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Molecules 2 People > Microbiology > Flashcards

Microbiology Flashcards

1
Q

E. Coli

A

Gram -
rod
singles, large clumps

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2
Q

Shigella sonnei

A

Gram -
rod
singles, pairs, chains

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3
Q

Klebsiella pneumoniae

A

Gram -
rod
singles, short chains

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4
Q

Haemophilus influenzae

A

Gram -

coccobacilli

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5
Q

Pseudomonas aeruginosa

A

Gram -

rod

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6
Q

Neisseria gonorrgoeae

A

Gram -
diplococci
pairs

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7
Q

Moraxella catarrhalis

A

Gram -

diplococci

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8
Q

Treponema pallidum

A

Gram -

spiral

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9
Q

Streptococcus pyogenes

A

Gram +

cocci

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10
Q

Streptococcus pneumoniae

A

Gram +

diplococci

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11
Q

Staphylococcus aureus

A

Gram +

cocci

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12
Q

Bacillus anthracis

A

Gram +

rod

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13
Q

Clostridium tetani

A

Gram +

rod

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14
Q

Corynebacterium diphtheria

A

Gram +
rod
palisade

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15
Q

Gram Stain Procedure

A

Crystal Violet binds to cell walls
Iodine fixes CV
Decolorizer (Alcohol) removes CV from Gram - only
Counterstain (safranin) to color gram -

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16
Q

Gram Positive components

A

Lots of peptidoglycan,

Teichoic and Lipoteichoic acids form cell wall above cell membrane

17
Q

Gram negative components

A

LPS (pathogenic lipopolysaccharides), Outer memb, periplasma w small peptidoglycan, and inner membrane

18
Q

Blood Agar

A

heated sheeps blood, non selective but can be differential (types of hemolysis)

19
Q

PEA Agar

A

Gram + selective

20
Q

MacConkey Agar

A

Gram - selective

21
Q

Staph Aureus on MSA plate

A

Aureus (gold) ferments mannitol of MSA and turns yellow

22
Q

Serratia marcescens

A

At low temps, will grow RED

23
Q

Staphylococcus aureus

A

Golden growth

24
Q

Prok vs Euk cell (replication, components)

A

Prok- 50S and 30S has cell wall, no membrane bound organelles, single supercoiled chromosome, resp happens through membrane, asexual binary fission
Euk-60S and 40S, organelles, nucleus linear diploid chromosomes,

Molecules 2 People (6 decks)

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