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Bioenergetics: the Flow of Energy in the Cell
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Beckers World of the Cell Study Set 1

Biology

Quiz 5 :
Bioenergetics: the Flow of Energy in the Cell

Quiz 5 :
Bioenergetics: the Flow of Energy in the Cell

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Which of the following types of work involves a change in position of the cell or a cell structure?
Free
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Answer:

C

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Muscle contraction is an example of which of the following types of work?
Free
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Answer:

B

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Animals that regulate their body temperature independently of the environment are called
Free
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Answer:

B

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Bioluminescence can be driven by
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Fireflies have the ability to convert the energy in ATP to light.Which of the following types of work is performed by the firefly?
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Nerve impulses travel along neurons by the opening of channels that allow sodium ions to flow inward,followed by an outward flow of potassium ions.In order to ensure that the impulse may be produced at any time,sodium is actively transported out of the cell and potassium is transported into the cell by the sodium/potassium pump.Which of the following types of work is performed by the sodium/potassium pump?
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Bioenergetics can be simply defined as
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Which of the following is defined as "heat content"?
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Which of the following is an endothermic process?
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Which of the following is a phototroph?
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Which of the following is a chemoheterotroph?
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"The total amount of mass-energy in the universe is constant," is a statement of
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In a reversible chemical reaction at equilibrium,the concentration of X (the reactant)is 0.75 mol/L,and the concentration of Y (the product)is 2.25 mol/L.At 25°C,what would be the Keq?
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In a chemical reaction at equilibrium,the concentration of R (the reactant)is 3.0 mol/L and the concentration of P (the product)is 0.9 mol/L.At 25°C,what would be the Keq?
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In a chemical reaction,the standard free energy change (ΔG°')is calculated to be 3.67 cal/mol.What can be said of the chemical reaction?
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In a chemical reaction,the standard free energy change (ΔG°')is calculated to be −3.67 cal/mol.What can be said of the chemical reaction?
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A negative free energy change indicates that
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A spontaneous reaction
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Which of the following is not a basic need of the cell?
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When the ΔG°' of a chemical reaction is positive (K'eq < 1.0)under standard conditions,
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