Question 1

Most species of Gram-positive bacteria are

Accepted Answer

A) photoautotrophic. 
B) photoheterotrophic. 
C) chemoautotrophic. 
D) chemoheterotrophic. 
E) photochemoautotrophic. 
A) photoautotrophic. 
B) photoheterotrophic. 
C) chemoautotrophic. 
D) chemoheterotrophic. 
E) photochemoautotrophic. D

Question 2

Which of the following does NOT characterize most prokaryotes?

Accepted Answer

A) no nucleus 
B) a single circular chromosome 
C) cell wall 
D) complex internal membranes 
E) great metabolic diversity 
A) no nucleus 
B) a single circular chromosome 
C) cell wall 
D) complex internal membranes 
E) great metabolic diversity D

Question 3

Which of the following is NOT true of type I Herpes simplex?

Accepted Answer

A) It is a DNA virus. 
B) It has a latent phase in its replication cycle. 
C) It remains in nerve cells for a time. 
D) Sunburn or other stress can activate it. 
E) Once activated it causes a form of skin cancer. 
A) It is a DNA virus. 
B) It has a latent phase in its replication cycle. 
C) It remains in nerve cells for a time. 
D) Sunburn or other stress can activate it. 
E) Once activated it causes a form of skin cancer. E

Question 4

Theodore Diner was able to determine that viroids are composed of RNA by using which of the following techniques?

Accepted Answer

A) cDNA library creation 
B) nucleotide sequencing 
C) chemical analysis 
D) treatment with enzymes that destroy RNA 
E) all of the above 
A) cDNA library creation 
B) nucleotide sequencing 
C) chemical analysis 
D) treatment with enzymes that destroy RNA 
E) all of the above

Question 5

Plasmids

Accepted Answer

A) are self-replicating circular molecules of DNA. 
B) may be transferred between prokaryotic cells of different species. 
C) may pick up genes from other prokaryotes. 
D) contains genes separate from the bacterial chromosome. 
E) fit all of these descriptions. 
A) are self-replicating circular molecules of DNA. 
B) may be transferred between prokaryotic cells of different species. 
C) may pick up genes from other prokaryotes. 
D) contains genes separate from the bacterial chromosome. 
E) fit all of these descriptions.

Question 6

Which of the following is (are) NOT involved in the reproduction of all viruses?

Accepted Answer

A) attachment and penetration 
B) replication and synthesis 
C) assembly 
D) latency 
E) release 
A) attachment and penetration 
B) replication and synthesis 
C) assembly 
D) latency 
E) release

Question 7

Which disease is caused by an enveloped virus?

Accepted Answer

A) hepatitis 
B) AIDS 
C) polio 
D) common colds 
E) warts 
A) hepatitis 
B) AIDS 
C) polio 
D) common colds 
E) warts

Question 8

Which of the following prokaryotic nutritional groups use CO2 and sunlight to produce energy?

Accepted Answer

A) photoautotrophs 
B) chemoautotrophs 
C) photoheterotrophs 
D) chemoheterotrophs 
E) all of these 
A) photoautotrophs 
B) chemoautotrophs 
C) photoheterotrophs 
D) chemoheterotrophs 
E) all of these

Question 9

Which of the following is a correct description of a prokaryote shape?

Accepted Answer

A) A coccus is corkscrew shaped. 
B) An archaean is arch shaped. 
C) A bacillus is rod shaped. 
D) A spirillum is spherical. 
E) All of these are correct. 
A) A coccus is corkscrew shaped. 
B) An archaean is arch shaped. 
C) A bacillus is rod shaped. 
D) A spirillum is spherical. 
E) All of these are correct.

Question 10

In which of the following ways are archaeans similar to eukaryotic cells?

Accepted Answer

A) size 
B) shape 
C) histones 
D) DNA polymerases 
E) presence of operons 
A) size 
B) shape 
C) histones 
D) DNA polymerases 
E) presence of operons

Question 11

The extreme thermophilic archaean Nanoarchaeum

Accepted Answer

A) lives near hydrothermal vents. 
B) can live in temperatures above 230°F. 
C) is among the smallest known cells. 
D) is a parasite. 
E) is all of these. 
A) lives near hydrothermal vents. 
B) can live in temperatures above 230°F. 
C) is among the smallest known cells. 
D) is a parasite. 
E) is all of these.

Question 12

AIDS is short for

Accepted Answer

A) Acquired Immune Deficiency Syndrome. 
B) Accelerated Immune Death Syndrome. 
C) Accentuated Induced Deficiency Syndrome. 
D) Advantageous Immunity Deficiency Syndrome. 
E) none of these. 
A) Acquired Immune Deficiency Syndrome. 
B) Accelerated Immune Death Syndrome. 
C) Accentuated Induced Deficiency Syndrome. 
D) Advantageous Immunity Deficiency Syndrome. 
E) none of these.

Question 13

Archaeans are similar to bacteria in all of the following ways EXCEPT

Accepted Answer

A) size. 
B) shape. 
C) membrane phospholipids. 
D) absence of a nucleus. 
E) presence of operons. 
A) size. 
B) shape. 
C) membrane phospholipids. 
D) absence of a nucleus. 
E) presence of operons.

