Module 1 Biological Molecules

  • Created by: AGomez
  • Created on: 29-05-14 17:30
What changes the tertiary structure of an enzyme so that it cannot function and its function cannot be restored?
Denaturation
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What is the temperature that gives the enzyme rate of reaction?
Enzymes optimum temperature
2 of 20
What is enzymes usual optimum temperature?
40-50 degrees
3 of 20
What bonds does pH interfere with first?
Hydrogen
4 of 20
In the induced fit hypothesis states that an important part of catalysis in the active site relies on charged what?
R groups on amino acids
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What resists changes in pH by maintaing constant level of hydrogen ions in solution ?
Buffer
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What becomes more available as enzyme concentration increases?
More active sites
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What molecules have a similar shape to the substrate?
Competitive inhibitor
8 of 20
What does the attachment of a non competitive inhibitor to an enzyme molecule do?
Changes the tertiary structure
9 of 20
What doe a competitive inhibitor do to the enzymes rate of reaction?
Decrease rate of reaction
10 of 20
What type of inhibitors can permanently bind enzyme molecules?
Non competitive inhibitor
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What type of molecule carried chemical groups between enzymes to link together enzyme controlled reactions?
Co-enzymes
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What type of molecules ensure that enzyme controlled reactions can take place at an appropriate rate?
Inorganic ion cofactors
13 of 20
What vitamin makes a co enzyme which helps the body break down carbohydrates to release energy?
Vitamin B3
14 of 20
A coenzyme that is permanent part of an enzyme molecule is called what?
Prosthetic group
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What is used to make the enzyme substrate complex form more easily?
Inorganic ion cofactor
16 of 20
What do poisionous substances inhibit or overactivate
Enzymes
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What does the poison potassium cyanide inhibit?
Cell respiration
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What do protease inhibitors specifically inhibit?
Viral protease enzymes
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Respiration and photosynthesis are examples of what ?
Complex metabolic sequences
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Card 2

Front

What is the temperature that gives the enzyme rate of reaction?

Back

Enzymes optimum temperature

Card 3

Front

What is enzymes usual optimum temperature?

Back

Preview of the front of card 3

Card 4

Front

What bonds does pH interfere with first?

Back

Preview of the front of card 4

Card 5

Front

In the induced fit hypothesis states that an important part of catalysis in the active site relies on charged what?

Back

Preview of the front of card 5
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