Cellular Respiration (8.3)

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Cellular Respiration Chapter 8

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Presentation transcript:

Cellular Respiration (8.3) State Standard SB3A. Explain the cycling of energy through the processes of photosynthesis and respiration.

Organisms obtain energy in a process called cellular respiration. Chapter 8 Cellular Energy 8.3 Cellular Respiration Overview Organisms obtain energy in a process called cellular respiration. The equation for cellular respiration is the ____________ of the equation for photosynthesis. Label the reactants & products below.

Cellular respiration occurs in ____ main parts. Chapter 8 Cellular Energy 8.3 Cellular Respiration Overview Cont’d Cellular respiration occurs in ____ main parts. ____________ ____________ ____________

Takes place in the ____________ ____________ is broken down Chapter 8 Cellular Energy 8.3 Cellular Respiration Glycolysis Takes place in the ____________ ____________ is broken down ____________ (without oxygen) Glucose enters the cell by active transport Enzymes break it down into ____________ Net result = __________ Precedes aerobic respiration

Aerobic Respiration Part 1: Krebs Cycle Chapter 8 Cellular Energy 8.3 Cellular Respiration Aerobic Respiration Part 1: Krebs Cycle Purpose: Breaks down the ____________ from glycolysis to produce molecules used in the electron transport chain. Location: ____________ Products: 6 ______ 2 ______ 8 ______

Aerobic Respiration Part 1: Krebs Cycle Cont’d Chapter 8 Cellular Energy 8.3 Cellular Respiration Aerobic Respiration Part 1: Krebs Cycle Cont’d What happens to the products? 6 CO2 – gets ____________ (by-product) 2 ATP – used for energy-requiring processes 8 NADH & 2 FADH2 – ______ _____ to help generate ATP in the next step

AR Pt 1: Krebs Cycle Cont’d Chapter 8 Cellular Energy 8.3 Cellular Respiration AR Pt 1: Krebs Cycle Cont’d Circle the parts of the diagram that help you recognize it as Krebs Cycle.

AR Pt 2: Electron Transport Chain (ETC) Chapter 8 Cellular Energy 8.3 Cellular Respiration AR Pt 2: Electron Transport Chain (ETC) __________ step in the breakdown of glucose Purpose: ___________ ADP to ATP by transferring electrons Location: ____________ Products: ATP (34) CO2 H2O

Anaerobic Respiration Chapter 8 Cellular Energy 8.3 Cellular Respiration Anaerobic Respiration AKA ____________ The anaerobic pathway that follows glycolysis Occurs in the ____________ Generates small amounts of ATP

Anaerobic Respiration Cont’d Chapter 8 Cellular Energy 8.3 Cellular Respiration Anaerobic Respiration Cont’d 2 main types ________ ________ fermentation -muscles cells -microorganisms used to produce foods such as cheese, yogurt, & sour cream __________ fermentation -yeast -some bacteria