If several species of carnivores are removed from an ecosystem, the most likely effect on the ecosystem will be

Galaxy whose shape seems different follow no set pattern are classified as

How does an angiosperm prevent self pollination

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.