Biology ch 6 Metabolism

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Author:
toribloom
ID:
177140
Filename:
Biology ch 6 Metabolism
Updated:
2012-10-12 11:06:58
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biology
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biology metabolism
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  1. An ATP molecule consists of a nitrogen-containing base called ___, a sugar ______, and three _____ groups.
    • adenine
    • ribose
    • phosphate
  2. Substances that participate in a reaction are _____ and
    substances that form as a result of the reaction are ______.
    Reactants

    Products
  3. The process of cellular respiration occurs in organelles
    called ______.
    chloroplasts
    mitochondria
    Mitochondria
  4. The reactants of photosynthesis are:
    water
    glucose
    carbon dioxide
    oxygen
    water, carbon dioxide
  5. The process of photsynthesis occurs in organelles called:
    lysosomes
    chloroplasts
    vesicles
    mitochondria
    chloroplasts
  6. The products in the process of cellular respiration are:
    oxygen
    water
    carbon dioxide
    glucose
    ATP
    • water
    • carbon dioxide
    • ATP
  7. The process of cellular respiration occurs in organelles called _____.

    vesicles
    mitochondria
    lysosomes
    chloroplasts
    mitochondria
  8. Select the components of an ATP molecule.

    fatty acid
    ribose
    adenine
    amino acid
    3 phosphate groups
    • ribosomes
    • 3 phosphate groups
    • adenine
  9. An unlit fire cracker is an example of ___ energy while an exploding fire cracker is an example of _______ energy.
    • potential
    • kinetic
  10. The reactants in the process of cellular respiration are:
    oxygen
    water
    carbon dioxide
    glucose
    • oxygen
    • glucose
  11. The protein through which hydrogen ions flow during ATP synthesis is called a(n) _______.
    thylakoid membrane complex
    ATP synthetase complex
    cristae membrane complex
    hydrogen pump
    ATP synthetase complex
  12. During cellular respiration, _____ is oxidized and _____ is reduced.
    • glucose
    • oxygen
  13. NAD+ accepts electrons during cellular respiration and ultimately transfers them to the ______ where energy for the production of _____ is harvested.
    Krebs cycle, ADP
    Calvin cycle, NADPH
    Electron transport chain, ATP
    Electron transport chain, ATP
  14. _____ energy is the amount of energy available after a chemical reaction has occured.
    kinetic
    free
    heat
    free
  15. In cellular respiration the oxygen is supplied in the _____.
    mitochondria
  16. Because hydrolysis occurs in the _______, _____ is not utilized.

    mitochondria, Carbon dioxide
    Golgi apparatus, ATP
    Cytoplasm, Oxygen
    cytoplasm, oxygen
  17. The rate of an enzymatic reaction is limited by the number of active sites available.
    True/false
    true
  18. The electron trasnport chain that functions during cellular respiration is found within the ______ membranes.
    thylakoid
    cristae
    granum
    cristae
  19. Energy is made available for ATP synthesis as ______ ions move down their electrochemical gradient.
    hydrogen
  20. As NAD+ is reduced, it accepts two ____ and a single _______ ion.

    protons; electron
    electrons; ATP
    electrons; hydrogen
    electrons; hydrogen
  21. During cellular respiration glucose loses electrons and hydrogen atoms and becomes ____ while oxygen gains electrons and hydrogen atoms and becomes ________.
    oxidized; reduced
    reduced; oxidized
    oxidized; reduced
  22. A reaction will occur spontaneously if the free energy is ____.
    negative
    positive
    negative
  23. A noncompetitive inhibitor binds to the ___ site changes the shape of the enzyme and renders it unable to bind to its substrate.
    allosteric

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