The following sources were used as references for my Biology notes:
Biology Course Companion Textbook 2014 Edition
https://sites.google.com/a/canacad.ac.jp/sl-hl-1-biology-4-ferguson/
http://ibguides.com/
http://www.slideshare.net/
http://study.com/
http://ibworld.me/
Biology Course Companion Textbook 2014 Edition
https://sites.google.com/a/canacad.ac.jp/sl-hl-1-biology-4-ferguson/
http://ibguides.com/
http://www.slideshare.net/
http://study.com/
http://ibworld.me/