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Enzyme Reaction

Enzyme Reaction
Adenosine triphosphate is a type of

steroid
nucleotide
fatty acid
amino acid

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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
half
lesser
greater

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Enzyme Reaction
An enzyme that is always produced, regardless of the presence of substrates or the end products, is called

a constitutive enzyme
an isoenzyme
a repressible enzyme
an allosteric enzyme

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Enzyme Reaction
Reduction is the

loss of electron
gain of electron
loss of proton
gain of protons

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Enzyme Reaction
Anthranilate synthase, the first enzyme of tryptophan biosynthesis after the branch point shows feedback inhibition and repression due to

pyruvate
L-serine
L-tryptophan
D-L-tryptophan hydantoin

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Enzyme Reaction
The ability of Vibrio fischeri to convert chemical energy directly into radiant energy in bioluminescence is an example of __________ at work.

Shelford's law of tolerance
Leibig's law of the minimum
the first law of thermodynamics
the third law of thermodynamics

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