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AP biology "Free Energy" Flashcards

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7983830796MetabolismThe totality of an organism's chemical reaction0
79838307973 things energy helps to doOrganize, grow, reproduce1
7983830798BioenergeticsThe study of how organisms manage their energy resources2
7983830799Catabolic pathwayRelease energy by breaking down complex molecules into simpler ones i.e. Cellular respiration3
7983830800Anabolic pathwaysConsume energy to build complex molecules from simpler ones i.e. Amino acids making up proteins4
7983830801EnergyCapacity to cause change5
7983830802First law of thermodynamicsEnergy can be transferred in transformed, but it cannot be created or destroyed6
7983830803Second law of thermodynamicsEvery energy transfer increases the entropy (disorder) of the universe7
7983830804EntropyDisorder8
7983830805FalseT/F Living Systems violate the second law thermodynamics9
7983830806Free energyEnergy that can do work when temperature and pressure are uniform10
7983830807Negative ΔGSpontaneous11
7983830808Negative ΔGExergonic12
7983830809Negative ΔGCatabolic13
7983830810Positive ΔGEndedgonic14
7983830811Positive ΔGAnabolic15
7983830812Positive ΔGNot spontaneous16
7983830813ΔG = ΔH - TΔSEquation for ΔG17
7983830814symbol GFree energy18
7983830815Symbol HEnthalpy aka system's total energy19
7983830816symbol TTemperature20
7983830817symbol SSystems total entropy (disorder)21
7983830820Exergonic reactionHas a net RELEASE of free energy22
7983830821Exergonic reactionSpontaneos23
7983830822Exergonic reactionΔG < 024
7983830823Endergonic reactionProceeds with an ABSORPTION of free energy25
7983830824Endergonic reactionNot spontaneous26
7983830825Endergonic reactionΔG > 027
7983830826Adenine, ribose, phosphate groupATP is composed of28
7983830827HydrolysisProcess that breaks up phosphates in ATP and releases energy29
7983830828Free energyWhat is released when you break down ATP to ADP?30
7983830829StorageWhat can we do with extra free energy?31
7983830830SunWhere do we get a constant supply of free energy?32
7983830832HomeostasisMaintaining a stable internal environment33
7983830833OrderLife requires __________34
7983830834EnergyTo maintain order we need a constant supply of __________35
7983830835HeatEventually all energy ends up as _______36
7983830837DeathWhat happens if we have a decrease or disruption in energy?37

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