enzymology (1) Flashcards

1
Q

it is highly specialized proteins

A

Enzymes

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2
Q

it is serves as catalyst

A

Enzymes

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3
Q

enzyme contains what?

A

active site and allosteric site

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4
Q

region within an enzyme where the substrate fits in

A

Active site

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5
Q

site other than the active site

A

Allosteric Site

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6
Q

reactants that are activated by enzymes

A

Substrate

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7
Q

rate is directly proportional to substrate concentration

A

First order kinetics

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8
Q

plateau is reached, depends only on enzyme concentration

A

Zero order kinetics

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9
Q

when maximum velocity is reached, the rate of increase in velocity is

A

zero

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10
Q

for each 10 degrees celcius, rate of reaction is

A

doubled

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11
Q

it is the optimal temperature

A

37

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12
Q

denaturation of protein

A

40 - 50

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13
Q

enzyme is destroyed totally

A

60 - 65

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14
Q

nonprotein molecules, activation of enzymes

A

cofactors

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15
Q

organic factors

A

coenzymes

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16
Q

apoenzyme + prosthetic group

A

holoenzyme

17
Q

inorganic compounds

A

activators

18
Q

same activity but different physical and chemical properties

A

isoenzymes

19
Q

are chemicals that reduced the rate of enzymatic reaction

A

inhibitors

20
Q

physically binds to active site of an enzyme

A

competitive inhibitor

21
Q

does not compete with the substrate but look for areas other than the active site

A

non-competitive inhibitor

22
Q

binds to the ES complex

A

uncompetitive inhibitor