Explain the hierarchy that creates an ecosystem.

Rue or false siblings look simila rbecause they each have some traits of their parents.

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.

Which of the following is a period in the paleozoic era? devonian cambrian permian all of the above