BIO 215 Exam 2 UPDATED Exam
Questions and CORRECT Answers
The production of antibiotics is a form of antagonism called - CORRECT ANSWER -
antibiosis
Viruses are unable to multiply outside of a host cell. - CORRECT ANSWER - true
FAD, NAD, and coenzyme A are all _____ carriers. - CORRECT ANSWER - hydrogen
and electron
An organism that cannot grow without oxygen is a(n) - CORRECT ANSWER - obligate
aerobe
Helical and icosahedral are terms used to describe the shapes of a virus - CORRECT
ANSWER - capsid
Exergonic reactions - CORRECT ANSWER - release energy
The use of energy by a cell to enclose a substance in its membrane by forming a vacuole and
engulfing it is called - CORRECT ANSWER - endocytosis
Viral spikes - CORRECT ANSWER - protrude from the envelope
Enzymes are - CORRECT ANSWER - proteins that function as catalysts
The property of organisms to integrate catabolic and anabolic pathways to improve cell
efficiency is called - CORRECT ANSWER - amphibolism
, Lysogeny refers to - CORRECT ANSWER - viral genome inserting into bacterial host
chromosome
The phase of the bacterial growth curve in which newly inoculated cells are adjusting to their
new environment, metabolizing but not growing, is the - CORRECT ANSWER - lag phase
An organism that can use gaseous oxygen in metabolism and has the enzymes to process toxic
oxygen products is a(n) - CORRECT ANSWER - aerobe
Host cells of viruses include - CORRECT ANSWER - humans and other animals.
plants and fungi.
bacteria.
protozoa and algae.
An apoenzyme is - CORRECT ANSWER - the protein part of a holoenzyme
The phase of the bacterial growth curve in which the rate of multiplication equals the rate of cell
death is the - CORRECT ANSWER - stationary phase
The development of antiviral drug therapy is difficult because - CORRECT ANSWER -
viruses are obligate intracellular parasites so the host cell can be harmed by the drug
The redox carriers of the electron transport chain that have a tightly bound metal atom
responsible for accepting and donating electrons are - CORRECT ANSWER -
cytochromes
The reactions of fermentation function to produce _____ molecules for use in glycolysis. -
CORRECT ANSWER - NAD+
Questions and CORRECT Answers
The production of antibiotics is a form of antagonism called - CORRECT ANSWER -
antibiosis
Viruses are unable to multiply outside of a host cell. - CORRECT ANSWER - true
FAD, NAD, and coenzyme A are all _____ carriers. - CORRECT ANSWER - hydrogen
and electron
An organism that cannot grow without oxygen is a(n) - CORRECT ANSWER - obligate
aerobe
Helical and icosahedral are terms used to describe the shapes of a virus - CORRECT
ANSWER - capsid
Exergonic reactions - CORRECT ANSWER - release energy
The use of energy by a cell to enclose a substance in its membrane by forming a vacuole and
engulfing it is called - CORRECT ANSWER - endocytosis
Viral spikes - CORRECT ANSWER - protrude from the envelope
Enzymes are - CORRECT ANSWER - proteins that function as catalysts
The property of organisms to integrate catabolic and anabolic pathways to improve cell
efficiency is called - CORRECT ANSWER - amphibolism
, Lysogeny refers to - CORRECT ANSWER - viral genome inserting into bacterial host
chromosome
The phase of the bacterial growth curve in which newly inoculated cells are adjusting to their
new environment, metabolizing but not growing, is the - CORRECT ANSWER - lag phase
An organism that can use gaseous oxygen in metabolism and has the enzymes to process toxic
oxygen products is a(n) - CORRECT ANSWER - aerobe
Host cells of viruses include - CORRECT ANSWER - humans and other animals.
plants and fungi.
bacteria.
protozoa and algae.
An apoenzyme is - CORRECT ANSWER - the protein part of a holoenzyme
The phase of the bacterial growth curve in which the rate of multiplication equals the rate of cell
death is the - CORRECT ANSWER - stationary phase
The development of antiviral drug therapy is difficult because - CORRECT ANSWER -
viruses are obligate intracellular parasites so the host cell can be harmed by the drug
The redox carriers of the electron transport chain that have a tightly bound metal atom
responsible for accepting and donating electrons are - CORRECT ANSWER -
cytochromes
The reactions of fermentation function to produce _____ molecules for use in glycolysis. -
CORRECT ANSWER - NAD+
