Paper 1
SL
- Time: 45 minutes (30 marks)
- 30 multiple – choice questions (core)
- No marks deducted from incorrect answers
- NO CALCULATOR ALLOWED
- Data booklet provided
- 20% weight
HL
- Time: 60 minutes (40 marks)
- 40 multiple – choice questions (core & AHL)
- No marks deducted from incorrect answers
- NO CALCULATOR ALLOWED
- Data booklet provided
- 20% weight
Topic 1: Cell biology
- Biology 1.1 Introduction to cells SL Paper 1
- Biology 1.2 Ultrastructure of cells SL Paper 1
- Biology 1.2 Ultrastructure of cells HL Paper 1
- Biology 1.3 Membrane structure SL Paper 1
- Biology 1.3 Membrane structure HL Paper 1
- Biology 1.4 Membrane transport SL Paper 1
- Biology 1.4 Membrane transport HL Paper 1
- Biology 1.5 The origin of cells SL Paper 1
- Biology 1.6 Cell division SL Paper 1
Topic 2: Molecular biology
- 2.1 Molecules to metabolism SL Paper 1
- 2.1 Molecules to metabolism HL Paper 1
- 2.2 Water SL Paper 1
- 2.2 Water HL Paper 1
- 2.3 Carbohydrates and lipids SL Paper 1
- 2.3 Carbohydrates and lipids HL Paper 1
- 2.4 Proteins SL Paper 1
- 2.5 Enzymes SL Paper 1
- 2.5 Enzymes HL Paper 1
- 2.6 Structure of DNA and RNA SL Paper 1
- 2.6 Structure of DNA and RNA HL Paper 1
- 2.7 DNA replication, transcription and translation SL Paper 1
- 2.7 DNA replication, transcription and translation HL Paper 1
- 2.8 Cell respiration SL Paper 1
- 2.8 Cell respiration HL Paper 1
- 2.9 Photosynthesis SL Paper 1
Topic 3: Genetics
- 3.1 Genes SL Paper 1
- 3.1 Genes HL Paper 1
- 3.2 Chromosomes SL Paper 1
- 3.2 Chromosomes HL Paper 1
- 3.3 Meiosis SL Paper 1
- 3.4 Inheritance
- 3.5 Genetic modification and biotechnology
Paper 2
SL
- Time: 75 minutes (50 marks)
- Short – answer and extended – response questions (core)
- CALCULATOR ALLOWED
- Data booklet provided
- 40% weight
HL
- Time: 135 minutes (95 marks)
- Short – answer and extended – response questions (core & AHL)
- CALCULATOR ALLOWED
- Data booklet provided
- 36% weight
Topic 1: Cell biology
- Biology 1.1 Introduction to cells SL Paper 2
- Biology 1.1 Introduction to cells HL Paper 2
- Biology 1.2 Ultrastructure of cells SL Paper 2
- Biology 1.3 Membrane structure SL Paper 2
- Biology 1.3 Membrane structure HL Paper 2
- Biology 1.4 Membrane transport SL Paper 2
- Biology 1.4 Membrane transport HL Paper 2
- Biology 1.5 The origin of cells HL/SL Paper 2
- Biology 1.6 Cell division SL Paper 2
- Biology 1.6 Cell division HL Paper 2
Topic 2: Molecular biology
- 2.1 Molecules to metabolism SL Paper 2
- 2.1 Molecules to metabolism HL Paper 2
- 2.2 Water SL Paper 2
- 2.2 Water HL Paper 2
- 2.3 Carbohydrates and lipids SL Paper 2
- 2.3 Carbohydrates and lipids HL Paper 2
- 2.5 Enzymes SL Paper 2
- 2.5 Enzymes HL Paper 2
- 2.6 Structure of DNA and RNA SL Paper 2
- 2.6 Structure of DNA and RNA HL Paper 2
- 2.7 DNA replication, transcription and translation SL Paper 2
- 2.7 DNA replication, transcription and translation HL Paper 2
- 2.8 Cell respiration SL Paper 2
- 2.8 Cell respiration HL Paper 2
Topic 3: Genetics
- 3.1 Genes HL Paper 2
- 3.2 Chromosomes SL Paper 2
- 3.2 Chromosomes HL Paper 2
- 3.3 Meiosis
- 3.4 Inheritance
- 3.5 Genetic modification and biotechnology
Paper 3
SL
- Time: 60 minutes (35 marks)
- Section A: Data – based questions and short – answer questions on experimental work
- Section B: Short – answer and extended – response questions from one option
- CALCULATOR ALLOWED
- Data booklet provided
- 20% weight
HL
- Time: 75 minutes (45 marks)
- Section A: Data – based questions and short – answer questions on experimental work
- Section B: Short – answer and extended – response questions from one option
- CALCULATOR ALLOWED
- Data booklet provided
- 24% weight
THE EXPERIMENT is done on ONE OF THE 10 REQUIRED PRACTICALS!
Topic 2: Molecular biology
Topic 3: Genetics
- 3.1 Genes
- 3.2 Chromosomes
- 3.3 Meiosis
- 3.4 Inheritance
- 3.5 Genetic modification and biotechnology