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 determine the direction of a reaction Enzymes are found in living organisms and speed up certain reactions Enzymes speed up reactions by definite amounts Compounds similar in structure to the substrate inhibit enzyme activity Enzymes determine the direction of a reaction Enzymes are found in living organisms and speed up certain reactions Enzymes speed up reactions by definite amounts ANSWER DOWNLOAD EXAMIANS APP
Enzyme Reaction The affinity of an enzyme for its substrate, when the enzyme has a Km of 0.50 M will be __________ than the affinity of an enzyme for its substrate when the enzyme has a Km of 0.05 M. greater lesser approximately equal half greater lesser approximately equal half ANSWER DOWNLOAD EXAMIANS APP
Enzyme Reaction The fact that β-oxidation of fatty acids, occurs in the mitochondria whereas fatty acid synthesis occurs in the cytoplasmic matrix, is an example of regulation of enzymatic activity by the __________ mechanism. competitive inhibition repression compartmentation induction competitive inhibition repression compartmentation induction ANSWER DOWNLOAD EXAMIANS APP
Enzyme Reaction A substrate binds to its enzyme at a location called the __________ site. coenzyme active polypeptide substrate coenzyme active polypeptide substrate ANSWER DOWNLOAD EXAMIANS APP
Enzyme Reaction Adenosine triphosphate is a type of steroid fatty acid amino acid nucleotide steroid fatty acid amino acid nucleotide ANSWER DOWNLOAD EXAMIANS APP
Enzyme Reaction The ability of a competitive inhibitor to bind to an active site in an allosterically controlled enzyme is __________ than the ability of a non-competitive inhibitor to bind to an active site in the same allosterically controlled enzyme. approximately equal greater half lesser approximately equal greater half lesser ANSWER DOWNLOAD EXAMIANS APP
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