211 Biology As Level Paper 1 (MCQ’s) Topical solved

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Biology As Level Paper 1 (MCQ’s) Topical solved All variants Classified to subtopics Mark schemes References of repeated questions added questions order from new to old Worked solutions TABLE OF CONTENT UNIT 1 CELL STRUCTURE 1.1 The microscope in cell studies 1.2 Cells as the basic units of living organisms 1.3 Multiple Topics Answer Section UNIT 2 BIOLOGICAL MOLECULES 2.1 Testing for biological molecules 2.2 Carbohydrates and lipids 2.3 Proteins and water 2.4 Multiple Topics Answer Section UNIT 3 ENZYMES 3.1 Mode of action of enzymes 3.2 Factors that affect enzyme action 3.3 Multiple Topics Answer Section( Biology As Level Paper ) UNIT 4 CELL MEMBRANES AND TRANSPORT 4.1 Fluid mosaic membranes 4.2 Movement of substances. into and out of cells 4.3 Multiple Topics Answer Section UNIT 5 THE MITOTIC CELL CYCLE 5.1 Replication and division of nuclei and cells 5.2 Chromosome behavior in mitosis 5.3 Multiple Topics Answer Section UNIT 6 NUCLEIC ACIDS AND PROTEIN SYNTHESIS 6.1 Structure and replication of DNA 6.2 Protein synthesis 6.3 Multiple Topics Answer Section UNIT 7 TRANSPORT IN PLANTS 7.1 Structure of transport tissues 7.2 Transport mechanisms 7.3 Multiple Topics Answer Section UNIT 8 TRANSPORT IN MAMMALS 8.1 The circulatory system 8.2 The heart 8.3 Multiple Topics Answer Section UNIT 9 GAS EXCHANGE 9.1 The gas exchange system 9.2 Multiple Topics Answer Section UNIT 10 INFECTIOUS DISEASE 10.1 Infectious diseases 10.2 Antibiotics 10.3 Multiple Topics Answer Section UNIT 11 IMMUNITY 11.1 The immune system 11.2 Antibodies and vaccination 11.3 Multiple Topic Answer Section