noun. the presence of qualitative differentions in type, anatomy, actions, and physiology across the people of a populace, whether because of genetics or to their surroundings.

VARIATION: "Both artificial and natural selection variations function on variations across living beings, but only genetic is handed down to the offspring."
Cite this page: N., Pam M.S., "VARIATION," in, April 29, 2013, (accessed October 17, 2021).