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Microbiology > Classification and Characteristics of Bacteria > Flashcards

Classification and Characteristics of Bacteria Flashcards

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Biology 101 flashcards
1
Q

He laid down the basic rules for taxonomic categories of bacteria (Binomial System)

A

Carl Von Linne

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2
Q

Highest in the hierarchy of bacteria

A

Domain

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3
Q

Basic group of bacteria; collection of bacterial strains with common physiologic and genetic features

A

Species

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4
Q

Composed of similar spp

A

Genus

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5
Q

Composed of similar genera

A

Family

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6
Q

Composed of similar families

A

Order

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7
Q

Composed of similar orders

A

Class

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8
Q

Composed of similar classes

A

Division

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9
Q

Composed of similar divisions; similarities of DNA and RNA

A

Kingdom

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10
Q

Proper word for the name of the species

A

Epithet

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11
Q

Population of organisms that is differentiated from populations within a particular taxonomic category

A

Strain

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12
Q

Variant prokaryotic strains characterized by biochemical or physiological differences

A

Biovars

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13
Q

Strains with distinctive antigenic properties

A

Serovars

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14
Q

Variant prokaryotic strains which differ morphologically

A

Morphovars

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15
Q

Organisms that do not contain a true nucleus

A

Prokaryotes

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16
Q

Outermost structure of the bacterial cell

A

Cell Envelope

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17
Q

Also referred to as the Peptidoglycan or murein layer

A

Cell Wall

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18
Q

Cell wall composition of Gram (+) bacteria

A

Teichoic Acids

19
Q

Cell wall composition of gram (-) bacteria

A

LPS

20
Q

A strong hydrophobic structure that affects the permeability of the cell wall. Responsible for the Acid Fast cell wall

A

Hydroxymethoxy acid/Mycolic Acid

21
Q

Prokaryotes that lack cell wall contains

A

Sterols

22
Q

Site for the genes that code for antibiotic resistance

A

Plasmid

23
Q

Serve as bacteria’s energy source

A

Inclusion Bodies/Metachromatic Granules

24
Q

Babes-ernst bodies

A

C. diptheriae

25
Q

Much granules

A

M. tuberculosis

26
Q

Bipolar bodies

A

Y. pestis

27
Q

Means of survival of bacteria against harsh environmental condition

A

Endospores

28
Q

Process of spore formation

A

Sporogenesis

29
Q

End of spore’s dormant stage

A

Germination

30
Q

Terminal Spore

A

C. tetani

31
Q

Sub terminal spore

A

C. botulinum

32
Q

Central spore

A

B. anthracis

33
Q

Organized material attached firmly to the cell wall which resists phagocytosis

A

Capsule

34
Q

Unorganized material attached firmly to the cell wall which resists phagocytosis

A

Slime layer

35
Q

Organ of locomotion of bacteria

A

Flagellum

36
Q

Without flagellum

A

Atrichous

37
Q

Single flagellum on one end

A

Monotrichous

38
Q

Single flagellum on both ends

A

Amphitrichous

39
Q

Tuff/group of flagella on one or both ends

A

Lophotrichous

40
Q

Flagella spread over the whole surface

A

Peritrichous

41
Q

Bacteria with pili but is non-motile

A

N. gonorrheae

42
Q

Hairlike, proteinaceous structures that extend from cell membrane into the external environment which aids in the attachment of bacteria to surfaces

A

Pili

43
Q

Essential for genetic transfer or conjugation process

A

Sex pili

44
Q

Sulfur granules

A

Nocardia and Actinomycetes

Microbiology (9 decks)

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