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Light Energy Photosynthesis Cellular Respiration O 2 + C 6 H 12 O 6 CO 2 + H 2 O.

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Presentation on theme: "Light Energy Photosynthesis Cellular Respiration O 2 + C 6 H 12 O 6 CO 2 + H 2 O."— Presentation transcript:

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2 Light Energy Photosynthesis Cellular Respiration O 2 + C 6 H 12 O 6 CO 2 + H 2 O

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4 ______________ are the units we use to describe how much energy is stored in food

5 Calories are the units we use to describe how much energy is stored in food 1 gram of glucose releases 3811 calories of heat energy! A calorie is the _____________________________________________ ________ calories = ___ kilocalorie = _______________ (with a capital C – on food labels)

6 Calories are the units we use to describe how much energy is stored in food 1 gram of glucose releases 3811 calories of heat energy! A calorie is the amount of energy needed to raise 1 gram of water by 1 degree celsius ________ calories = ___ kilocalorie = _______________ (with a capital C – on food labels)

7 Calories are the units we use to describe how much energy is stored in food 1 gram of glucose releases 3811 calories of heat energy! A calorie is the amount of energy needed to raise 1 gram of water by 1 degree celsius 1000 calories = 1 kilocalorie = 1 Calorie (with a capital C – on food labels)

8 In cellular respiration, cells__________________________ ________________________________________________

9 In cellular respiration, cells gradually release the energy from glucose and other food compounds

10 Overview of Cellular Respiration (p. 222) Glucose 36 ATP 2 ATP Glycolysis

11 Overview of Cellular Respiration (p. 222) Glucose2 Pyruvate 36 ATP 2 ATP Glycolysis With O2

12 Overview of Cellular Respiration (p. 222) Glucose2 Pyruvate Krebs Cycle 36 ATP 2 ATP Glycolysis With O2

13 Overview of Cellular Respiration (p. 222) Glucose2 Pyruvate Krebs Cycle Electron Transport Chain 36 ATP 2 ATP Glycolysis With O2

14 Overview of Cellular Respiration (p. 222) Glucose2 Pyruvate Krebs Cycle Electron Transport Chain 36 ATP 2 ATP Glycolysis With O2 Without O2

15 Overview of Cellular Respiration (p. 222) Glucose2 Pyruvate Krebs Cycle Alcoholic Fermentation OR Lactic Acid Fermentation Electron Transport Chain 36 ATP 2 ATP Glycolysis With O2 Without O2

16 _________________________ is the process that releases energy by breaking down glucose and other food molecules in the presence of oxygen.

17 Cellular Respiration is the process that releases energy by breaking down glucose and other food molecules in the presence of oxygen.

18 Equation: ____________________________________________ oxygen + glucose  carbon dioxide + water + energy

19 Equation: 6 O2 + C6H12C6  6 CO2 + 6 H2O + Energy (ATP) oxygen + glucose  carbon dioxide + water + energy

20 There are ___ stages of cellular respiration: 1._________________________ 2._________________________ 3._________________________

21 There are 3 stages of cellular respiration: 1._________________________ 2._________________________ 3._________________________

22 There are 3 stages of cellular respiration: 1.Glycolysis 2._________________________ 3._________________________

23 There are 3 stages of cellular respiration: 1.Glycolysis 2.Krebs Cycle 3._________________________

24 There are 3 stages of cellular respiration: 1.Glycolysis 2.Krebs Cycle 3.Electron Transport Chain

25 Glycolysis (p. 223) Glycolysis is the process in which one molecule of glucose is broken in half, producing two molecules of pyruvic acid, a 3- carbon compound. How much ATP is released during glycolysis ?

26 The Krebs Cycle (p. 226) During the Krebs cycle, pyruvic acid is broken down into carbon dioxide in a series of reactions. How much ATP is released during the Krebs cycle?

27 The Electron Transport Chain (p. 228 ) The electron transport chain uses the high energy electrons from the Krebs cycle to convert ADP into ATP. How much ATP is released by the Electron Transport Chain?

