Enzyme Flashcards

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1
Q

The meaning of “zyme” in enzyme.

A

Yeast

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2
Q

RNAs with catalytic activity are called _____

A

Ribozyme

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3
Q

Is the region of an enzyme where substrate molecules bind and undergo a chemical reaction.

A

Active site

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4
Q

Is the intermediate reaction species that is formed when a substrate binds to the active site

A

Enzyme-product complex

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5
Q

Is the reactant in enzyme-catalyzed reaction

A

Substrates

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6
Q

What suffix is attached to the substrate of the reaction.

A

“-ase”

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7
Q

Is the enzyme that catalyze an oxidation-reduction reaction.

A

Oxidoreductase

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8
Q

Is an enzyme that catalyzes a hydrolysis reaction in which the addition of a water molecule to a bond causes the bond to break.

A

Hydrolase

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9
Q

Is an enzyme that catalyzes the isomerization (rearrangement of atoms or interconversion of optical, geometric, or positional isomers of a substrate in a reaction, converting it into a molecule isomeric with itself.

A

Isomerase

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10
Q

Is an enzyme that catalyzes the transfer of a functional group other than hydrogen form one molecule to another.

A

Transferases

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11
Q

Is an enzyme that catalyzes the addition of a group to a double bond or the removal of a group to form a double bond in a manner that does not involve hydrolysis or oxidation.

A

Lyase

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12
Q

An enzyme that catalyzes the bonding together of two molecules into one with the participation of ATP.

A

Ligase

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13
Q

oxidases

A

Oxidoreductases

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14
Q

reductases

A

Oxidoreductases

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15
Q

dehydrogenases

A

Oxidoreductases

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16
Q

transaminases

A

Transferases

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17
Q

kinases

A

Transferases

18
Q

lipases

A

Hydrolases

19
Q

proteases

A

Hydrolases

20
Q

nucleases

A

Hydrolases

21
Q

carbohydrases

A

Hydrolases

22
Q

phosphatases

A

Hydrolases

23
Q

dehydratases

A

Lyases

24
Q

decarboxylases

A

Lyases

25
Q

deaminases

A

Lyases

26
Q

hydratases

A

Lyases

27
Q

racemases

A

Isomerases

28
Q

mutases

A

Isomerases

29
Q

synthetases

A

Ligases

30
Q

carboxylases

A

Ligases

31
Q

This is the simplest type and a product of enzyme specificity.

A

Lock and Key Model

32
Q

Is a result of the enzyme’s flexibility; it adapts to accept the incoming substrate.

A

Induced fit model

33
Q

Enzyme will catalyze only one reaction.

A

Absolute

34
Q

The enzyme will act only on molecule that have a specific functional group, such as hydroxyl, amino, or phosphate group.

A

Group

35
Q

The enzyme will act on a particular stereoisomer.

A

Stereochemical

35
Q

The enzyme will act on a particular stereoisomer.

A

Stereochemical

36
Q

The enzyme will act on a particular type of chemical bond, irrespective of the rest of the molecular structure.

A

Linkage

37
Q

An enzyme composed only of protein (amino acid chains)

A

Simple Enzyme

38
Q

Is an enzyme that has a nonprotein part in addition to a protein part.

A

Conjugated enzyme

39
Q

Refers to the active enzyme with its nonprotein component

A

Holoenzyme

40
Q

The enzyme without its nonprotein moiety or the protein part of the conjugates enzyme and is inactive

A

Apoenzyme

41
Q

Small organic molecule

A

Coenzyme