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How long does it take bacteria to grow?

Updated: 8/10/2023
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Wiki User

14y ago

Best Answer
  • Bacteria grows in less than 1 second except in water .
  • Water washes away the bacteria over and over so first it has to have a good grip on the item .
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14y ago
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Wiki User

15y ago

It depends on the bacteria but most lab strains of bacteria will grow enough overnight to form visible colonies on the surface of the dish.

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12y ago

It varies,

but a rough approximation is that the population doubles every 20 minutes.

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11y ago

Bacteria starts accumulating on your food the moment you leave the food exposed. The population doubles just about every 20 minutes and more faster on moistured food.

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9y ago

It needs to be incubated for 24 hours

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11y ago

3 days

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Q: How long does it take bacteria to grow?
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