28 The pathways of cellular respiration are called ___________because they ________________.

29 The pathways of cellular respiration are called aerobic because they require oxygen.

30 Key Question: Why do we breathe? The________________________________________________ _______, and that is the reason we need to breathe! How much ATP is produced TOTAL with these steps of cellular respiration that use oxygen? ____________

31 Key Question: Why do we breathe? The energy releasing pathways of cell respiration require oxygen, and that is the reason we need to breathe! How much ATP is produced TOTAL with these steps of cellular respiration that use oxygen? ____________

32 Fermentation (p. 224 – 225) What happens when oxygen is NOT present? _______________ releases energy from food molecules by producing ATP in the absence of oxygen. Because fermentation does not require oxygen, it is said to be ____________________. There are __ main types of fermentation: __________________________________________ and ____________________________________

33 Fermentation (p. 224 – 225) What happens when oxygen is NOT present? Fermentation releases energy from food molecules by producing ATP in the absence of oxygen. Because fermentation does not require oxygen, it is said to be ____________________. There are __ main types of fermentation: __________________________________________ and ____________________________________

34 Fermentation (p. 224 – 225) What happens when oxygen is NOT present? Fermentation releases energy from food molecules by producing ATP in the absence of oxygen. Because fermentation does not require oxygen, it is said to be anaerobic. There are __ main types of fermentation: __________________________________________ and ____________________________________

35 Fermentation (p. 224 – 225) What happens when oxygen is NOT present? Fermentation releases energy from food molecules by producing ATP in the absence of oxygen. Because fermentation does not require oxygen, it is said to be anaerobic. There are 2 main types of fermentation: alcoholic fermentation and lactic acid fermentation

36 Alcoholic Fermentation (p. 224) Alcoholic fermentation uses ________________________________________________________ ________________________________________________________ ______. ________________and some other microorganisms use alcoholic fermentation.

37 Alcoholic Fermentation (p. 224) Alcoholic fermentation uses pyruvic acid and NADH to produce ATP, alcohol, carbon dioxide, and NAD +. Yeasts and some other microorganisms use alcoholic fermentation. How much ATP is produced TOTAL by alcoholic fermentation? ____________

38 Lactic Acid Fermentation (p. 225) Lactic acid fermentation ___________________________________ to produce ATP, lactic acid, and NAD +.

39 Lactic Acid Fermentation (p. 225) Lactic acid fermentation uses pyruvic acid to produce ATP, lactic acid, and NAD +. Lactic acid is ___________________________ _______ during rapid exercise when the body cannot supply enough oxygen to the tissues. When lactic acid builds up, it causes a painful, burning sensation. How much ATP is produced TOTAL by lactic acid fermentation? ____________

40 Lactic Acid Fermentation (p. 225) Lactic acid fermentation uses pyruvic acid to produce ATP, lactic acid, and NAD +. Lactic acid is built up in muscles during rapid exercise when the body cannot supply enough oxygen to the tissues. When lactic acid builds up, it causes a painful, burning sensation. How much ATP is produced TOTAL by lactic acid fermentation? ____________ It Burns!

41 PhotosynthesisCellular Respiration Function Location Reactants Products Equation

42 PhotosynthesisCellular Respiration FunctionCapture energy Location Reactants Products Equation

43 PhotosynthesisCellular Respiration FunctionCapture energyRelease energy Location Reactants Products Equation

44 PhotosynthesisCellular Respiration FunctionCapture energyRelease energy LocationChloroplast Reactants Products Equation

45 PhotosynthesisCellular Respiration FunctionCapture energyRelease energy LocationChloroplastMitochondria Reactants Products Equation

46 PhotosynthesisCellular Respiration FunctionCapture energyRelease energy LocationChloroplastMitochondria ReactantsCO 2 and H 2 O Products Equation

47 PhotosynthesisCellular Respiration FunctionCapture energyRelease energy LocationChloroplastMitochondria ReactantsCO 2 and H 2 OO 2 and C 6 H 12 O 6 Products Equation

48 PhotosynthesisCellular Respiration FunctionCapture energyRelease energy LocationChloroplastMitochondria ReactantsCO 2 and H 2 OO 2 and C 6 H 12 O 6 ProductsO 2 and C 6 H 12 O 6 Equation

49 PhotosynthesisCellular Respiration FunctionCapture energyRelease energy LocationChloroplastMitochondria ReactantsCO 2 and H 2 OO 2 and C 6 H 12 O 6 ProductsO 2 and C 6 H 12 O 6 CO 2 and H 2 O Equation

50 PhotosynthesisCellular Respiration FunctionCapture energyRelease energy LocationChloroplastMitochondria ReactantsCO 2 and H 2 OO 2 and C 6 H 12 O 6 ProductsO 2 and C 6 H 12 O 6 CO 2 and H 2 O Equation 6 CO 2 + 6 H 2 O  O 2 + 6 C 6 H 12 O 6

51 PhotosynthesisCellular Respiration FunctionCapture energyRelease energy LocationChloroplastMitochondria ReactantsCO 2 and H 2 OO 2 and C 6 H 12 O 6 ProductsO 2 and C 6 H 12 O 6 CO 2 and H 2 O Equation 6 CO 2 + 6 H 2 O  O 2 + 6 C 6 H 12 O 6 6 O 2 + C 6 H 12 O 6  6 CO 2 + 6 H 2 O


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