'Exergonic reactions' diaporamas de présentation

Chapter 5

Chapter 5. The Working Cell. Cool "Fires" Attract Mates and Meals Living cells put energy to work by means of enzyme-controlled reactions The firefly's use of light to signal mates results from a set of such reactions The reactions occur in light-producing organs at the rear of the insect

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Chapter 8

Chapter 8. An Introduction to Metabolism. Cells & Energy. Overview: The Energy of Life The living cell Is a miniature factory where thousands of reactions occur Converts energy in many ways. Energy Conversions. Some organisms like Jellyfish - Convert energy to light

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Chapter 4

Chapter 4. How Cells Work. Energy. Energy is central to life Universal relationship between energy and work Ultimate energy source = SUN Plants transform light energy into chemical energy (C6H12O6) Photosynthesis. What is energy?. Energy = capacity to do work

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Theoretical Fundamentals of Bioenergetics

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Glycolysis and Krebs Cycle

Glycolysis and Krebs Cycle. Net Results of Glycolysis and Krebs Cycle. Glycolysis: IN: Glucose + 2 ATP OUT: 2 Pyruvate + 4 ATP + 2 NADH 2 ATP in and 4 ATP out = a net gain of 2 ATP Krebs Cycle (x2): IN: Pyruvate OUT: 1 ATP + 4 NADH + 1 FADH 2 + 3 CO 2

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BIO 10 Lecture 6

BIO 10 Lecture 6. THE VITAL FORCE: AN INTRODUCTION TO ENERGY. WHAT IS ENERGY?. Energy = the capacity to do work Energy is a tricky subject to understand because it can be measured but not seen . Two main forms: Potential energy : stored energy a rock on a hill a lump of coal

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AN INTRODUCTION TO METABOLISM

AN INTRODUCTION TO METABOLISM. Metabolism, Energy, and Life. 1. The chemistry of life is organized into metabolic pathways 2. Organisms transform energy 3. The energy transformations of life are subject to two laws of thermodynamics 4. Organisms live at the expense of free energy

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LEQ: What is the role of ATP in cellular activities?

LEQ: What is the role of ATP in cellular activities?. Cellular Energy Pages 72 to 75. Energy. What is energy? The capacity to do work What is Kinetic energy? Energy of motion Heat (thermal energy) is kinetic energy given off due the the movement of molecules What is Potential energy?

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ENERGY & Enzymes

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WEEK 6: Cellular Respiration and the ADP-ATP Cycle

WEEK 6: Cellular Respiration and the ADP-ATP Cycle. LEARNING OUTCOMES By the end of these lessons, you should be able to: Explain the series of reactions that result in th e transfer of chemical energy to ATP. Describe ATP and explain how it is used by cells. Describe aerobic respiration.

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Chapter 4

Chapter 4. High-Energy Bonds. 30 August, 2004. Overview. High-energy bonds are weak (thermodynamically unstable) covalent bonds. Input of activation energy (less than the energy of the bond to be broken) is required even for exergonic reactions.

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Chapter 4

Chapter 4. High-Energy Bonds. 28 August, 2006. Overview. High-energy bonds are weak (thermodynamically unstable) covalent bonds. Input of activation energy (less than the energy of the bond to be broken) is required even for exergonic reactions.

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Photo Story Project

Photo Story Project. Francheska Aquino And Dominick Manalo. ATP Cycle Diagram.

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