Biology 9700 — Practical Notes
What you change (e.g., concentration). Dependent Variable: What you measure (e.g., volume of gas).
Heat with Benedict's solution. Color change: Blue → Green → Yellow → Orange → Brick red precipitate. Non-Reducing Sugars: Heat with HCl first, neutralize with NaHCO3cap N a cap H cap C cap O sub 3 , then perform the Benedict's test. biology 9700 practical notes
Aim for 50 minutes per question. If a microscope slide is giving you trouble, move to the calculation/theory part of the question. What you change (e
Mix sample with ethanol, then add water. Positive result: Cloudy white emulsion. 📉 Core Skill 3: Data Presentation and Analysis What you change (e.g.
It takes 5 minutes but prevents mistakes later.
