Research the history of scientific experimentation on humans in the United States. What types of experiments have been done, and how did researchers find test subjects? Why did scientists find it necessary to conduct research on human beings? How did the

Research the history of scientific experimentation on humans in the United States.
What types of experiments have been done, and how did researchers find test subjects?
Why did scientists find it necessary to conduct research on human beings? How did
the development of HeLa cells change the way research could be conducted? What
attempts (e.g. Nuremberg) have been made to govern the way this research is
conducted, and how successful have these attempts been?