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Coupling

Quiz by Baylor Hodges

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10 questions
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  • Q1
    What is energy coupling?
    ATP pairing up.
    Absorbs free energy from its surroundings.
    Use of an exergonic process to drive an endergonic one.
    A reaction that occurs twice with the use of energy.
    30s
  • Q2
    What does ATP contain?
    Sugar ribose
    Cytozol
    Cellulose
    All answers are correct
    30s
  • Q3
    How are bonds broken between phosphate groups of ATP?
    Hydrolysis
    Covalent Bonds
    Enzymes
    Chemical reactions
    30s
  • Q4
    What is a recipient molecule with a phosphate group covalently bonded?
    Lipid
    Protein
    Phosphorylated Intermediate
    ATP
    30s
  • Q5
    What causes the release of energy during hydrolysis of ATP?
    Hydrogen bonds
    Phosphate bonds
    Polypeptide bonds
    From the chemical change of the system to a state of lower free energy
    30s
  • Q6
    How does ATP hydrolysis change proteins?
    Volume and pH
    Size and Function
    Texture and Density
    Shapes and Binding affinites
    30s
  • Q7
    ATP can be regenerated?
    False
    True
    30s
  • Q8
    What are the 3 main kinds of work that cells do?
    Mechanical
    Chemical
    Transport
    All answers are correct.
    30s
  • Q9
    ATP acts as the _________ ________ of energy that powers cellular work.
    Intermediate Source
    Final Source
    Only Source
    Primary Source
    30s
  • Q10
    The key to coupling is the formation of ATP.
    False
    True
    30s

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