Bibilography and reference

> Dot Point: HSC biology ,By Kerri Humphreys ,First published in 2007 by Science Press in NSW, Australia accessed from 03/6/2009 onwards

>Biology in context: The spectrum of life ,By Peter Aubusson, Eileen Kennedy and Peter Hickman First published in 2000 by Oxford University Press in Melbourne, Australia Dot Point: HSC biology By Kerri Humphreys , First published in 2007 by Science Press in NSW, Australia,[Online] accessed from 03/6/2009 on wards

  • Visual encyclopedia , by Hilary Stephens, First published in 1999 by Covent Garden Books in London, last accessed from 03/6/2009

> HSC online: Biology, At
by Glen Sawle (Charles Sturt University)
, [Online] Accessed from 24/05/2009 onward

Photos & Videos : Click on the photos for the link,
they are valid because they came from educational sources.