Sources of New Drugs (2.2.2)

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

Why do fungi make antibiotics?

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

What is ethnobotany?

Why do we constantly need to search for new drugs?

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

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