IGCSE/GCSE/O & A Level/IB/University Student Forum

Qualification => Subject Doubts => GCE AS & A2 Level => Sciences => Topic started by: Phosu on May 12, 2010, 06:48:02 pm

Title: bio
Post by: Phosu on May 12, 2010, 06:48:02 pm

cie board
pp1
jun 06
question 30

can someone plz explain how to do it?

Title: Re: bio
Post by: nid404 on May 12, 2010, 07:23:48 pm

check this http://www.brookscole.com/biology_d/templates/student_resources/0534554040_sherwood/animations/cardiovascular_physiology/cardiac_cycle.html