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Microbiology > Chapter 11 > Flashcards

Chapter 11 Flashcards

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Biology 101 flashcards
1
Q

Enterics, a bacterial group found primarily in the intestines of humans?

A

facultatively anaerobic gram-negative rods

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2
Q

The characteristic most notable regarding the mycoplasmas is that they

A

lack cell walls

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3
Q

Staphylococcus and Streptococcus can usually be differentiated by microscope examination because of

A

cell arrangement

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4
Q

can be described as a non-motile aerobic gram negative rod

A

Bordetella

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5
Q

enteric

A

Klebsiella
Escherichia
Salmonella
Shigella

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6
Q

bacteria is gram-negative?

A

Treponema
Pseudomonas
Rickettsia
Salmonella
Bacteroides

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7
Q

bacteria is gram-positive

A

Streptococcus
Corynebacterium
Staphylococcus
Mycobacterium
Bacillus

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8
Q

Escherichia coli belongs to the

A

proteobacteria

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9
Q

Which one of the following bacteria does NOT belong with the others?
Select one:
Streptococcus
Escherichia
Staphylococcus
Bacillus
Lactobacillus

A

Escherichia

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10
Q

causative agent of Rocky Mountain spotted fever

A

It is transmitted by ticks.
It is in the genus Rickettsia.
It is an intracellular parasite.
It is gram-negative.

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11
Q

Borrelia, the causative agent of Lyme disease, is a spirochete similar to the causative agent of syphilis, Treponema. Both bacteria __________.

A

have axial filaments

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12
Q

Which of the following bacteria does NOT belong with the others?
Vibrio
Serratia
Klebsiella
Salmonella

A

Vibrio

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13
Q

Which group of bacteria is known for containing organisms that are predators on other bacteria?

A

deltaproteobacteria

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14
Q

Why are cyanobacteria classified as bacteria, rather than algae?

A

They are prokaryotic cells.

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15
Q

organisms produce endospores?

A

Bacillus species

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16
Q

Which organism is an obligate anaerobe?

A

Clostridium perfringens

17
Q

Pseudomonas

A

The bacteria can metabolize a wide variety of substrates.

18
Q

Enterics are __________.

A

gram-negative facultative anaerobes that are found in the intestines of animals

19
Q

Rickettsias are different from most other bacteria in that they __________.

A

are obligate intracellular parasites

20
Q

Some members of the genus Rhizobium are notable for their ability to __________.

A

form nodules in plant roots that allow nitrogen fixation

Microbiology (10 decks)

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