The nervous system is responsible for your sense of smell. true or false?

Which of the following is a way that minerals are used? a. industry construction technology d. all of the above

What are the seven economic and social goals?

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.