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Micro BIO > Micro lecture 21 > Flashcards

Micro lecture 21 Flashcards

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Biology 101 flashcards
1
Q

what are alphaproteobacteria?

A

nitrogenfixing agrobacterium, marine

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2
Q

Grows in erythrocytes,marcrophages, vascular endothelial cells

A

Rickettsias

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3
Q

live in blood sucking arthopodsvectors or primary hosts?

A

Rickettsias

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4
Q

what proteo bacter descended from free living, aerobic bacterium?

A

Rickettsias

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5
Q

Possess bacteriochlorophylls a or b

A

Purple nonsulfur bacteria

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6
Q

have the ability to perform anoxygenic photosynthesis

A

Purple nonsulfur bacteria

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7
Q

what occurs to purple nonsulfur bacteria in the absence of light?

A

they grow aerobically as chemoorganotrophs

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8
Q

can produce cellualar cysts in response to nutrient limitation

A

Purple nonsulfer bacteria

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9
Q

Resistant to desiccation and have thick outer coat and store polybhydroxybutyrate

A

purple nonsulfur bacteria cysts

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10
Q

what alphaproteobacteria contain protheca?

A

Caulobacterales

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11
Q

what are prostheca?

A

extensions of cell with PM and CW that is narrower thn mature cell

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12
Q

In the genus Caulobacter, asymmetric transverse fission produces a flagellated_______ cell that swims off but eventually settles, ejects its flagella, and forms a _____that adheres to surfaces.

A

swarmer stalk

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13
Q

grows symbiotically as nitrogen fixing bacteroids within legume roots nodules

A

Rhizobiales

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14
Q

pleomorphic under adverse conditions

A

Rhizobiales

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15
Q

causes crown gall disease by means of tumor inducing plasmid

A

A.tumefaciens

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16
Q

genus agrobacterium are blank pathogens

A

plant pathogens

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17
Q

an undulant fever that is a zoonotic disease is cause by what proteobacteria ?

A

Brucellosis

18
Q

growth that is uspportd by assimilation of C1 compunds

A

methanoptrophs

19
Q

use methane as carbon and energy source

A

methylocystis

20
Q

in nitrification ammonium or nitrate are electron donors true or false?

A

true

21
Q

Complete ammonia oxidation

A

Comammox

22
Q

they are simialr to a-proteobacteria but use decomposed organic matter in anoxic enviroments

A

Burkholderiales

23
Q

what bacteria produces gonorrehea and meningitis

A

Genus neiserria

24
Q

Profile of neisseria

A

non motile, aerobic and gram negative cocci

25
Q

What proteobacteria can have capsules and pili with occur in pairs with adjacent sides

A

nesseria

26
Q

Sheaths are ?

A

hollow tubelike structures surronding chain cells found in Burkholdericeae

27
Q

causes whopping cough

A

Bordetella pertusiss

28
Q

What bacteria have the ability to oxidize ammonia to nitirite via enzymes AMO and HAO

A

Nitrosomonadaceace

29
Q

Autotrophic metabolism

A

fixes CO2 in calvin benson cycle

30
Q

Thiobacillaceae

A

lack photosynthetic pigments
chemolithotrophs that oxidize sulfur compounds
motile/non
unicellular

31
Q

are purple sulfur bacteria strict anaerobes ?

A

yes

32
Q

can be found in anoxic sulfide rich zones in lakes

A

purple sulfur bacteria

33
Q

Purple sulfur bacteria are photolithotrophs that use H2S as an electron donor and deposit . T o F

A

true

34
Q

what is the intracellular pathogen of protozoa?

A

Legionella

35
Q

what can be transmitted through aerosolized water droplets

A

legionella

36
Q

within the host cell legionella bacteria are unbound . T o F

A

false they are contianed in a vacuole

37
Q

what triggers SCV to be metabolically active?

A

low PH

38
Q

Acinetobacter profile

A

obligate anerobic
nonmotile
coccobacilli

39
Q

what has an outer leaflet if lipooligosaccharides, lacks antigen O and contirbutes to resistances

A

Acintobacter

40
Q

luminescent bacteria

A

vibrionaceae

41
Q

caues cholera

A

vibrio cholerae

42
Q

Bacteria group that can be mix acid fermenters or butandiol fermenters

A

Enterbacteriaceae

Micro BIO (13 decks)

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