MICROBIOLOGY UTA 2460 - EXAM 3 QUESTIONS AND
CORRECT DETAILED ANSWERS (VERIFIED ANSWERS)
ALREADY GRADED A+
Aerobic respiration is an example of... Ans✓✓✓chemoheterotrophy
Bacteria living in a freshwater stream that are moved to salty seawater
would... Ans✓✓✓become dehydrated due to the loss of water
The antiparallel arrangement within DNA molecules refers to...
Ans✓✓✓one helix that runs from the 5' to 3' direction and the other
strand runs from the 3' to 5' direction
When microbes are in a close nutritional relationship, and one benefits
but the other is not harmed, it is called... Ans✓✓✓commensalism
The method of removing vegetative microbial life forms and debris is to
reduce contamination to safe levels is termed... Ans✓✓✓sanitation
Base pairs in DNA are held together by __ bonds... Ans✓✓✓hydrogen
All of the following pertain to transcription except... Ans✓✓✓occurs on
a ribosome in the cytoplasm
Place the following forms of radiation in order from the most penetrating
to the least penetrating... Ans✓✓✓gamma, X-rays, cathode
, The movement of substances from lower to higher concentration across
a semipermeable membrane that must have a specific protein carrier and
cell expenditure of energy is called... Ans✓✓✓active transport
Each of the following is a target of antimicrobial agents except...
Ans✓✓✓cytoplasm
Who discovered transposons... Ans✓✓✓Barbara McClintock
A drug exhibiting which therapeutic index value would be the safest,
most effective to use on a patient... Ans✓✓✓20
Which of the following microorganisms would find hypotonic
conditions most detrimental... Ans✓✓✓protozoa
The shortest time required to kill all the microbes in a sample at a
specified temperature is called the... Ans✓✓✓thermal death time (TDT)
All __ consist of a thiazolidine ring, a beta-lactam ring, and an R
group... Ans✓✓✓penicillins
The development of virulent, toxin-producing bacterial strains due to the
presence of a temperate phage can occur through the process of...
Ans✓✓✓specialized transduction
CORRECT DETAILED ANSWERS (VERIFIED ANSWERS)
ALREADY GRADED A+
Aerobic respiration is an example of... Ans✓✓✓chemoheterotrophy
Bacteria living in a freshwater stream that are moved to salty seawater
would... Ans✓✓✓become dehydrated due to the loss of water
The antiparallel arrangement within DNA molecules refers to...
Ans✓✓✓one helix that runs from the 5' to 3' direction and the other
strand runs from the 3' to 5' direction
When microbes are in a close nutritional relationship, and one benefits
but the other is not harmed, it is called... Ans✓✓✓commensalism
The method of removing vegetative microbial life forms and debris is to
reduce contamination to safe levels is termed... Ans✓✓✓sanitation
Base pairs in DNA are held together by __ bonds... Ans✓✓✓hydrogen
All of the following pertain to transcription except... Ans✓✓✓occurs on
a ribosome in the cytoplasm
Place the following forms of radiation in order from the most penetrating
to the least penetrating... Ans✓✓✓gamma, X-rays, cathode
, The movement of substances from lower to higher concentration across
a semipermeable membrane that must have a specific protein carrier and
cell expenditure of energy is called... Ans✓✓✓active transport
Each of the following is a target of antimicrobial agents except...
Ans✓✓✓cytoplasm
Who discovered transposons... Ans✓✓✓Barbara McClintock
A drug exhibiting which therapeutic index value would be the safest,
most effective to use on a patient... Ans✓✓✓20
Which of the following microorganisms would find hypotonic
conditions most detrimental... Ans✓✓✓protozoa
The shortest time required to kill all the microbes in a sample at a
specified temperature is called the... Ans✓✓✓thermal death time (TDT)
All __ consist of a thiazolidine ring, a beta-lactam ring, and an R
group... Ans✓✓✓penicillins
The development of virulent, toxin-producing bacterial strains due to the
presence of a temperate phage can occur through the process of...
Ans✓✓✓specialized transduction
