Curriculum
OCR Gateway GCSE Combined Science A J250 — Biology
1. Cell Level Systems
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Unit 1 overview: Cell Level Systems
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1.1.1 Light Microscopes
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1.1.1 Light Microscopes - MCQ practice (14 questions)
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1.1.2 Cell Structure
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1.1.2 Cell Structure - MCQ practice (50 questions)
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1.1.2 Cell Structure - MCQ practice part 2 (12 questions)
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1.1.3 Electron Microscopes
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1.1.3 Electron Microscopes - MCQ practice (14 questions)
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1.2.1 DNA Structure
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1.2.1 DNA Structure - MCQ practice (32 questions)
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1.2.2 The Mechanism of Enzyme Action
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1.2.2 The Mechanism of Enzyme Action - MCQ practice (16 questions)
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1.3.1 Respiration is a Chemical Process
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1.3.1 Respiration is a Chemical Process - MCQ practice (2 questions)
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1.3.2 Aerobic and Anaerobic Respiration
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1.3.2 Aerobic and Anaerobic Respiration - MCQ practice (50 questions)
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1.3.2 Aerobic and Anaerobic Respiration - MCQ practice part 2 (8 questions)
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1.3.3 Biological Molecules
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1.3.3 Biological Molecules - MCQ practice (34 questions)
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1.3.4 Tests for Biological Molecules
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1.3.4 Tests for Biological Molecules - MCQ practice (21 questions)
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1.4.1 Photosynthetic Organisms as Producers
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1.4.1 Photosynthetic Organisms as Producers - MCQ practice (3 questions)
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1.4.2 The Effect of 3 Factors on Photosynthesis
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1.4.2 The Effect of 3 Factors on Photosynthesis - MCQ practice (12 questions)
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1.4.3 Limiting Factors: Photosynthesis
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1.4.3 Limiting Factors: Photosynthesis - MCQ practice (12 questions)
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2. Scaling Up
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3. Organism Level Systems
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4. Community Level Systems
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5. Genes, Inheritance and Selection
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6. Global Challenges
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7. Practical Skills
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