Bio 8 Flashcards

1
Q

Protein part in the holoenzyme

A

Apoenzyme

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2
Q

The name of the binding complex with the enzyme

A

Activated intermediate substrate enzyme complex

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3
Q

The other name for the lock and key theory

A

Template theory—-> rigid model

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4
Q

The name of the flexible model

A

Induced fit model

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5
Q

The scientist that discovers the induced fit theory

A

Koshland

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6
Q

Describe the effect of the s concentration

A

The r r increases by the increasment of the s until it reaches a certain point:
The r r is maximal V max
Any increase in the substrate will not affect the r r
The enzymes are saturated
The s c is above Km

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7
Q

What is the michaelis constant

A

The s concentration that produces the half maximum velocity of enzymes

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8
Q

Low Km

A

Low s concentration
Hexokinase during fasting

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9
Q

High km

A

High s concentration
Glucokinase fed state

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10
Q

The certain tm is

A

Optimum tm

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11
Q

The enzymes related to the optimum PH

A

Pepsine - 1.5/2
Pancreatic 7.5/8
Salivary 6.8

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12
Q

The activity rate in the Ph depends on

A

Ionization of enzymes and s that is affected by Ph

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13
Q

Ex of the concentration of ions

A

Chlorine / salivary amylase
Calcium/ thrombokinase enzyme

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