1
Physiology & Medicine / Why is skin black in sunny countries and white in a cold climate?
« on: 02/10/2010 03:30:03 »
geoffrey mcgilvray asked the Naked Scientists:
Dear Chris,
Why is skin black in a sunny country and white in a cold climate? It can't be a "mistake by nature" so why is it the wrong way around.
Regards,
Geoff
What do you think?
Dear Chris,
Why is skin black in a sunny country and white in a cold climate? It can't be a "mistake by nature" so why is it the wrong way around.
Regards,
Geoff
What do you think?