AP Bio chapter 6 Metabolism, energy, and life Exam Questions with Correct Answers

metabolism - ANSWER-metabolic pathway that releases energy by breaking down complex molecules to simpler compounds metabolic pathway - ANSWER-series of chemical reactions that either builds a complex molecule (anabolic pathway) or breaks down a complete molecule into simpler compounds (catabolic pathway) catabolic pathway - ANSWER-metabolic pathway that releases energy by breaking down complex molecules to simpler compounds anabolic pathway - ANSWER-metabolic pathway that consumes energy to synthesize a complex molecule from simpler compounds bioenergetics - ANSWER-1) the overall flow and transformation of energy in an organism 2) the study of how energy flows through organisms energy - ANSWER-capacity to cause change, especially to do work (to move against another or opposing force) kinetic energy - ANSWER-energy associated with the relative motions of objects; moving matter can perform work bu imparting motion to other matter potential energy - ANSWER-energy that matter possesses as a result of its location or spatial arrangement thermodynamics - ANSWER-study of energy transformations that occur in a collection of matter 1st law of thermodynamics - ANSWER-the principal of conservation of energy: energy can be transferred and transformed, but it cannot be created or destroyed 2nd law of thermodynamics - ANSWER-principle stating that every energy transfer or transformation increases the entropy of the universe; ordered forms of energy are at least partly converted to heat free energy - ANSWER-portion of a biological system's energy that can perform work when temperature and pressure are uniform throughout the system