Biology 198 Module 5 Test Questions and Correct Answers

First Law of Thermodynamics energy cannot be created or destroyed, only be transferred and transformed Second Law of Thermodynamics During energy transfer or transformation, some energy is lost as heat (not 100% efficient) Living things _________ use heat to drive metabolic processes. cannot Metabolism the entire set of chemical reactions that occur within a cell (or multicellular organism) Oxidation reactions release energy Reduction reactions require energy Chemical reactions that release energy are know as ____________ reactions exergonic Chemical reactions that require an input of energy are known as ____________ reactions endergonic What are the three types of work? Mechanical (action) Transport Growth (building of new molecules) Glucose is held together by what bonds? Covalent Energy is the capacity to do work What are the three types of energy? Thermal (heat) Radiant (light) Chemical (molecules) Where in the structure of an ATP molecule is the energy stored? the chemical bonds between the phosphate groups How is energy released from ATP? When a phosphate group is released energy is released