BIO 250 Microbiology Quiz 6 (TOP SCORE) Highly RATED paper | Download To Score An A

Microbiology Quiz 6

Question1
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Bacteriophages sprayed on cold-cuts are effective against
Select one:
a. Mycobacterium
b. S. aureus

c. Listeria
d. Clostridium
e. Coliform
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The correct answer is: Listeria

Question2
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Restriction endonucleases recognize and clip at DNA base sequences called
Select one:
a. Codons

b. Palindromes
c. Introns
d. Exons
e. Genes
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The correct answer is: Palindromes

Question3

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Analysis of a water sample by a series of presumptive, confirmatory and completed tests
that help establish an estimate of coliform numbers in the water is called
Select one:
a. Membrane filter method

b. Most probable number (MPN) procedure
c. Standard plate count
d. Coliform determination test
e. None of the choices are correct
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The correct answer is: Most probable number (MPN) procedure

Question4
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Which of the following can carry out denitrification to completion?
Select one:
a. Rhizobium
b. Nitrobacter

c. Pseudomonas
d. Nostoc
e. Azotobacter
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The correct answer is: Pseudomonas

Question5
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