Plants are able to use matter in the environment, along with sunlight, to make food. Which two parts of a plant are most important for gathering the matter and sunlight needed to make food?
A flowers
B fruit
Cleaves
Droots
Estems

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.

Cells are adapted to preform specific functions. which of the following terms refers to this capability?

18. which statement about cancer is true?