Energy: Cellular Respiration MITOCHONDRIA

What is produced from eating food (heterotrophs) or made by plants (autotrophs) that is necessary for cellular respiration?

What is produced from eating food (heterotrophs) or made by plants (autotrophs) that is necessary for cellular respiration? GLUCOSE

Why are Photosynthesis and Cellular Respiration Opposites?

Reactants of one are products of the other!!!! Photosynthesis Reactants of one are products of the other!!!! Reactants Products Cellular Respiration

What is the equation for Cellular Respiration? (Hint: Think photosynthesis in reverse) __________ + ______ → ______ + _____ + ________

What is the equation for Cellular Respiration? (Hint: Think Photosynthesis in reverse) Must know this equation!!!!

Where does this take place in the cell? Once a cell has glucose, what process takes place to convert the glucose into ATP and Pyruvate? Where does this take place in the cell? ?

GLYCOLYSIS IN CYTOPLASM Once a cell has glucose, what process takes place to convert the glucose into ATP and Pyruvate? Where does this take place in the cell? GLYCOLYSIS IN CYTOPLASM

What type of living things do Glycolysis What type of living things do Glycolysis? STEP #1 of Cellular Respiration NADH 1 Glycolysis 2 3 2 ATP

Electron Transport Chain What type of living things do Glycolysis? STEP #1 of Cellular Respiration NADH All living things do glycolysis!!!! Kreb’s Cycle Electron Transport Chain 1 Glycolysis 2 3 2 ATP

Be able to describe the process of Glycolysis Glycolysis in Cytoplasm PGAL PGAL

2 Pyruvates Glycolysis in Cytoplasm Glycolysis takes place in the cytoplasm and needs 2ATP to break 1 Glucose→ 2 PGAL’s NAD+ → NADH (energy carriers) ADP → ATP (chemical energy) 4 ATP’s are made but 2 ATP’s go back into Glycolysis Net 2 ATP’s 2 Pyruvates (Pyruvic Acid) Glycolysis in Cytoplasm PGAL PGAL

? What happens when Oxygen is present or absent after Glycolysis? CYTOPLASM What happens when Oxygen is present or absent after Glycolysis? 2 Pyruvates ?

Anaerobic Fermentation (Lactic Acid or Alcoholic) CYTOPLASM Oxygen present Cellular Respiration (aerobic) 2 Pyruvates Oxygen not present Anaerobic Fermentation Anaerobic Fermentation (Lactic Acid or Alcoholic)

Where does Anaerobic Fermentation take place? What organisms do alcoholic or lactic acid fermentation? What is created from fermentation that is needed for Glycolysis to continue making 2 ATP’s?

(In muscles during short bursts of energy) Where does Anaerobic Fermentation (no oxygen) take place? Cytoplasm What organisms do alcoholic or lactic acid fermentation? Alcoholic = Yeast Lactic Acid = Animals (In muscles during short bursts of energy) What is created from fermentation that is needed for Glycolysis to continue making 2 ATP’s? 2 NAD+

What organisms use Cellular Respiration to make enough ATP (energy) for their needs?

All Eukaryotes!!!!

Step #3 of Cellular Respiration take place in the Mitochondria? GLYCOLYSIS – In Cytoplasm STEP #1 Mitochondria Where do Step #2 and Step #3 of Cellular Respiration take place in the Mitochondria? STAGE 2 STAGE 3

STEP #2 STAGE 2 STEP #3 STAGE 3 Hint: “Cycle takes place in the SPACE” GLYCOLYSIS – In Cytoplasm STEP #1 Mitochondria Kreb’s Cycle takes place in the SPACE of the Mitochondria STEP #2 Space STAGE 2 Electron Transport Chain takes place in the INNER MEMBRANE of the Mitochondria STEP #3 STAGE 3 Inner Membrane Hint: “Cycle takes place in the SPACE”

What is Step #2 called and what products are made? Charged Battery Charged Batteries ? NADH ? Glycolysis 2 Pyruvates 1 2 ? 2 ATP ?

What is Step #2 called and what products are made What is Step #2 called and what products are made? CO₂, NADH, FADH₂, 2ATP Charged Battery Charged Batteries NADH FADH2 NADH 2 Kreb’s Cycle Citric Acid Cycle Glycolysis 2 Pyruvates 1 CO₂ out 2 ATP 2 ATP

Step #3: What is this process called and what products are made Step #3: What is this process called and what products are made? What is the essential reactant? Charged Battery Charged Batteries NADH FADH2 NADH ? 2 3 1 Kreb’s Cycle Citric Acid Cycle ? Glycolysis 2 Pyruvates ? ? CO₂ out 2 ATP 2 ATP

Step #3: What is this process called and what products are made Step #3: What is this process called and what products are made? What is the essential reactant? Charged Battery NADH FADH2 NADH O₂ in 2 3 Kreb’s Cycle Citric Acid Cycle Glycolysis 2 Pyruvates Electron Transport Chain 1 H₂O out 32 ATP CO₂ out 2 ATP 2 ATP

What does the Electron Transport Chain need to make 32 ATP? Hint: Lucy and Ethel represented this in the video H₂O

REMEMBER: Electron Transport Chain Lucy and Ethel represent the OXYGEN needed Candy represented the Hydrogen present Wrapped Candy represent the WATER being produced Oxygen H₂O H+

What part of cellular respiration produces the most energy (ATP)? Kreb’s Cycle Citric Acid Cycle Glycolysis Electron Transport Chain

What part of cellular respiration produces the most energy (ATP)? Electron Transport Chain 32 ATP

Name the 3 steps of Cellular Respiration in correct order

Name the 3 steps of Cellular Respiration in correct order Glycolysis Kreb’s Cycle (Citric Acid Cycle) Electron Transport Chain

What is the total number of ATP made in Cellular Respiration? Charged Battery NADH FADH2 NADH O₂ in 2 3 Kreb’s Cycle Citric Acid Cycle Glycolysis 2 Pyruvates Electron Transport Chain 1 H₂O out 32 ATP CO₂ out 2 ATP 2 ATP

What is the total number of ATP made in Cellular Respiration? = 36 2 ATP 32 ATP 2 ATP Step 1 Step 3 Step 2

Cellular Respiration - Overview Obtain Glucose from eating or photosynthesis Glycolysis Kreb’s Cycle Electron Transport Chain Where does this take place? What are the reactants? What are the products? How many ATP’s are made?

32 ATP’s Cellular Respiration - Overview O₂ 2 ATP’s Glycolysis Obtain Glucose from eating or photosynthesis Glycolysis Kreb’s Cycle Electron Transport Chain Where does this take place? Cytoplasm Space (Matrix) of Mitochondria Membrane of Mitochondria What are the reactants? Glucose ADP & ATP NAD+ 2 Pyruvates FAD O₂ FADH₂ NADH What are the products? ATP CO₂ H₂O How many ATP’s are made? 2 ATP’s 32 ATP’s