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AP Biology Unit 3: Cellular Energetics

Free AP Biology Unit 3 study guide — photosynthesis, cellular respiration, ATP, metabolic pathways. Practice FRQs and MCQs with rubric-based feedback.

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AP Biology Unit 3: Cellular Energetics

Study photosynthesis, cellular respiration, ATP, metabolic pathways with exam-format practice questions and rubric-based scoring.

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