Your spinal cord is part of your central nervous system.
True or false?

Works together in the synthesis, modification, packaging, and transport of lipids and proteins

Study the diagram of a cell. which structure is found only in plant cells and functions in the process of photosynthesis? w x y z

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.