Question 1

Eukaryotic flagella differ from prokaryotic flagella because only eukaryotic flagella

Accepted Answer

A)  are used for cell motility. 
B)  facilitate chemotaxis. 
C)  facilitate phototaxis. 
D)  are long whip-like structures. 
E)  contain microtubules. 
A)  are used for cell motility. 
B)  facilitate chemotaxis. 
C)  facilitate phototaxis. 
D)  are long whip-like structures. 
E)  contain microtubules.

Question 2

Algae are classified into divisions based principally on their type of motility.

Accepted Answer

A) True 
 B)False

Question 3

The passageways in the nuclear envelope for movement of substances to and from the nucleus and cytopl are called nuclear _____.

Accepted Answer

The answer of The passageways in the nuclear envelope for...

Question 4

Which of the following does not pertain to helminths?

Accepted Answer

A)  in kingdom Protista 
B)  parasitic worms 
C)  eggs and sperm for reproduction 
D)  often alternate hosts in complex life cycles 
E)  have various organ systems 
A)  in kingdom Protista 
B)  parasitic worms 
C)  eggs and sperm for reproduction 
D)  often alternate hosts in complex life cycles 
E)  have various organ systems

Question 5

Chromosomes are not visible in the nucleus unless the cell is undergoing nuclear division.

Accepted Answer

A) True 
 B)False

Question 6

In order to reproduce sexually, diploid cells must produce _________ gametes through ________.

Accepted Answer

A)  diploid; mitosis 
B)  diploid; meiosis 
C)  haploid; mitosis 
D)  haploid; meiosis 
E)  triploid; mitosis 
A)  diploid; mitosis 
B)  diploid; meiosis 
C)  haploid; mitosis 
D)  haploid; meiosis 
E)  triploid; mitosis

Question 7

Both fish and humans develop neurological symptoms and bloody skin lesions due to a sudden "bloom" of this algae.2013

Accepted Answer

A)  Prototheca 
B)  Pfiesteria piscicida 
C)  diatoms 
D)  Phaeophyta 
E)  All of these choices are correct. 
A)  Prototheca 
B)  Pfiesteria piscicida 
C)  diatoms 
D)  Phaeophyta 
E)  All of these choices are correct.

Question 8

Which is mismatched?

Accepted Answer

A)  Pyrrophyta - euglenids 
B)  Chrysophyta - diatoms 
C)  Phaeophyta - brown algae 
D)  Rhodophyta - red seaweed 
E)  Chlorophyta - green algae 
A)  Pyrrophyta - euglenids 
B)  Chrysophyta - diatoms 
C)  Phaeophyta - brown algae 
D)  Rhodophyta - red seaweed 
E)  Chlorophyta - green algae

Question 9

Blooms of certain dinoflagellates are associated with all of the following except

Accepted Answer

A)  paralytic shellfish poisoning. 
B)  red tides. 
C)  ciguatera. 
D)  Pfiesteria piscicida. 
E)  euglenids. 
A)  paralytic shellfish poisoning. 
B)  red tides. 
C)  ciguatera. 
D)  Pfiesteria piscicida. 
E)  euglenids.

Question 10

Which organisms) would be classified as protists?

Accepted Answer

A)  an endospore-forming bacterial cell 
B)  a fungus growing on the peel of an orange 
C)  algae in a pond 
D)  seaweed growing in the ocean 
E)  a parasitic amoeba that can cause meningitis. 
A)  an endospore-forming bacterial cell 
B)  a fungus growing on the peel of an orange 
C)  algae in a pond 
D)  seaweed growing in the ocean 
E)  a parasitic amoeba that can cause meningitis.

Question 11

The major structural elements of a eukaryotic cytoskeleton include

Accepted Answer

A)  microfilaments. 
B)  microtubules. 
C)  collagen fibers. 
D)  fimbriae. 
E)  calcium carbonate. 
A)  microfilaments. 
B)  microtubules. 
C)  collagen fibers. 
D)  fimbriae. 
E)  calcium carbonate.

Question 12

The size of a eukaryotic cell ribosome is

Accepted Answer

A)  30S. 
B)  40S. 
C)  50S. 
D)  70S. 
E)  80S. 
A)  30S. 
B)  40S. 
C)  50S. 
D)  70S. 
E)  80S.

Question 13

Which is not a characteristic of fungi?

Accepted Answer

A)  Fungal cells have cell walls. 
B)  Fungi are photosynthetic. 
C)  Fungi include single-celled and filamentous forms. 
D)  Fungi are heterotrophs. 
E)  Fungi can use a wide variety of nutrients. 
A)  Fungal cells have cell walls. 
B)  Fungi are photosynthetic. 
C)  Fungi include single-celled and filamentous forms. 
D)  Fungi are heterotrophs. 
E)  Fungi can use a wide variety of nutrients.