Question 14

The process by which bacterial cells transfer DNA is

Accepted Answer

A) horizontal gene transfer. 
B) conjugation. 
C) transduction. 
D) transformation. 
E) all of these. 
A) horizontal gene transfer. 
B) conjugation. 
C) transduction. 
D) transformation. 
E) all of these.

Question 15

Gram-positive bacteria have __________ and appear __________ under the microscope.

Accepted Answer

A) thick walls; pink 
B) thick walls; purple 
C) thin walls; pink 
D) thin walls; purple 
E) none of these 
A) thick walls; pink 
B) thick walls; purple 
C) thin walls; pink 
D) thin walls; purple 
E) none of these

Question 16

Which of the following is NOT true concerning the spirochetes?

Accepted Answer

A) Some live inside a host organism. 
B) Some form endospores that germinate in wounds. 
C) All are free-living. 
D) Some are pathogens carried by vectors. 
E) Some cause Lyme disease. 
A) Some live inside a host organism. 
B) Some form endospores that germinate in wounds. 
C) All are free-living. 
D) Some are pathogens carried by vectors. 
E) Some cause Lyme disease.

Question 17

Which of the following prokaryotic nutritional groups use CO2 and inorganic substances to produce energy?

Accepted Answer

A) photoautotrophs 
B) chemoautotrophs 
C) photoheterotrophs 
D) chemoheterotrophs 
E) none of these 
A) photoautotrophs 
B) chemoautotrophs 
C) photoheterotrophs 
D) chemoheterotrophs 
E) none of these

Question 18

Which of the following prokaryotic nutritional groups use organic substances for carbon and photons for energy?

Accepted Answer

A) photoautotrophs 
B) chemoautotrophs 
C) photoheterotrophs 
D) chemoheterotrophs 
E) none of these 
A) photoautotrophs 
B) chemoautotrophs 
C) photoheterotrophs 
D) chemoheterotrophs 
E) none of these

Question 19

The first viroid was found in plants and was a

Accepted Answer

A) circular DNA surrounded by protein. 
B) circular RNA surrounded by protein. 
C) circular DNA with no protein coat. 
D) circular RNA with no protein coat. 
E) none of the above. 
A) circular DNA surrounded by protein. 
B) circular RNA surrounded by protein. 
C) circular DNA with no protein coat. 
D) circular RNA with no protein coat. 
E) none of the above.

Question 20

Latency is associated with which of the following?

Accepted Answer

A) adenoviruses 
B) lysogenic pathways 
C) lytic pathways 
D) DNA viruses 
E) RNA viruses 
A) adenoviruses 
B) lysogenic pathways 
C) lytic pathways 
D) DNA viruses 
E) RNA viruses

Exam 21: Viruses and Prokaryotes

Most species of Gram-positive bacteria are

Which of the following does NOT characterize most prokaryotes?

Which of the following is NOT true of type I Herpes simplex?

Theodore Diner was able to determine that viroids are composed of RNA by using which of the following techniques?

Plasmids

Which of the following is (are) NOT involved in the reproduction of all viruses?

Which disease is caused by an enveloped virus?

Which of the following prokaryotic nutritional groups use CO2 and sunlight to produce energy?

Which of the following is a correct description of a prokaryote shape?

In which of the following ways are archaeans similar to eukaryotic cells?

The extreme thermophilic archaean Nanoarchaeum

AIDS is short for

Archaeans are similar to bacteria in all of the following ways EXCEPT

The process by which bacterial cells transfer DNA is

Gram-positive bacteria have __________ and appear __________ under the microscope.

Which of the following is NOT true concerning the spirochetes?

Which of the following prokaryotic nutritional groups use CO2 and inorganic substances to produce energy?

Which of the following prokaryotic nutritional groups use organic substances for carbon and photons for energy?

The first viroid was found in plants and was a

Latency is associated with which of the following?

Invitation to Biology

Lifes Chemical Basis

Molecules of Life

Cell Structure and Function

A Closer Look at Cell Membranes

Ground Rules of Metabolism

Where It Startsphotosynthesis

Energy-Releasing Pathways

How Cells Reproduce

Meiosis and Sexual Reproduction

Observing Patterns in Inherited Traits

Chromosomes and Human Inheritance

Dna Structure and Function

From Dna to Protein

Controls Over Genes

Recombinant Dna and Genetic Engineering

The Macroevolutionary Puzzle

Emergence of Evolutionary Thought

Organizing Information About Species

The Origin and Evolution of Life

Protists the Simplest Eukaryotes

Plants

Fungi

Animals: the Invertebrates

Animal Evolution the Chordates

Human Evolution: a Case Study

Plant Tissues

Plant Nutrition and Transport

Plant Reproduction

Plant Growth and Development

Animal Tissues and Organ Systems

Neural Control

Sensory Perception

Endocrine Control

Protection, Support, and Movement

Circulation

Immunity

Respiration

Digestion and Human Nutrition

Maintaining the Internal Environment

Animal Reproductive Systems

Animal Development

Animal Behavior

Population Ecology

Community Structure and Biodiversity

Ecosystems

The Biosphere

Human Impacts on the Biosphere

Filters

Which of the following prokaryotic nutritional groups use CO₂ and sunlight to produce energy?

Gram-positive bacteria have and appear under the microscope.

Which of the following prokaryotic nutritional groups use CO₂ and inorganic substances to produce energy?