Contents: Pleiotropy as a Rubik's Cube ("Repurposing" of genes in response to evolution)
Complex physiologic phenotypes as homologs of the unicellular cell membrane
Driving factors for "repurposing" of genes
Examples of pleiotropic "repurposing" of genes
Aging vs. "antagonistic pleiotropy’"
Pleiotropy as the basis for endothermy.