Integumentary System Quiz

What is at the center of the story of human skin color?

What produces the pigment called melanin?

What is eumelanin responsible for?

What is pheomelanin responsible for?

When did different skin colors begin to evolve?

What happens when skin is exposed to UV for long periods of time?

Melanin acted as what modern product in humans of the distant past?

What determines how protected you are from the Sun?

What does UV light trigger?

What does rhodopsin do?