Question: 1. A: What is science? Explain the scientific approach to understand the natural world.
B: Describe the relationship between science and technology.
2. A: Explain how DNA determines an organism's structures and functions.
B: Compare the dynamics of nutrients and energy in an ecosystem.
3. A: Define 4 biological macromolecules. Describe each molecule with examples
B: Explain why fats and steroids, which are structurally very different, are both classed as lipids.
4. A: How do plants obtain water and nutrients and prepare sugars?