How can having 100 trillion microorganisms on and in the human body keep us healthy?

Chapter 1 Lessons

• Lesson 1.1: Introduction to the Scale of Living Things
• Lesson 1.2: How Small Is Small?
• Lesson 1.3: Observing Microorganisms

Chapter 2 Lessons

• Lesson 2.1: Reading “The Human Microbiome”
• Lesson 2.2: Beginning a Case Study of Patient 23
• Lesson 2.3: Investigating Antibiotics
• Lesson 2.4: Analyzing Experiments with Mice
• Lesson 2.5: Analyzing Evidence About Fecal Transplants
• Lesson 2.6: Evaluating Evidence About Bacteria
• Lesson 2.7: Writing a Final Argument
• Lesson 2.8: End-of-Unit Assessment

Review Materials:

• Quizlet
• Quizziz