Physics WPH11/01 October 2023 | Edexcel International AS Level Past Papers With Mark Scheme

Edexcel International AS/A Level Physics (WPH) Oct 2023

معلم موافق رایگان بودن است.

1. cell structure differences between animal, plant, bacterial cells; organelle functions (nucleus, mitochondria, ribosomes, chloroplasts, vacuole, cell wall, cell membrane)

2. movement across membranes: diffusion, osmosis, active transport; surface area to volume ratio; role of carrier proteins and energy

3. enzyme activity: lock and key theory; effect of temperature, pH, substrate concentration; enzyme denaturation

4. biological molecules: tests for starch, glucose, protein, lipids; role of water; structure and function of carbohydrates, proteins, lipids

5. respiration and photosynthesis: word and symbol equations; aerobic vs anaerobic respiration; energy yield; role of chlorophyll, light, and carbon dioxide in photosynthesis

6. experimental design: variables, control, reliability, accuracy; interpreting graphs and data; making conclusions based on evidence