Final Exam: Metabolism
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Autotrophs
Organisms obtaining carbon from inorganic sources like carbon dioxide.
Heterotrophs Organisms obtaining carbon from __ molecules produced by __.
organic; autotrophs
Photoautotrophs are Plants, algae, and some bacteria using __ for __
sunlight; photosynthesis.
Chemoheterotrophs are __ relying on organic molecules produced by __.
Animals and fungi; autotrophs
Entropy __ with energy loss
increases
Chemical Reactions are the process of transforming __, releasing or using __
molecules; energy.
Light Energy is energy from the sun used by __ for __
photoautotrophs; photosynthesis.
What type of energy is lost during entropy?
heat
Energy Transfer Movement is the energy within or between __.
a system and surroundings
Usable Energy is Energy available to do
work
Chemical energy is stored within __, and used for __ processes.
organic molecules; cellular
Equilibrium does what to entropy?
increases
Diffusion does what to entropy?
increases
Potential Energy is Energy due to the __ or __ (like a suspended wrecking ball)
position, state
Gibbs Free Energy is the __ energy in a chemical reaction after accounting for __
Usable; entropy
Delta G describes the __ in free energy during a chemical reaction
Change
<∆G is both __ and __
exergonic; spontaneous
> ∆G is both a __ and a __ reaction
non-spontaneous Endergonic
Energy coupling links exergonic__ to power cellular work.
ATP hydrolysis
Hydrolysis is ATP breakdown into __ (3) with water.
ADP, Pi, and free energy
Chemiosmosis is the process in mitochondria and chloroplasts producing __.
ATP
Photosynthesis
Conversion of solar energy into glucose for energy storage.
Redox Reactions
Pairs of reactions involving oxidation (loss of electrons) and reduction (gain of electrons) that occur simultaneously. These reactions are essential in electron transport chains.
Electron Transport Chains is a series of __ reactions involving the transfer of electrons between __.
redox; protein complexes embedded in membranes