Term
first law of thermodynamics |
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Definition
energy in the universe is constant |
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second law of thermodynamics |
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Definition
energy conversions increase the disorder of the universe |
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a chemical reaction that releases energy in covalent bonds if the reactants |
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requires an input of energy and yields products rich in potential energy |
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the cell does ____ types of celluar work |
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Definition
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driving endergonic reactions |
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Definition
pumping substances across membranes |
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proteins that function as biological catalyst |
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speed up the rate of reaction by lowering the Ea, and are not used up in the process |
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place where enzyme interacts with the enzymes substrate; this results because of an enzymes shape |
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chemicals that compete for the enzymes active site and thus block substrates from entering the active site |
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nonprotein helpers for enzymes that are inorganic such as zinc iron and coppor |
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organic molecule helpers for enzymes that are often vitamins |
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noncompetitive inhibitors |
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Definition
do not act directly with the active site of an enzyme |
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Definition
when the product of a metabolic pathway can serve as an inhibitor in the pathway |
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