Enzyme Reaction The ability of Vibrio fischeri to convert chemical energy directly into radiant energy in bioluminescence is an example of __________ at work. the third law of thermodynamics the first law of thermodynamics Shelford's law of tolerance Leibig's law of the minimum the third law of thermodynamics the first law of thermodynamics Shelford's law of tolerance Leibig's law of the minimum ANSWER DOWNLOAD EXAMIANS APP
Enzyme Reaction Which of the following is the best evidence for the lock and key theory of enzyme action? Compounds similar in structure to the substrate inhibit enzyme activity Enzymes speed up reactions by definite amounts Enzymes are found in living organisms and speed up certain reactions Enzymes determine the direction of a reaction Compounds similar in structure to the substrate inhibit enzyme activity Enzymes speed up reactions by definite amounts Enzymes are found in living organisms and speed up certain reactions Enzymes determine the direction of a reaction ANSWER DOWNLOAD EXAMIANS APP
Enzyme Reaction To a living organism, which of the following has the greatest amount of available energy per molecule? AMP ATP H2O ADP AMP ATP H2O ADP ANSWER DOWNLOAD EXAMIANS APP
Enzyme Reaction Anthranilate synthase, the first enzyme of tryptophan biosynthesis after the branch point shows feedback inhibition and repression due to D-L-tryptophan hydantoin L-serine L-tryptophan pyruvate D-L-tryptophan hydantoin L-serine L-tryptophan pyruvate ANSWER DOWNLOAD EXAMIANS APP
Enzyme Reaction If the free energy change (ΔG) in a reaction is a negative value, it indicates that the reaction is in negative direction reaction releases energy reaction absorbs energy reaction is in positive direction reaction is in negative direction reaction releases energy reaction absorbs energy reaction is in positive direction ANSWER DOWNLOAD EXAMIANS APP
Enzyme Reaction A substrate binds to its enzyme at a location called the __________ site. coenzyme substrate active polypeptide coenzyme substrate active polypeptide ANSWER DOWNLOAD EXAMIANS APP
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