Biology is content-heavy. Use active study methods and test yourself frequently to ensure you can integrate individual concepts into a holistic understanding of the human body.
Digestion, respiration, and excretion processes.
Try to apply the concepts of metabolism or physical force (biomechanics) to your daily activities to make the learning more authentic.
Reflexes, sleep, memory, and behavior.
Attempt the "Check Your Knowledge" questions at the end of each paragraph before looking at the GDZ. This helps you gauge your true comprehension.