What type of bond do water molecules form with eachother

How do accessory pigments chlorophyll?

During endocytosis, cells expel what they don't need take in what they need shrink due to loss of water

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.