11. Cell Division
Cancer
Problem 23
Textbook Question
Textbook QuestionScientific Thinking The study described in Module 8.10 was purely observational; there were no controlled groups. Imagine that you are an oncologist. Design a hypothesis-driven study to determine whether mastectomy improves breast cancer survival over lumpectomy. What are your control groups? Would such a study be ethical to undertake? Why or why not?

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