100 notecards = 25 pages (4 cards per page)
Which of the following regarding antimicrobial control agents is
Which of the following results in lethal damage to nucleic
An agent used to reduce the number of bacteria on a toilet would most
accurately be called aNo
Which of the following is the best method to sterilize heat-labile
Which of the following chemical agents is used for
Any process that destroys the non-spore forming contaminants on
inanimate objects is sterilization.
Which of the following treatments is the most effective for
controlling microbial growth?
Which of the following pairs of terms is mismatched?
Which of the following disinfectants acts by disrupting the plasma
If you were preparing nutrient agar at home and did not have an
autoclave, what could you use to sterilize the nutrient
Disinfection of water is achieved by all of the following
The thermal death time is the time needed to kill all the bacteria in
a particular culture at a certain temperature.
The preservation of beef jerky from microbial growth relies on which
method of microbial control?
Which of the following regarding antimicrobial control agents is
Which of the following pairs is mismatched?
Which of the following could be used to sterilize plastic Petri
plates in a plastic wrapper?
Application of heat to living cells can result in all of the
Moist heat destroys organisms by denaturing proteins.
Pseudomonas has been found growing in quaternary ammonium compounds
Which of the following is a limitation of the autoclave?
PCR can be used to identify an unknown bacterium because
Which of the following is NOT a product of transcription?
An enzyme that makes covalent bonds between nucleotide sequences in
Synthesis of a repressible enzyme is stopped by the
Cell-to-cell contact is required for transduction to
In the Ames test, any colonies that form on the control should be the
result of spontaneous mutations.
An enzyme that copies DNA to make a molecule of RNA is
Which of the following is an advantage of using E. coli to make a
human gene product?
n the Southern blot technique, which of the following is NOT
Protein synthesis in eukaryotes is similar to the process in
prokaryotes in that both eukaryotes and prokaryotes
The disadvantage of genomic libraries over cDNA libraries is that
genomic libraries contain gene introns.
Assume the two E.coli strains shown below are allowed to conjugate.
Hfr: pro+, arg+, his+, lys+, met+, ampicillin-sensitive
What supplements would you add to glucose minimal salts agar to
select for a recombinant cell that is lys+, arg+,
A gene is best defined as
In recombinant DNA technology, a vector is a self-replicating segment
of DNA, such as a plasmid or viral genome.
The random shotgun method is used in
An enzyme produced in response to the presence of a substrate is
Recombination will always alter a cell's genotype.
The initial effect of ionizing radiation on a cell is that it
The miRNAs in a cell inhibit protein synthesis by forming
complementary bonds with rRNA.
The restriction enzyme EcoRI recognizes the sequence G↓AATTC. Which
of the following is TRUE of DNA after it is treated with
Transposition results in the formation of base substitution mutations
in a cell's DNA.
Which of the following is NOT an agricultural product made by DNA
Which of the following places the steps in the PCR procedure in the
The following steps must be performed to make a bacterium produce human protein X.
Which of the following places the steps in the correct
Which of the following statements about bacteriocins is
The Human Genome Project, which was completed in 2003, was focused
The following are steps used to make DNA fingerprints. What is the
Some organisms may contain multiple genomes.
Which of the following are used to silence specific genes and hold
promise for treating cancer or viral diseases, such as hepatitis
The Pap test for cervical cancer involves microscopic examination of
cervical cells for cancerous cells. A new, rapid diagnostic test to
detect human papilloma virus (HPV) DNA before cancer develops is done
without microscopic exam. The steps involved in this FastHPV test are
listed below. What is the second step?
The reaction catalyzed by reverse transcriptase is
Pieces of DNA stored in yeast cells are called a
Both base substitution and frameshift mutations can result in the
formation of premature stop codons.
A source of heat-stable DNA polymerase is
Transformation is the transfer of DNA from a donor to a recipient
If you have inserted a gene in the Ti plasmid, the next step in
genetic engineering is
Genetic change in bacteria can be brought about by
DNA is constructed of
Restriction enzymes are
The use of an antibiotic-resistance gene on a plasmid used in genetic
At this point in time, scientists believe the vast majority of the
domain Bacteria have been discovered.
The highest level in the taxonomic hierarchy is
Which of the following criteria is most useful in determining whether
two organisms are related?
The cell membranes of all three domains are composed of straight
carbon chains attached to
One of the most popular taxonomic tools is DNA fingerprinting to
develop profiles of organisms. These profiles provide direct
Into which group would you place a multicellular heterotroph with
chitin cell walls?
Once a culture is purified, the next step in the process of
identifying bacteria is biochemical testing.
Which of the following best defines a strain?
Protists are a diverse group of organisms that are similar
Into which group would you place a unicellular organism that has 70S
ribosomes and a peptidoglycan cell wall?
Nucleic acid hybridization is based on the fact that
Biochemical tests are used to determine
Into which group would you place a multicellular organism that has a
mouth and lives inside the human liver?
Which of the following statements is a reason for NOT classifying
viruses in one of three
A genus can best be defined as
A bacterial species differs from a species of eukaryotic organisms in
that a bacterial species
Which of the following characterizes the Domain Bacteria?
A clone is
Pure cultures of the same species are not always identical in all
You discovered a unicellular organism that lacks a nucleus and
peptidoglycan. You suspect the organism is in the group
Which of the following pairs is NOT correctly matched?
Photosynthetic organisms always produce oxygen gas as a metabolic
Which of the following is NOT a characteristic inherent of the
non-endospore-forming gram-positive rods?
Which of the following is NOT a characteristic of
Mycoplasmas differ from other bacteria in that they
Requirements for X and V factors are used to identify
The Gram stain is not suitable for identifying members of the
Which of the following is the best reason to classify Streptococcus
in the Lactobacillales?
Which of the following lacks a cell wall?
Which one of the following does NOT belong with the
Which of the following bacteria are responsible for more infections
and more different kinds of infections?
Which of the following is NOT an enteric?
You have isolated a gram-positive rod. What should you do
You have isolated an aerobic gram-positive, endospore-forming
bacterium that grows well on nutrient agar. To which of the following
groups does it most likely belong?
Which of the following form conidiospores?
Burkholderia was reclassified from the gammaproteobacteria to the
Which one of the following bacteria does NOT belong with the
Which of the following bacteria does NOT belong with the
The human body is typically free of archaeal species.
Which of the following bacteria is gram-negative?