Bacteria morphology and physiology Flashcards

1
Q

Prions

A

Proteinaceous infectious particles

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2
Q

Virus - characteristics

A

1 nucleic acid: DNA/RNA
Proteins
Capsule (+/-)
Obligate intracellular parasite

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3
Q

Procaryota - typical bacteria

A
Cell wall: peptidoglycan
DNA
RNA
Growth on artificial media
EXTRAcellular parasites mainly
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4
Q

Eucaryota

A

Fungi

Protozoans

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5
Q

Gram staining (+)

A

Fixation: transparent

  1. Crystal violet: violet
  2. Iodine: purple
  3. Decolorization w. alcohol: purple
  4. Fuchsin: purple
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6
Q

Gram staining (-)

A

Fixation: transparent

  1. Crystal violet: violet
  2. Iodine: purple
  3. Decolorization w. alcohol: transparent
  4. Fuchsin: purple
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