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Mirco biology > Microbes > Flashcards

Microbes Flashcards

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1
Q

ACELLULAR MICROBES

A

Do not grow
no organic metabolicism
no independent reproduction

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2
Q

Cellular microbes

A

have cells
prokaryotic
eukaryotic

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3
Q

Types of acellular microbes

A

Virus
Viroid
satellite
prion

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4
Q

types of cellular microbes

A

Bacteria
Archea
Fungi
Protist
Helminths

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5
Q

Virus

A

Infectious agent in protein coat
Rna or DNA (ss,ds)
Possible lipid envelope
can infect all types of organisms

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5
Q

Viriods

A

small single-stranded circular rna
replicate in nucleus or chloroplasts
no protein coat
infect plants only

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5
Q

Prions

A

Abnormally folded protein
Mammals only

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6
Q

Satellites

A

nucleic acids with protein coat
cannot replicate on own; depends on helper virus
nucleic acid codes for protein coat

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7
Q

prpc

A

Functional prion

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8
Q

prpsc

A

Abnormally folded prion
causes diseases

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9
Q

Bacteria

A

single celled
free-living
prokaryotic
peptidoglycan cell wall
Circular chromosome

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10
Q

three characteristics of bacterial membrane

A

Ester bond
Bilayer
Hopanoids

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11
Q

Gram postive

A

Thick PGL
Teichonic and lipoteichoic acids

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12
Q

Gram negative

A

Thin pgl
lipopolysaccharide-cell membrane

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13
Q

Mycobacteria

A

Thin PGL
Mycolic acid layer
gram insensitive
Lipid soluble dye

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14
Q

Mycoplasma

A

No cell wall
lipoprotein membrane
resistant to antibiotics

15
Q

Archaea

A

Similar to bacteria
prokaryote
have protein s layer
circular chromosome
no known pathogens
Survive in extreme enviroments

16
Q

Archaea cell membrane

A

Ether-bond
bi or monolayer

17
Q

Fungi

A

Eukaryotic
unicellular and multicellular
Chitin cell wall
Ester-linked fatty acids
Linear chromosome

18
Q

Ascomycota

A

Yeasts or molds
sexual ascospores
Saprophytes
Pathogens
symbiotic

19
Q

Basidiomycota

A

Fungi composed of hyphae
Basidiospores produced on club-like basidium
Upside umbrella fungi
Saprophytes and pathogens

20
Q

Protists

A

Unicellular eukaryotes with complex structure and metabolic activities
No cell wall-algae
Free-living/parasitic
Linear
some multinucleate

21
Q

Helminths

A

worm parasites
muticellular
animal
Linear

Mirco biology (8 decks)

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