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Cards In This Set
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What is a metabolism?
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The totality of an organism's chemical reactions.
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What accelerates a metabolism?
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Enzymes.
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What is the job of catabolic pathways?
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They release energy by breaking down complex molecules to similar compounds.
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What do anabolic pathways do?
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They consume energy to build complicated molecules from simpler compounds.
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The energy released by catabolic pathways is used to...
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Drive anabolic pathways.
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What is bioenergetics?
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The study of how organisms manage their energy resources.
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What is energy?
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The capacity to do work- to move matter against opposing forces.
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What is kinetic energy?
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The energy of motion.
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What is potential energy?
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The energy that matter possesses because of its location or structure.
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What is chemical energy?
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A form of potential energy in molecules because of the arrangement of atoms.
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What is thermodynamics?
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The study of energy transformations.
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In the thermodynamic field, the term system indicates...
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The matter under study, and the surrounding are everything outside the system.
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A closed system in thermodynamics, like liquid in a thermos, is...
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Isolated from its surroundings.
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In an open system in thermodynamics, energy and often matter can be transferred between...
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The system and surroundings.
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Organisms are what kind of system?
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Open systems. They absorb energy-light or chmical energy in organic molecules and release heat and metabolic waste products.
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