1. Genetic and Environmental Influences on Growth – Explaining how both genetics and environmental factors contribute to variation in adult height. 2. Species Classification and Evolution – Determining why two squirrel populations are classified as different species and how geographical isolation can lead to speciation. 3. Plant Cell Division and Growth – Analyzing the role of mitosis in plant meristems and investigating how temperature affects the rate of cell division. 4. Biodiversity Conservation and Seed Banks – Evaluating the advantages of drying seeds for long-term storage and justifying the benefits of conserving plant species from high-biodiversity regions. 5. Tensile Strength of Plant Fibres – Investigating how cellulose arrangement influences plant fibre strength and measuring the tensile properties of bamboo fibres. 6. Microbial Growth and Aseptic Techniques – Describing aseptic methods to prevent contamination, analyzing antimicrobial properties of plant extracts, and explaining the significance of incubation temperature in bacterial culture experiments.