1. Human reproductive system: identification of structures (testis, oviduct, vagina, uterus, urethra, prostate), roles in fertilization, implantation, sperm transport, semen production 2. Nutrition analysis: yoghurt composition (fat, protein, calcium, vitamin D), Biuret test for protein, calcium′s role in bone development, nutritional percentage-based calculation 3. Diabetes overview: difference between condition and disease, prevalence, symptoms (polyuria, fatigue), complications (eye, hearing), glucose in blood, diagnosis importance 4. Aerobic respiration: word equation, location in mitochondria, ATP as energy molecule, metabolic rate fluctuations due to temperature, energy balance, reliability improvements in metabolic experiments 5. Circulatory and pulse experiments: blood vessel pathway from liver to kidney, exercise impact on heart rate, pulse measurement setup and analysis, trends in graph evaluation 6. Sickle cell anaemia: mutation effects on haemoglobin, genotype inheritance patterns, symptoms (fatigue), reduced oxygen transport due to sickled RBC shape 7. Tooth structure and decay: parts (enamel, dentine, pulp), decay-prone regions, bacterial acid production, timing of tooth eruption in infants, fluoride and alcohol in mouthwash for decay prevention