Unit 6 Homework Flashcards

1
Q

Enzymes speed reactions mainly by:

A

lowering activation energy

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2
Q

The names of enzymes commonly end in:

A

-ase

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3
Q

The active site of an enzyme is the region that:

A

is involved in the catalytic reaction of the enzyme

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4
Q

The components of the nucleotide ATP are:

A

adenine, ribose, and three phosphate groups

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5
Q

The chemical addition of a phosphate group to an organic molecule occurs in the process of:

A

phosphorylation

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6
Q

Regulation of enzyme activity through the conversion of the enzyme into active and inactive forms is known as:

A

allosteric regulation

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7
Q

A chemical reaction in which the reaction end products have more free energy than the reactants is known as a(n):

A

endergonic reaction

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8
Q

The enzyme that catalyzes the hydrolysis of sucrose into glucose & fructose is:

A

sucrase

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9
Q

Regulation of enzyme activity that occurs when an enzyme’s activity is inhibited by the buildup of the enzyme’s end product is known as:

A

feedback inhibition

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10
Q

Our current model of enzyme function is the:

A

induced-fit model

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