What's the meaning of aesthetic appeal and how can u used it

the dictionary meaning is

"The adjective aesthetic comes in handy when the subject at hand is beauty or the arts. A velvet painting of dogs playing poker might have minimal aesthetic appeal. Aesthetic, from a Greek word meaning "perception," comes to us from German philosophers who used it for a theory of the beautiful."

it can be used for enhancing beauty

what ? ? clarify

answer; genes dictate the production of specific enzymes, and affected individuals have genetic defects that cause them to lack certain enzymes;