BIOL 2260 - Exam 2 (Study Guide) UPDATED ACTUAL
Questions and CORRECT Answers
An organism that grows only at the bottom of a obligate anaerobe
thioglycollate broth tube is called an ________________ _.
A cell that uses an inorganic carbon source and obtains photoautotroph
energy from light is a ___________ _.
The process by which microbes detect the presence and quorum sensing
density of other microbes is called _______________ _.
Biofilms play a pivotal role in ________ _-associated healthcare
(nosocomial) infections in healthcare settings.
__________ is the preservation method that enables long- lyophilization
term storage of bacteria by freeze-drying.
An organism that grows best at moderate temperatures is mesophile
called a__________.
The _______ phase of bacterial growth is where cells are log (or exponential)
actively dividing and population doubles at a constant
rate.
In the ________ phase of bacterial growth, the rate of stationary
cell division equals the rate of cell death.
The bacterial chromosome is typically _________ and circular; nucleoid
located in the _________.
Each nucleotide in DNA is composed of a phosphate deoxyribose
group, a _______ sugar, and a nitrogenous base.
An Okazaki fragment consists of a short RNA _____________ primer; 5' to 3'
followed by DNA nucleotides synthesized in the __ to __
direction.
DNA polymerization requires energy from the hydrolysis nucleotide triphosphates (dATP, dGTP, dCTP, dTTP)
of ________________ , which are removed from the joining
nucleotides.
If cytosine makes up 38% of the bases in a DNA guanine
molecule, _______ would make up approximately the
same percentage.
Questions and CORRECT Answers
An organism that grows only at the bottom of a obligate anaerobe
thioglycollate broth tube is called an ________________ _.
A cell that uses an inorganic carbon source and obtains photoautotroph
energy from light is a ___________ _.
The process by which microbes detect the presence and quorum sensing
density of other microbes is called _______________ _.
Biofilms play a pivotal role in ________ _-associated healthcare
(nosocomial) infections in healthcare settings.
__________ is the preservation method that enables long- lyophilization
term storage of bacteria by freeze-drying.
An organism that grows best at moderate temperatures is mesophile
called a__________.
The _______ phase of bacterial growth is where cells are log (or exponential)
actively dividing and population doubles at a constant
rate.
In the ________ phase of bacterial growth, the rate of stationary
cell division equals the rate of cell death.
The bacterial chromosome is typically _________ and circular; nucleoid
located in the _________.
Each nucleotide in DNA is composed of a phosphate deoxyribose
group, a _______ sugar, and a nitrogenous base.
An Okazaki fragment consists of a short RNA _____________ primer; 5' to 3'
followed by DNA nucleotides synthesized in the __ to __
direction.
DNA polymerization requires energy from the hydrolysis nucleotide triphosphates (dATP, dGTP, dCTP, dTTP)
of ________________ , which are removed from the joining
nucleotides.
If cytosine makes up 38% of the bases in a DNA guanine
molecule, _______ would make up approximately the
same percentage.
