Please answer True or False for the following statements.

1		Sunblock is an example of a cultural adaptation to ultraviolet radiation.
			A)	TRUE
			B)	FALSE
2		Heat loss is a function of the volume of a mammal.
			A)	TRUE
			B)	FALSE
3		Populations in cold climates tend to have wide noses, and populations in hot climates tend to have narrow noses.
			A)	TRUE
			B)	FALSE
4		The various physiologic and cultural adaptations employed by humans have allowed them to live in the widest variety of environments on earth.
			A)	TRUE
			B)	FALSE
5		Hypoxia at high altitudes only affects humans.
			A)	TRUE
			B)	FALSE