In the Section "Investigating Life: Does Natural Selection Maintain Cystic

question 2

Multiple Choice

In the section "Investigating Life: Does Natural Selection Maintain Cystic Fibrosis?," which infection did researchers hypothesize that the CFTR protected cystic fibrosis patients against?

• A) pneumonia
• B) malaria
• C) staph
• D) strep throat
• E) cholera

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