Why Do We Have Different Skin Colors?

Описание: Please Subscribe! http://testu.be/1HV4rBv
Check out yesterday’s video: http://testu.be/1FHvAop

Evolution and the sun are responsible for the amount of melanin you have but how does a fish dominated diet play a factor in skin color?

TestTube 101 is a new series that explains everything you wanted to know about the world around you with simple, fun and humorous videos. Learn about space, the earth, chemicals and more with these video cliff notes for your inner scientist. New videos every week!

+ + + + + + +

Follow Julia Wilde on Twitter:   / julia_sci  

Follow Lisette Padilla on Twitter: Check Lissette out on Twitter:   / lizzette  

TestTube Video on Facebook   / testtubevideo  

TestTube on Facebook   / testtubenetwork  

TestTube on Google+: http://testu.be/1J9JjZO

+ + + + + + +