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Microbiology > new info PPQ > Flashcards

new info PPQ Flashcards

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Biology 101 flashcards
1
Q

what is the Koji process

A

solid state fermentation

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2
Q

gram -ve bacteria have a

A

outer membrane

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3
Q

difference between transformation and transduction

A

in transformation the recent bacteria takes up extracellular donor DNA whereas in transduction donor DNA is packaged in a bacteriophage and injected into recipient bacteria

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4
Q

Opisthokonts

A

include animals and fungi and have a single posterior fungi

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5
Q

oomycetes are not fungi due to the fact

A

their cell walls are composed of cellulose

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6
Q

B. subtilis

A

no cell wall constriction

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7
Q

Caulobacter

A

no septum

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8
Q

segregation of genome is facilitated by the proteins

A

MinC, D and E

MinE pushes C and D to the poles and acts as a signal for FtsZ

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9
Q

MreB

A

essential in cell morphology - bacterial cytoskeleton

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10
Q

coccoid cells do not have

A

MreB

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11
Q

penicillin

A

Penicillium chrysogenum

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12
Q

Streptomycin

A

Streptomycin griseus

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13
Q

Quinolones

A

bind to A unit in DNA gyrate (A2B2)

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14
Q

how is resistance mediated against quinolones

A

decreased binding

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15
Q

tetracycline

A

Streptomycin rimosus

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16
Q

Vancomycin

A

inhibits cell wall biosynthesis

-poor bioavailability

17
Q

example of what vancomycin works against

A

C.difficile

18
Q

ascomycetes

A
  • largest phylum of fungi
  • filamentous and yeast
  • have members with no sexual cycle
19
Q

which type of fungi have members with no sexual cycle

A

ascomycota

20
Q

chloroamphenicol which is deactivated by acetylation is used in the treatment of

A

meningitis, plague, cholera, typhoid fever

21
Q

APH gene

A

encodes a protein that confers resistance to kanamycin

22
Q

endospore formation involves

A

production of dipilonic acid with calcium involved

23
Q

fungi and eukarya do not have

A

peptidoglycan in their cell wall

24
Q

apicoplast

A

fatty acid and harm synthesis e.g. in plasmodium

25
Q

lysine synthesis invlves

A

alpha-aminoadiopic acid cycle

26
Q

oldest kingdom

A

plantae- has remained relatively unchanged

27
Q

reclinomonas

A

first jakobid to have mitochondrial genome sequences- 97 genes and 62 code for proteins

28
Q

jakobids

A

Jakobids are an order of eukaryotes in the supergroup of Excavates.

29
Q

fosmidomycin is an

A

antibiotic

30
Q

what does fosmidomycin target

A

isoprenoid biosynthesis

31
Q

lambda viruses live a

A

temperate lifestyle

32
Q

lysogenic

A

integration of prophage into chromosome- then lytic cycle can occur

33
Q

N and Q are anti terminator which allow

A

polymerase to transcribe all of the circular viral DNA: tail, head and finer proteins

34
Q

the bikont-unikont division is used

A

root the eukaryotes

Microbiology (25 decks)

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