Are you studying for a (like the EGE), or are you just trying to get a head start on the semester?

Sonin’s textbooks are known for their visual depth. Don't treat the illustrations as "extra" space. Often, the entire logic of a three-page chapter is condensed into one well-designed flow chart or diagram. Try to redraw these from memory; if you can draw the process, you understand it.

Pay close attention to the terminology in the margins. The profile level expects you to use precise vocabulary—don't just say "energy production," say "cellular respiration" or "oxidative phosphorylation." How to Use the Book Effectively