KOLOKVIJ Flashcards

1
Q

Rast mikroorganizmov

A

povečanje št mikrobnih celic

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2
Q

Generacijski čas

A

med celično delitvijo nastane ta 2, masa se poveča

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3
Q

adaptivna/lag faza

A

ni delitve, celice se adaptirajo na okolje, sinteza encimov, odvisno od okolja

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4
Q

eksponentna faza

A

delitev s konstantno hitrostjo, opazujemo vpliv dejavnikov (temp), preočujemo encime

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5
Q

stacionarna faza

A

ne povečuje št, porabijo hranila, povečuje št stranskih produktov, sinteza sekundarnih (tosksini, antibiotiki), deli = umre, sporulacija

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6
Q

faza odmiranja

A

počasnejša od eksponentne, liza celic

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7
Q

psihrofil

A

nizke, 16 in manj

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8
Q

mezofil

A

28 do 38

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9
Q

termofil

A

60

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10
Q

ekstremno termofil

A

80 in več

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11
Q

obligatni aerobi

A

rabi kisik

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12
Q

mikroaerofili

A

nižja konc

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13
Q

fakultativni anaerobi

A

kisik ali brez, boljše skupaj

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14
Q

aerotolerantni

A

tolerirajo, ne rabijo

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15
Q

obligatorni anaerobni

A

ne smejo kisika, striktrno fermenitra

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16
Q

metode za določanje št

A

direktne,indirektne,fizikalne, kemijske

17
Q

aseptično delo

A

sterilni vzorci, meaterial, ni odnašanja

18
Q

sterilizacija

A

uniči vse mikroorganizme, spore

19
Q

dezinfekcija

A

zmanjša št

20
Q

oblike gojišč

A

tekoče, trdno, poltrdno

21
Q

sestava gojišč

A

naravana, umetna - kemijska, kompleksna

22
Q

vrste gojišč

A

osnovna, obogatena, diferencialna, selektivna, bogatitvena

23
Q

mikrobna kultura

A

na gojišču, lahko mešana ali čista

24
Q

čista kultura

A

samo 1

25
Q
A