genetics, sound & the senses

how does a _sound web_ trigger physical reactions
the body is being performed by sound itself, as an environment.
physical organic space inside the human, in this case another human and so on.
if this supposed to happen to the 'audience'
what happens within the performer?

http://www.fubiz.net/2009/06/16/zurich-orchestra-campaign/

"the music of elementary particles "
at
http://users.belgacom.net/gc681999/Onderwerpen/Info/Ecosonic.htm