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MCB4271 Final EXAM Questions and Answers
(Verified Answers) (Latest Update 2025) UPDATE!!
Antibiotic resistance occurs naturally, but the _____ of drugs in humans and
animals is accelerating the process. - (ANSWER)underuse, use, and overuse
On average, how long does it take for the development of clinical resistance to an
antibiotic? - (ANSWER)8 years
Factors contributing to AMR in healthcare include (choose the best answer) -
(ANSWER)lack of antibiotics, poor sanitation, inadequate infection controls
The use of antibiotics in farm animals has been ______ in 1951. -
(ANSWER)approced
What are the reasons that make it difficult to eliminate antibiotics from their use
in farm animals? - (ANSWER)loss of profit to animal farming companies, loss of
profit to pharmaceutical companies, easy access to antibiotics
Major host reservoirs that are exposed to antibiotic selective pressure include the
following: - (ANSWER)Food animals, pets, and humans
What is the problem associated with the Citrus Greening Disease? -
(ANSWER)Massive application of clinically-important antibiotics on citrus crops
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Johnny developed a MRSA infections when he got injured during his baseball
practice. Johnny got a _____ acquired infection. - (ANSWER)community
According to the WHO, antimicrobial resistance is one of the biggest threats to
global health and food security today. - (ANSWER)True
Check all the reasons why antibiotics are used in food animals: -
(ANSWER)Growth promotion (although banned in 2017), infection control
All strains of mold produce penicillin. True/False - (ANSWER)False
The structure of beta-lactam antibiotics resemble: - (ANSWER)a house
beta-lactam antibiotics are characterized by: - (ANSWER)a 4-member ring
containing a nitrogen
penicillinases are - (ANSWER)enzymes that deactivate penicillin
The structure below is D-ala-Dala dipeptide. What is its function? -
(ANSWER)peptidoglycan terminus
clavams are very potent antibiotics - (ANSWER)false
MCB4271 Final EXAM Questions and Answers
(Verified Answers) (Latest Update 2025) UPDATE!!
Antibiotic resistance occurs naturally, but the _____ of drugs in humans and
animals is accelerating the process. - (ANSWER)underuse, use, and overuse
On average, how long does it take for the development of clinical resistance to an
antibiotic? - (ANSWER)8 years
Factors contributing to AMR in healthcare include (choose the best answer) -
(ANSWER)lack of antibiotics, poor sanitation, inadequate infection controls
The use of antibiotics in farm animals has been ______ in 1951. -
(ANSWER)approced
What are the reasons that make it difficult to eliminate antibiotics from their use
in farm animals? - (ANSWER)loss of profit to animal farming companies, loss of
profit to pharmaceutical companies, easy access to antibiotics
Major host reservoirs that are exposed to antibiotic selective pressure include the
following: - (ANSWER)Food animals, pets, and humans
What is the problem associated with the Citrus Greening Disease? -
(ANSWER)Massive application of clinically-important antibiotics on citrus crops
, 2|Page
Johnny developed a MRSA infections when he got injured during his baseball
practice. Johnny got a _____ acquired infection. - (ANSWER)community
According to the WHO, antimicrobial resistance is one of the biggest threats to
global health and food security today. - (ANSWER)True
Check all the reasons why antibiotics are used in food animals: -
(ANSWER)Growth promotion (although banned in 2017), infection control
All strains of mold produce penicillin. True/False - (ANSWER)False
The structure of beta-lactam antibiotics resemble: - (ANSWER)a house
beta-lactam antibiotics are characterized by: - (ANSWER)a 4-member ring
containing a nitrogen
penicillinases are - (ANSWER)enzymes that deactivate penicillin
The structure below is D-ala-Dala dipeptide. What is its function? -
(ANSWER)peptidoglycan terminus
clavams are very potent antibiotics - (ANSWER)false
