Ecology involves the study of all of the following except for the interactions between
a. individual organisms and their environment.
b. populations.
c. individual organisms.
d. atoms.

Why is earth's outer core hotter than earth’s oceanic crust? earth’s oceanic crust is denser than earth’s outer core is. earth’s oceanic crust has lava flowing from the mantle. earth’s outer core has a composition of solid iron and nickel. earth’s outer core is deeper within earth than oceanic crust is.