1. Explain how hemoglobin’s oxygen affinity is affected by blood pH, and how this change in oxygen affinity is adaptive. 2. How does a low-Calorie diet help you lose weight? 3. How does exercise help...

1. Explain how hemoglobin’s oxygen affinity is affected by blood pH, and how this change in oxygen affinity is adaptive.

2. How does a low-Calorie diet help you lose weight?

3. How does exercise help you lose weight?

4. Do low-carb diets work? How do they help people lose weight?