Briefly answer each question 1 – 5 sentences
Define the term acclimatization and give examples.
List the three substances involved in the mechanisms that alter skin pigmentation.
State the major world region whose indiginous populations have a skin pigmentation ranking of (1-12).
What generalization can be made about geographic pigment distributions among indiginous populations of the world across latitudes from the equator northward?
List three aspects that must be considered regarding the harmful effects of UV radiation from sunlight when viewed from the perspective of human evolution.
State and explain two hypotheses about the evolution of lightly pigmented peoples indigenous to more northerly latitudes.
Provide two possible explanations for the evolution of darkly pigmented skin in tropical regions.
List the physiological responses of humans to co