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R. Gallagher www.theconicalflask.ie 1 Biology Notes R. Gallagher
R. Gallagher www.theconicalflask.ie Contents Chapter: Page No: Unit 1: The Scientific Method 4 Food 8 Ecology (1) 14 Ecology (2) 22 Ecosystem: Grassland (Booklet) Unit 2: Cell Structure 26 Cell Diversity 32 Enzymes 35 Photosynthesis 38 Respiration 42 Diffusion and Osmosis 46 Cell Division 49 Classification, Heredity, Variation & Evolution 55 DNA and RNA 59 Genetic crosses 63 Genetic engineering 67 2
R. Gallagher www.theconicalflask.ie The Scientific Method Areas of Study in Biology Scientific Method • The scientific method is a process of investigation in which problems are identified and their suggested explanations are tested by carrying out experiments. Process of Scientific Method involves: 1. Observation 2. Hypothesis (A possible explanation or educated guess) 3. Experimentation 4. Collection and interpretation of data 5. Conclusion 6. Relating conclusion to existing knowledge Botany Plants Zoology Animals Genetics Inheritance Ecology The study of the interactions between organisms and organisms and their environment Microbiology Micro – organisms Biochemistry Chemical reactions Taxonomy The study of classification 4