Question 1

The strict anaerobes residing in the digestive tracts of cattle are:

Accepted Answer

A) mycoplasmas. 
B) extreme thermophiles. 
C) members of the genus Thermoplasma. 
D) extreme halophiles. 
E) methanogens. 
A) mycoplasmas. 
B) extreme thermophiles. 
C) members of the genus Thermoplasma. 
D) extreme halophiles. 
E) methanogens.

Question 2

Which of the following statements about prokaryotic endospores is FALSE?

Accepted Answer

A) They are dormant, resting cells. 
B) They form when a population of cells begins to exhaust its food supply. 
C) They greatly increase the survival capacity of the cell. 
D) They are resistant to heat but not to desiccation. 
E) They can remain viable for long periods. 
A) They are dormant, resting cells. 
B) They form when a population of cells begins to exhaust its food supply. 
C) They greatly increase the survival capacity of the cell. 
D) They are resistant to heat but not to desiccation. 
E) They can remain viable for long periods.

Question 3

In contrast to other cellular components, the flagellum found in prokaryotic cells is identical in structure to that found in eukaryotic cells.

Accepted Answer

A) True 
 B)False

Question 4

Stromatolites are layered chalk deposits produced by colonies of Trichodesmium.

Accepted Answer

A) True 
 B)False

Question 5

Which of the following processes is NOT a type of lateral gene transfer in prokaryotes?

Accepted Answer

A) binary fission 
B) transduction 
C) transformation 
D) conjugation 
E) horizontal gene transfer 
A) binary fission 
B) transduction 
C) transformation 
D) conjugation 
E) horizontal gene transfer

Question 6

Biofilms consist of bacteria and archaea enclosed in a matrix of polysaccharides, proteins, and DNA.

Accepted Answer

A) True 
 B)False

Question 7

A disease in which bacteria invade the vessels of the xylem and interfere with the movement of water and minerals is a:

Accepted Answer

A) blight. 
B) soft rot. 
C) wilt. 
D) gall. 
E) spot. 
A) blight. 
B) soft rot. 
C) wilt. 
D) gall. 
E) spot.

The strict anaerobes residing in the digestive tracts of cattle are:

Which of the following statements about prokaryotic endospores is FALSE?

In contrast to other cellular components, the flagellum found in prokaryotic cells is identical in structure to that found in eukaryotic cells.

Stromatolites are layered chalk deposits produced by colonies of Trichodesmium.

Which of the following processes is NOT a type of lateral gene transfer in prokaryotes?

Biofilms consist of bacteria and archaea enclosed in a matrix of polysaccharides, proteins, and DNA.

A disease in which bacteria invade the vessels of the xylem and interfere with the movement of water and minerals is a:

Botany: an Introduction

The Molecular Composition of Plant Cells

The Plant Cell and the Cell Cycle

The Movement of Substances Into and Out of Cells

The Flow of Energy

Respiration

Photosynthesis, Light, and Life

Sexual Reproduction and Heredity

The Chemistry of Heredity and Gene Expression

Recombinant Dna Technology, Plant Biotechnology, and Genomics

The Process of Evolution

Systematics: the Science of Biological Diversity

Fungi

Protists: Algae and Heterotrophic Protists

Bryophytes

Seedless Vascular Plants

Gymnosperms

Introduction to the Angiosperms

Evolution of the Angiosperms

Plants and People

Early Development of the Plant Body

Cells and Tissues of the Plant Body

The Root: Structure and Development

The Shoot: Primary Structure and Development

Secondary Growth in Stems

Regulating Growth and Development: the Plant Hormones

External Factors and Plant Growth

Plant Nutrition and Soils

The Movement of Water and Solutes in Plants

The Dynamics of Communities and Ecosystems

Global Ecology

Filters

Exam 13: Prokaryotes and Viruses

The strict anaerobes residing in the digestive tracts of cattle are:

Which of the following statements about prokaryotic endospores is FALSE?

In contrast to other cellular components, the flagellum found in prokaryotic cells is identical in structure to that found in eukaryotic cells.

Stromatolites are layered chalk deposits produced by colonies of Trichodesmium.

Which of the following processes is NOT a type of lateral gene transfer in prokaryotes?

Biofilms consist of bacteria and archaea enclosed in a matrix of polysaccharides, proteins, and DNA.

A disease in which bacteria invade the vessels of the xylem and interfere with the movement of water and minerals is a:

Botany: an Introduction

The Molecular Composition of Plant Cells

The Plant Cell and the Cell Cycle

The Movement of Substances Into and Out of Cells

The Flow of Energy

Respiration

Photosynthesis, Light, and Life

Sexual Reproduction and Heredity

The Chemistry of Heredity and Gene Expression

Recombinant Dna Technology, Plant Biotechnology, and Genomics

The Process of Evolution

Systematics: the Science of Biological Diversity

Fungi

Protists: Algae and Heterotrophic Protists

Bryophytes

Seedless Vascular Plants

Gymnosperms

Introduction to the Angiosperms

Evolution of the Angiosperms

Plants and People

Early Development of the Plant Body

Cells and Tissues of the Plant Body

The Root: Structure and Development

The Shoot: Primary Structure and Development

Secondary Growth in Stems

Regulating Growth and Development: the Plant Hormones

External Factors and Plant Growth

Plant Nutrition and Soils

The Movement of Water and Solutes in Plants

The Dynamics of Communities and Ecosystems

Global Ecology

Filters