The analysis of microbial strains as evidence in criminal investigation is known as:

The analysis of microbial strains as evidence in criminal investigation is known as:

a. forensic microbiology
b. recombinant DNA
c. comparative genomics
d. classification
e. gene regulation


Answer: forensic microbiology

The study of and cause of disease in humans, animals, and plants is called

The study of and cause of disease in humans, animals, and plants is called

a. microbiology
b. phylogeny
c. genomics
d. epidemiology
e. forensics


Answer: epidemiology

Taq polymerase formed the basis of a multibillion-dollar industry of

Taq polymerase formed the basis of a multibillion-dollar industry of

a. comparative genomics
b. recombinant DNA
c. X-ray diffraction
d. DNA amplification
e. DNA sequencing


Answer: DNA amplification

Which scientist first discovered the process of transformation?

Which scientist first discovered the process of transformation?

a. Francis Crick
b. Robert Koch
c. Edward Jenner
d. Louis Pasteur
e. Frederick Griffith



Answer: Frederick Griffith

What type of analysis was used to discover the overall structure of the DNA double helix?

What type of analysis was used to discover the overall structure of the DNA double helix?

a. microscopy
b. X-ray diffraction
c. Polymerase chain reaction
d. DNA sequencing
e. recombinant DNA


Answer: x-ray diffraction

The Asilomar Conference was held to regulate and restrict the field of

The Asilomar Conference was held to regulate and restrict the field of

a. recombinant DNA
b. comparative genomics
c. DNA sequencing
d. DNA amplification
e. forensic microbiology


Answer: recombinant DNA

The X-ray diffraction studies by which of the following scientists concluded that DNA was a double helix?

The X-ray diffraction studies by which of the following scientists concluded that DNA was a double helix?

a. James Watson
b. Rosalind Franklin
c. Francis Crick
d. Maurice Wilkins
e. Kary Mullis


Answer: Rosalind Franklin

What is used to focus the beam of electrons in an electron microscope?

What is used to focus the beam of electrons in an electron microscope?

a. electromagnets
b. condenser lens
c. light rays
d. X-ray diffraction
e. glass


Answer: electromagnets

How are microbes classified today?

How are microbes classified today?

a. comparative genomics
b. microscopy
c. X-ray diffraction
d. DNA sequencing
e. rRNA sequencing


Answer: rRNA sequencing

Carl Woese's discovery replaced the classification scheme of five kingdoms with the scheme of three

Carl Woese's discovery replaced the classification scheme of five kingdoms with the scheme of three

a. phyla
b. domains
c. classes
d. orders
e. genera


Answer: domains

In the thee-domain model, the bacterial ancestor of chloroplasts derives from ancient

In the thee-domain model, the bacterial ancestor of chloroplasts derives from ancient

a. fungi
b. cyanobacteria
c. proteobacteria
d. archaea
e. protists


Answer: cyanobacteria

Which of the following organelles are thought to be prokaryotic origins?

Which of the following organelles are thought to be prokaryotic origins?

a. chloroplasts
b. mitochondria
c. nucleus
d. chloroplast and mitochondria
e. chloroplast and nucleus


Answer: chloroplasts

The three-domain model, the bacterial ancestor of mitochondria derives from ancient

The three-domain model, the bacterial ancestor of mitochondria derives from ancient

a. fungi
b. cyanobacteria
c. proteobacteria
d. archaea
e. protists


Answer: proteobacteria

The genetic expression machinery of arches is most similar to

The genetic expression machinery of arches is most similar to

a. monera
b. prokaryotes
c. bacteria
d. eukaryotes
e. mitochondria


Answer: eukaryotes

Which group of microorganisms include many that grow in extreme environments?

Which group of microorganisms include many that grow in extreme environments?

a. algae
b. bacteria
c. protists
d. archaea
e. fungi


Answer: archea

Organisms which live symbiotically led inside a larger organism are known as

Organisms which live symbiotically led inside a larger organism are known as

a. organelles
b. cyanobacteria
c. mitochondria
d. endosymbionts
e. chloroplasts


Answer: endosymbionts

How did Sergei Winogradsky grow lithographs?

How did Sergei Winogradsky grow lithographs?

a. enrichment culture
b. aseptic technique
c. pure culture
d. endosymbiosis
e. chain of infection


Answer: enrichment culture

Which type of compounds have a sting tendency to accept electrons?

Which type of compounds have a sting tendency to accept electrons?

a. oxidized
b. reduced
c. neutral
d. protons
e. neutrons


Answer: reduced

Early metabolism may have been catalyzed by

Early metabolism may have been catalyzed by

a. DNA
b. RNA
c. protein
d. amino acids
e. carbohydrates


Answer: RNA

Which microbes may resemble those of the earliest life forms?

Which microbes may resemble those of the earliest life forms?

a. archaea
b. photosynthetic microbes
c. viruses
d. cyanobacteria
e. protists


Answer: archaea