your argument.

Accepted Answer

Answers will vary.
Primary endosymbiosis

Question 4

Amebas that have filopodial movement structures can be found in which categories?

Accepted Answer

A)  trypanosomes and metamonads 
B)  diatoms and algae 
C)  dinoflagellates and apicomplexans 
D)  cellular and plasmodial slime molds 
E)  radiolarians and foraminiferans 
A)  trypanosomes and metamonads 
B)  diatoms and algae 
C)  dinoflagellates and apicomplexans 
D)  cellular and plasmodial slime molds 
E)  radiolarians and foraminiferans

Question 5

New and emerging drug therapy targets for Plasmodium falciparum include

Accepted Answer

A)  spore-release inhibitors. 
B)  uncoupling agents. 
C)  conjugation inhibitors. 
D)  hemoglobin protease inhibitors. 
E)  cilia inhibitors. 
A)  spore-release inhibitors. 
B)  uncoupling agents. 
C)  conjugation inhibitors. 
D)  hemoglobin protease inhibitors. 
E)  cilia inhibitors.

Question 6

The following are ecological roles of fungi in nature EXCEPT

Accepted Answer

A)  forming mycorrhizae that extend the root systems of plants and assimilate phosphorus. 
B)  nitrogen fixation in legume nodules. 
C)  recycling biomass of wood and leaves. 
D)  digestion of lignin, a component of wood. 
E)  fermentation of plant materials in the digestive tract of ruminants. 
A)  forming mycorrhizae that extend the root systems of plants and assimilate phosphorus. 
B)  nitrogen fixation in legume nodules. 
C)  recycling biomass of wood and leaves. 
D)  digestion of lignin, a component of wood. 
E)  fermentation of plant materials in the digestive tract of ruminants.

Question 7

Use the figure below and describe the differences between primary and secondary algae. Provide examples of both types.

Accepted Answer

Primary alga evolved from a single endos

Question 8

The oomycete ("water fungus") ________ caused the Great Irish Famine in the 1840s.

Accepted Answer

A)  Opalina sp. 
B)  Tinea pedis 
C)  Phytophthora infestans 
D)  Amanita muscaria 
E)  Histoplasma capsulatum 
A)  Opalina sp. 
B)  Tinea pedis 
C)  Phytophthora infestans 
D)  Amanita muscaria 
E)  Histoplasma capsulatum

Question 9

Describe how the life cycle of the slime mold Dictyostelium discoideum is dependent upon prokaryotic organisms.

Accepted Answer

Haploid Dyctiostelium discoideum amebas

Giardia lamblia is an infectious problem in day-care centers because it is a(n) pathogen passed via .

The slime mold Dictyostelium discoideum disperses spores fruiting body that are distributed by which means?

Why would an organism benefit from undergoing more than one endosymbiotic event throughout evolution? Give an example to support your argument.

Amebas that have filopodial movement structures can be found in which categories?

New and emerging drug therapy targets for Plasmodium falciparum include

The following are ecological roles of fungi in nature EXCEPT

Use the figure below and describe the differences between primary and secondary algae. Provide examples of both types.

The oomycete ("water fungus") ________ caused the Great Irish Famine in the 1840s.

Describe how the life cycle of the slime mold Dictyostelium discoideum is dependent upon prokaryotic organisms.

Microbial Life: Origin and Discovery

Observing the Microbial Cell

Cell Structure and Function

Bacterial Culture, Growth, and Development

Environmental Influences and Control of Microbial Growth

Viruses

Genomes and Chromosomes

Transcription, Translation, and Bioinformatics

Gene Transfer, Mutations, and Genome Evolution

Molecular Regulation

Viral Molecular Biology

Biotechniques and Synthetic Biology

Energetics and Catabolism

Electron Flow in Organotrophy, Lithotrophy, and Phototrophy

Biosynthesis

Food and Industrial Microbiology

Origins and Evolution

Bacterial Diversity

Archaeal Diversity

Microbial Ecology

Microbes in Global Elemental Cycles

Human Microbiota and Innate Immunity

The Adaptive Immune Response

Microbial Pathogenesis

Microbial Diseases

Antimicrobial Therapy

Clinical Microbiology and Epidemiology

Filters

Exam 20: Eukaryotic Diversity

Giardia lamblia is an infectious problem in day-care centers because it is a(n) ________ pathogen passed via ________.

The slime mold Dictyostelium discoideum disperses spores fruiting body that are distributed by which means?

Why would an organism benefit from undergoing more than one endosymbiotic event throughout evolution? Give an example to support your argument.

Amebas that have filopodial movement structures can be found in which categories?

New and emerging drug therapy targets for Plasmodium falciparum include

The following are ecological roles of fungi in nature EXCEPT

Use the figure below and describe the differences between primary and secondary algae. Provide examples of both types.

The oomycete ("water fungus") ________ caused the Great Irish Famine in the 1840s.

Describe how the life cycle of the slime mold Dictyostelium discoideum is dependent upon prokaryotic organisms.

Microbial Life: Origin and Discovery

Observing the Microbial Cell

Cell Structure and Function

Bacterial Culture, Growth, and Development

Environmental Influences and Control of Microbial Growth

Viruses

Genomes and Chromosomes

Transcription, Translation, and Bioinformatics

Gene Transfer, Mutations, and Genome Evolution

Molecular Regulation

Viral Molecular Biology

Biotechniques and Synthetic Biology

Energetics and Catabolism

Electron Flow in Organotrophy, Lithotrophy, and Phototrophy

Biosynthesis

Food and Industrial Microbiology

Origins and Evolution

Bacterial Diversity

Archaeal Diversity

Microbial Ecology

Microbes in Global Elemental Cycles

Human Microbiota and Innate Immunity

The Adaptive Immune Response

Microbial Pathogenesis

Microbial Diseases

Antimicrobial Therapy

Clinical Microbiology and Epidemiology

Filters

Giardia lamblia is an infectious problem in day-care centers because it is a(n) pathogen passed via .