I like your reply violent J because it is a reality check for many studebts who progress through the the junior years of PDHPE and think its all fun and games, but PE is defenately up there with subjects like biology.
The only way to achieve a high level of knowledge in BIOLOGY is to revise over what you have done. And the best thing to do is get your hands on both the biology excel and macquarie revision books as they are a great help if your confused about a topic. And especially come in handy for...