9.1 - Maintaining an Internal Balance
9.2 - Homeostasis and Feedback Mechanisms
9.3 - Thermoregulation
9.4 - Water Balance
9.5 - Excretory System
Chapter 9 - Investigations
Chapter 9 - Summary
Chapter 9 - Self-Quiz
Chapter 9 - Review
10.1 - Hormones: Chemical Regulators
10.2 - Endocrine Glands
10.3 - Regulating Blood Sugar
10.4 - Biology Journal: Insulin - a miracle discovery
10.5 - Steroids: natural & synthetic
10.6 - Explore an Issue: Synthetic Steroids - cost of performance-enhancing drug use
10.7 - Reproductive Hormones
Chapter 10 - Investigation
Chapter 10 - Summary
Chapter 10 - Self-Quiz
Chapter 10 - Review
11.1 - Role of the Nervous System
11.2 - Nerve Signals
11.3 - Central Nervous System
11.4 - Peripheral Nervous System
11.5 - Senses
11.6 - The Body & Stress
Chapter 11 - Investigations
Chapter 11 - Summary
Chapter 11 - Self-Quiz
Chapter 11 - Review
