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-tryptophan pyruvate L-serine D-L-tryptophan hydantoin L-tryptophan pyruvate L-serine 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 absorbs energy reaction is in positive direction reaction releases energy reaction is in negative direction reaction absorbs energy reaction is in positive direction reaction releases energy 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. half lesser approximately equal greater half lesser approximately equal greater 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. half greater lesser approximately equal half greater lesser approximately equal ANSWER DOWNLOAD EXAMIANS APP
Enzyme Reaction An enzyme that is always produced, regardless of the presence of substrates or the end products, is called a constitutive enzyme an allosteric enzyme a repressible enzyme an isoenzyme a constitutive enzyme an allosteric enzyme a repressible enzyme an isoenzyme ANSWER DOWNLOAD EXAMIANS APP
Enzyme Reaction If the Keq for an enzymatic reaction is greater than 1, the reaction none of these will be endergonic both (a) and (b) can not occur without the input of energy none of these will be endergonic both (a) and (b) can not occur without the input of energy ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS