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15 cards from this deck
Chemicals that kill/stop growth of microorganisms
Clear areas around discs where bacteria can't grow
25°C for 2 days
Safe temp; allows growth but not harmful bacteria
Pass ends through Bunsen burner flame
Two diameter measurements at 90° to each other
area=πr2\text{area} = \pi r^2area=πr2
Divide diameter by 2
More effective antiseptic
Stops harmful bacteria getting out
Wipe bench with disinfectant
Three
Two measurements at 90°
E. coli
Stops bacteria growing over bigger area
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