[donh]

Well, it's true. Genetic changes are caused by cosmic rays,

Darwinian natural selection, which I was under the impression we were discussing, proposes a paradigm that consists of two important behaviors--variation, and selection. If you keep over-applying occam's razor to every standard definition of the theories we are discussing, you are going to cut yourself into epistemological shreds.

[inquest]

Darwinian natural selection, which I was under the impression we were discussing, proposes a paradigm that consists of two important behaviors--variation, and selection.

Darwinian theory proposes a paradigm which consists of (natural) variation and (natural) selection.