Evolution by natural selection is the key to understanding biology, and the diversity of life on Earth.

This part of the process is consistent with evolution by natural selection.

No Hispanic players made the team either by election or selection.

But then the theory of evolution by natural selection would win hands down.

Movement from one job to another is on merit by local selection.

The Darwin process no longer works by natural selection (that is, forces of the physical environment).

"For me, the central, defining property of life is evolution by natural selection," he said.

"But once those cells are generated, you can change their numbers and distribution by selection."

Sorry remind us what you mean by disruptive selection again.

This theory is that life did not evolve by natural selection.