Biology (A) 9BN0/02 May June 2018 | Edexcel A Level Past Papers With Mark Scheme

Edexcel A Level Biology A (9BN0) Jun 2018

معلم موافق رایگان بودن است.

1. Homeostasis and Blood Glucose Regulation: Insulin secretion, facilitated diffusion of glucose, glycogen storage, and the role of transcription factors in insulin gene expression.

2. Genetics and Obesity: Influence of FTO gene variants, impact of saturated fats on BMI, and comparison of saturated vs. unsaturated fatty acid structures.

3. Sepsis and Immune Response: Bacterial multiplication in the bloodstream, effects of blood clot formation on tissue death, and mechanisms of infection control.

4. Neurology and Sensory Processing: Visual cortex function, critical period in visual development, fMRI in brain activity analysis, and the role of light stimulation in neural pathways.

5. Exercise Physiology and Thermoregulation: Heat stress prevention in marathon runners, gender differences in thermoregulation, cardiac output adjustments during endurance activities.

6. Performance Enhancement and Cardiovascular Risks: Effects of testosterone on muscle growth, HDL and LDL cholesterol levels, cardiovascular risks associated with anabolic steroid use.