Which example has the most complex level of body organization? Only pick one that has the most complex level of body organization.

Heredity has an impact on personal health, but environmental factors are important as well. select the best answer from the choices provided

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.

Individuals do not compete directly for resources, but are prey for the same predator