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Why do bacteria become resistant to antibiotics over time?

User Timeon
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2 Answers

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Over time bacteria can get used to antibiotics in a way. As they create different strains over time. In turn this reduces the effectiveness of the antibiotics that were initially used to help eliminate the bacteria.

User Triceratops
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Answer:

Over time, the bacteria that survives multiplies, causing even more harm.

Step-by-step explanation:

User Erasmo
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