506780
Beschreibung
Quiz von gina_evans0312, aktualisiert more than 1 year ago
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Erstellt von gina_evans0312
vor mehr als 10 Jahre
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Frage 1
Frage
Which of the following media is most enriched?
Antworten
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Nutrient Agar
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Blood Agar
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Chocolate Agar
Frage 2
Frage
Only nutrient agar allows the growth of fastidious bacteria
Antworten
- True
- False
Frage 3
Frage
Name the two dyes used for gram staining
Antworten
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Crystal violet
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Conicheal
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Safranine
Frage 4
Frage
Iodine is used to darken the crystal violet
Antworten
- True
- False
Frage 5
Frage
The Gram -ve bacteria lose dye when exposed to decoloriser
Antworten
- True
- False
Frage 6
Frage
The peptidoglycan layer is sandwiched between two membranes- what bacteria am I describing?
Antworten
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Gram +ve
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Gram -ve
Frage 7
Frage
Why, when streaking, do you take samples from each previous streak and sterilise inbetween?
Antworten
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To reduce the no of bacteria on the loop each time- eventually you'll be spreading single bacteria, which grow to colonies
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I can't think of an answer that might fool you, so yeah, just leaving this...
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