Which chapters from the Campbell Biology textbook should I study for the SAT II Biology?

Hi I am taking the SAT II in Biology and I am using the Barrons SAT II and the Cliffs AP Bio to prepare. I was told to improve my score by using the Campbell Biology textbook. However, the book is enormous and I was wondering if there are any particular chapters that I should study to prepare for the exam?

That is the problem with SAT II bio – there is so much material to study. My kids had a hard time doing well on that one. It seems like an obvious subject test for many students to take, but is challenging to do well on. I know I am not helping…