BIOL 1201 : Respiration Review
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4.
Which of the following molecules plays the most important role in regulating the rate that the glycolysis proceeds?
Acetyl-CoA. | ||
Pyruvate. | ||
Oxygen availability. | ||
Phosphofructokinase (PFK). | ||
availability of FAD |
3. Inhibiting the enzyme acetylcholinesterase within the neuromuscular junction will result in which of the following?
Inhibition of the synthesis of neurotransmitter within the neuron. | ||
Inhibition of the breakdown of neurotransmitter within the synapse. | ||
Inhibtion of Ca(2+) uptake within the axon terminal | ||
Inhibition of the activation of the Na+ channels in the postsynaptic membrane. | ||
Inhibition of the release of neurotransmitter from the presynaptic neuron. |
2. You are given the following information: ATP is hydrolyzed and results in the generation of ADP, Pi, and energy (~7.3 kcal/mol). This suggests to you that ______________.
the reaction requires energy. | ||
the reaction is endergonic. | ||
the reaction is exergonic. | ||
the reaction does NOT release free energy. | ||
the reaction cannot be reversed. |
1) The complete catabolism of glucose results in the generation of ___________ ATP.
1. | 29 | |
2. | 100 | |
3. | 20 | |
4. | 50 |
2) The presence of _____________________ is a determinant factor on whether pyruvate continues its metabolism into the Krebs cycle.
3) As humans we breath in air that contains oxygen and breath out carbon dioxide . The oxygen we consume it is used in the metabolism of glucose in the ________________________.
1. | electron transport chain as an acceptor of electrons | |||||||||||||
2. | anaerobic respiration | |||||||||||||
3. | citric acid cycle | |||||||||||||
4.conversion of pyruvate to acetyl-CoA 4) A glucose molecule can generate energy, but only if sufficient amount of energy is invested to initiate the chemical reactions that are involved in the catabolism of the glucose molecule. True False 5) The ___________________ of glycogen from individual/separate molecults of glucose is an ___________________ reaction.
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