2. Foundations in Biology (OCR AS Biology) Get ready for your OCR AS Biology exams with our revision resources. Find everything you need to revise this topic, so you can go into your exam confident and prepared. Teachers and examiners write all our resources, and they’re designed specifically for each exam board. We regularly update them to match the latest syllabus, so you’ll only revise the most accurate, up-to-date information. Explore the collection below to get started.
2. Foundations in Biology Revision Notes Cell Structure Studying Cells Using a Microscope Drawing Cells Magnification & Resolution Eukaryotic Cells Eukaryotic Cells Under the Microscope Organelles & the Production of Proteins The Cytoskeleton Prokaryotic & Eukaryotic Cells Biological Molecules Properties of Water Monomers & Polymers Monosaccharides The Glycosidic Bond Polysaccharides Biochemical Tests: Reducing Sugars & Starch Lipids & Ester Bonds Lipids: Structure & Function Biochemical Tests: Lipids Amino Acids & Peptide Bonds Protein: Structure Globular Proteins Fibrous Proteins Inorganic Ions Biochemical Tests: Proteins Finding the Concentration of a Substance Chromatography Nucleotides & Nucleic Acids Nucleotides & Phosphodiester Bonds Phosphorylated Nucleotides DNA: Structure DNA Purification DNA Replication The Genetic Code Transcription Translation Enzymes The Role of Enzymes Enzyme Action Enzyme Activity: pH Enzyme Activity: Temperature Enzyme Activity: Enzyme Concentration Enzyme Activity: Substrate Concentration Enzyme Activity: Enzyme Inhibitors Coenzymes, Cofactors & Prosthetic Groups Practical: Measuring Enzyme Activity Biological Membranes The Cell Surface Membrane Membrane Structure & Permeability Diffusion & Facilitated Diffusion Practical: Investigating the Rate of Diffusion Active Transport Endocytosis & Exocytosis Osmosis Osmosis in Animal & Plant Cells Practical: Investigating Water Potential Cell Division, Cell Diversity & Cellular Organisation The Cell Cycle The Stages of Mitosis Identifying Mitosis in Plant Cells The Significance of Mitosis The Stages of Meiosis The Significance of Meiosis Specialised Cells The Organisation of Cells Stem Cells Stem Cells in Animals & Plants The Use of Stem Cells 2. Foundations in Biology Exam Questions Cell Structure Multiple Choice Questions Structured Questions Biological Molecules Multiple Choice Questions Structured Questions Nucleotides & Nucleic Acids Multiple Choice Questions Structured Questions Enzymes Multiple Choice Questions Structured Questions Biological Membranes Multiple Choice Questions Structured Questions Cell Division, Cell Diversity & Cellular Organisation Multiple Choice Questions Structured Questions OCR AS Biology Past Papers