WONDER #261: What Causes Freckles?

Question 1 of 3

Freckles are just skin cells that contain a pigment called what?

1. melanin
2. sunshine
3. caffeine
4. swine

Question 2 of 3

Melanin is a chemical made by skin cells called what?

1. epithelials
2. melanocytes
3. elbows
4. ultraviolets

Question 3 of 3

Melanin helps to protect the skin from what?

1. water
2. carbon monoxide
3. ultraviolet rays
4. scrapes

Check your answers online at https://wonderopolis.org/wonder/what-causes-freckles.