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1. one reason why there is a constant need to develop new drugs is because new illnesses are appearing all the time. what are three other reasons.
2.in a clinical trial, first the drugs are tested on animals. what are the next two main steps ?
3. what is the basis of the nuremberg code?
4. which two groups of people may not always be able to make a free choice over participating in clinical trials?
5. there are risks for sick people participating in clinical trials, but what are the benefits.
6. what ethical problems may arise when scientists believe very strongly in the importance of their research?

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