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Topic 9- Antibiotics
Some antibiotics are naturally produced by bacteria or fungi in order to reduce competition.
How They Work...
Antibiotics can kill bacteria in 2 ways:
They kill them directly (they are bactericidal).
o Damage the cell wall- movement of water into the cell causes osmotic lysis.
o Damage…

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When you have the choice of using a drug to treat someone do you only use it when it's absolutely necessary?
Not finishing a course of antibiotics can make the problem worse because not all the bacteria are killed off and so some
may develop resistance.
All antibiotics are similar…


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