In a 2 page Microsoft Word document, create a work sheet by answering the Questions for Research and Discussion provided for the case study 

• 7. Explain why the increased prevalence of sickle cell disease among African Americans actually has more to do with the environment than skin color or other phenotypes used to define races.
• 8. List other examples of balanced polymorphism.
• 9. Identify a population group with a high prevalence of sickle cell disease other than Africans.
• 10. List six genetic diseases that are more common among Ashkenazi Jews than among other population groups.