baktérie Flashcards

1
Q

bakterie

A

prokaryoticke organizmy;
velkost v mikrometroch

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2
Q

tvar bakterialnych buniek

A

gulovity - koky, diplokoky
tycinkovity - bacil
spirily a spirochety - spiralovity tavr
vláknity tvar - aktinomycety
vibria - tvar zahnutej txcinky

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3
Q

fyziologia - aky uhlik vie vyuzit

A

autotrofne - priamo CO2 a organicke latky si vyrabaju pomocou bakteriochlorofylu;
heterotrofne - zdrojom uhlika su organicke latky
saprofyticke - rozkladaju odumrete tela
parazitické - chlamýdie
symbioticke - v crevach

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4
Q

fyziologia - pdkial prijimaju energiu

A

fototrofne - vyroba energie pomocu svetla a bakteriochlorofylu
chemotrfne - chemicke deje

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5
Q

fyziologicke - potrebuju kyslik

A

aerobne - potrebuju
anaerobne - dokazu zit bez neho (posobi na ne ako jed)
fakultativne anaerobne - prisposobiia sa

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6
Q

fyziologia - zdroj dusika

A

nitrogenne - putaju vzdusny dusik do anorganickych zlucenin dusicnanu
denitrifikacne - rozkladaju dusicnany na molekulovy dusik

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7
Q

rozmnozovanie bakterii

A

priecne delenie - jednoducha amitoza
pucanie
rozpad
vytvorenie sporov - vytvoria pevny obal

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8
Q

vyznam bakterii

A
  • pozitivny
    rozkladaju rozne latky (cisticky odpadovych vod)
    biotegnologia (mliekaransky priemysel, vino)
    farmacia
  • negativny
    ochorenia
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