Question 14

Larvae and eggs are developmental forms of

Accepted Answer

A)  protozoa. 
B)  algae. 
C)  helminths. 
D)  fungi. 
A)  protozoa. 
B)  algae. 
C)  helminths. 
D)  fungi.

Question 15

The eukaryotic cell's glycocalyx is

Accepted Answer

A)  mostly polysaccharide. 
B)  the site where many metabolic reactions occur. 
C)  also called the cell wall. 
D)  composed of many diverse proteins. 
E)  protection against osmotic lysis. 
A)  mostly polysaccharide. 
B)  the site where many metabolic reactions occur. 
C)  also called the cell wall. 
D)  composed of many diverse proteins. 
E)  protection against osmotic lysis.

Question 16

Protists with contractile vacuoles

Accepted Answer

A)  are algae. 
B)  use them to expel excess water from the cell. 
C)  typically live in salty seawater. 
D)  use them for motility. 
E)  All of these choices are correct. 
A)  are algae. 
B)  use them to expel excess water from the cell. 
C)  typically live in salty seawater. 
D)  use them for motility. 
E)  All of these choices are correct.

Question 17

In eukaryotic cells, the structure primarily responsible for the adherence of cells to surfaces in the environment and the formation of biofilms is the

Accepted Answer

A)  glycocalyx. 
B)  cell wall. 
C)  cell membrane. 
D)  cilia. 
E)  flagella. 
A)  glycocalyx. 
B)  cell wall. 
C)  cell membrane. 
D)  cilia. 
E)  flagella.

Question 18

During unfavorable growth conditions, many protozoa can convert to a resistant, dormant stage called a
_____.

Accepted Answer

The answer of During unfavorable growth conditions, many protozoa can...

Question 19

The overwhelming majority of helminth infections occur in the developing world, with only a few dozen cases a year occurring in the United States.

Accepted Answer

A) True 
 B)False

Question 20

All fungi have hyphae.

Accepted Answer

A) True 
 B)False

Exam 5: A Survey of Eukaryotic Cells and Microorganisms

Eukaryotic flagella differ from prokaryotic flagella because only eukaryotic flagella

Algae are classified into divisions based principally on their type of motility.

The passageways in the nuclear envelope for movement of substances to and from the nucleus and cytopl are called nuclear _____.

Which of the following does not pertain to helminths?

Chromosomes are not visible in the nucleus unless the cell is undergoing nuclear division.

In order to reproduce sexually, diploid cells must produce _________ gametes through ________.

Both fish and humans develop neurological symptoms and bloody skin lesions due to a sudden "bloom" of this algae.2013

Which is mismatched?

Blooms of certain dinoflagellates are associated with all of the following except

Which organisms) would be classified as protists?

The major structural elements of a eukaryotic cytoskeleton include

The size of a eukaryotic cell ribosome is

Which is not a characteristic of fungi?

Larvae and eggs are developmental forms of

The eukaryotic cell's glycocalyx is

Protists with contractile vacuoles

In eukaryotic cells, the structure primarily responsible for the adherence of cells to surfaces in the environment and the formation of biofilms is the

During unfavorable growth conditions, many protozoa can convert to a resistant, dormant stage called a _____.

The overwhelming majority of helminth infections occur in the developing world, with only a few dozen cases a year occurring in the United States.

All fungi have hyphae.

The Main Themes of Microbiology

The Chemistry of Biology

Tools of the Laboratory: Methods of Studying Microorganisms

A Survey of Prokaryotic Cells and Microorganisms

An Introduction to Viruses

Microbial Nutrition, Ecology, and Growth

An Introduction to Microbial Metabolism: the Chemical Crossroads of Life

Microbial Genetics

Genetic Engineering: a Revolution in Molecular Biology

Physical and Chemical Agents for Microbial Control

Drugs, Microbes, Host--The Elements of Chemotherapy

Microbe-Human Interactions: Infection and Disease

An Introduction to Host Defenses and Innate Immunities

Adaptive, Specific Immunity and Immunization

Disorders in Immunity

Procedures for Identifying Pathogens and Diagnosing Infections

The Gram-Positive and Gram-Negative Cocci of Medical Importance

The Gram-Positive Bacilli of Medical Importance

The Gram-Negative Bacilli of Medical Importance

Miscellaneous Bacterial Agents of Disease

The Fungi of Medical Importance

The Parasites of Medical Importance

Introduction to Viruses That Infect Humans: the Dna Viruses

The Rna Viruses That Infect Humans

Environmental Microbiology

Applied and Industrial Microbiology

Filters

In order to reproduce sexually, diploid cells must produce _ gametes through .