Sources of New Drugs (2.2.2)

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Why are most of the new diseases that are emerging so difficult to treat?
Bacteria are developing a resistance to the antibiotics used to treat the diseases that they cause.
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Why do fungi make antibiotics?
To stop other miro-organisms growing to close to it and to avoid having to compete for food.
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What is ethnobotany?
The study of the use of plants by native people.
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Why do we constantly need to search for new drugs?
In case the plant source we are currently using runs out, or the pathogen becomes immune to the current drug.
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Why are drug companies carrying out research into the receptors found on human cell membranes?
If the receptor site can be blocked by a drug, then the disease-causing pathogen won't be able to enter the cell.
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Other cards in this set

Card 2

Front

Why do fungi make antibiotics?

Back

To stop other miro-organisms growing to close to it and to avoid having to compete for food.

Card 3

Front

What is ethnobotany?

Back

Preview of the front of card 3

Card 4

Front

Why do we constantly need to search for new drugs?

Back

Preview of the front of card 4

Card 5

Front

Why are drug companies carrying out research into the receptors found on human cell membranes?

Back

Preview of the front of card 5

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