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AcornPrep

AP Biology Unit 3: Cellular Energetics — Mind Map

Reviews enzyme structure and kinetics, activation energy, photosynthesis (light reactions and Calvin cycle), cellular respiration (glycolysis, pyruvate oxidation, Krebs cycle, oxidative phosphorylation), ATP yields, fermentation, and chemiosmosis.

Cellular Energetics

  • Enzymes

    • Structure

      • Biological catalysts

      • Proteins

      • Active site

    • Function

      • Lower activation energy

      • Substrate specificity

      • Induced-fit model

    • Regulation

      • Competitive inhibition

      • Noncompetitive inhibition

      • Allosteric regulation

      • Feedback inhibition

    • Environmental Impacts

      • Temperature

      • pH levels

      • Concentration

      • Denaturation

  • Photosynthesis

    • Light-Dependent Reactions

      • Thylakoid membrane

      • Photosystem I & II

      • Photolysis of water

      • Products: ATP, NADPH, O2

      • Photophosphorylation

        • Cyclic: PS I only, ATP only

        • Non-cyclic: PS I & II, ATP & NADPH

    • Calvin Cycle

      • Stroma

      • Carbon fixation

      • RuBisCO enzyme

      • Product: G3P/Glucose

  • Cellular Respiration

    • Glycolysis

      • Cytosol

      • Anaerobic

      • Glucose to Pyruvate

      • Net 2 ATP & 2 NADH

    • Aerobic Stages

      • Pyruvate Oxidation

      • Krebs Cycle

      • Mitochondrial matrix

      • Electron Transport Chain

      • Oxidative Phosphorylation

    • Fermentation

      • Lactic Acid

      • Alcoholic

      • Regenerates NAD+

  • ATP and Energy

    • Adenosine triphosphate

    • Energy coupling

    • Exergonic vs Endergonic

    • Thermodynamics