Slide 1History of Life on Earth Chapter 12 Slide 2 The Age of the Earth 4.5 billion years old 4.5 billion years old –Radiometric dating –Radioactive isotopes break down…

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1.Chapter 6:pp. 103-116 Metabolism: Energy and Enzymes Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. solar energy heat heat…

1. Production of ATP using the Aerobic System 2. Aerobic system of energy production needsoxygen At onset of activity, although oxygen is present in the muscles there isn’t…

1. Production of ATP using the Aerobic System 2. Aerobic system of energy production needsoxygen At onset of activity, although oxygen is present in the muscles there isn’t…

Slide 1 Chemistry Slide 2 EVERY CHLORINE ATOM HAS 17 PROTONS, WITHOUT EXCEPTION, –HOWEVER, NOT EVERY CHLORINE ATOM HAS 18 NEUTRONS. –ATOMS WITH THE SAME NUMBER OF PROTONS…

Slide 1Chemistry Slide 2 Slide 3  Electron- negatively charged particle  Proton- positively charged particle  Neutron- neutral particle, no charge Slide 4  Elements-…

Slide 1Temperature I. Definition- the quantity that tells us how hot or cold something is (compared to something else) II. It is expressed by a number on a scale Slide 2…

Slide 1 Energy In Reactions Energy is released or absorbed whenever chemical bonds are formed or broken. Because chemical reactions involve breaking and forming of bonds,…

Slide 1 Metabolism: Energy and Enzymes February 24 th, 2012 1 Slide 2 2 Outline Forms of Energy Laws of Thermodynamics Metabolic Reactions ATP Metabolic Pathways Energy of…