A student is outside on a very hot day. How does perspiration help maintain his body heat?
Group of answer choices

It washes off bacteria off his skin. a

It prevents heat from entering his body. b

It causes evaporation and saves body heat. c

It causes evaporation and carries away body heat. d

Why do leaves change color in the fall? green pigments break down and no longer mask the color of chlorophyll. chlorophyll breaks down and no longer masks the colors of other pigments. red- and yellow-colored pigments grow and mask green-colored chlorophyll. green-colored chlorophyll breaks down and turns red and yellow.

What is the difference between how ionic and covalent bonds form

The combining form leuk/o means red true or false