Proximate and Ultimate Questions for Human Health Unit: Appendix C
HIV resistance
- What does the CCR5 gene do?
- Why is there such a high prevalence of the CCR5 allele in Europe?
Aging
- What causes us to age?
- Why do we age?
Fatty foods
- How do we digest fatty foods? How does the body crave fatty foods?
- Why do we crave fatty foods?
Sickle Cell Anemia
- How does sickle cell anemia affect the body?
- Why is there such a high frequency of the sickle cell allele in populations of African descent?
Huntington's Disease
- How does Huntington's disease affect the body?
- Why hasn't Huntington's disease been weeded out of the population?
Regenerating Limbs
- How do animals regenerate limbs?
- Why can't humans regenerate limbs?
Babies crying
- What makes a baby cry?
- Why do babies cry?
Type 1 Diabetes (Juvenile)
- What does diabetes do to the body?
- Why is Type 1 Diabetes more common in northern Europeans?
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