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Bio 93 Midterm 2 Test Questions With All Correct Answers.

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What is a metabolic pathway? - Answer A pathway that a molecule goes through, resulting in a specific product. What is metabolism? - Answer The totality of an organisms chemical reactions Gibbs free energy - Answer Portion of a system that can perform work when temp and pressure are ...

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  • October 10, 2024
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COCOSOLUTIONS
Bio 93 Midterm 2 Test Questions With All
Correct Answers.
What is a metabolic pathway? - Answer A pathway that a molecule goes through, resulting in a specific
product.



What is metabolism? - Answer The totality of an organisms chemical reactions



Gibbs free energy - Answer Portion of a system that can perform work when temp and pressure are
uniform throughout the system.



What is a way to show change in free energy? - Answer



What does a negative Delta G mean? - Answer A process that is spontaneous



What does spontaneous mean? - Answer Means that a process will occur.



What happens to the energy in a exergonic reaction? - Answer It is released



What happens to the energy in an endergonic reaction? - Answer It is consumed in the reaction.



True or False



A cell must have endergonic and exergonic reactions - Answer True



Is ATP Hydrolysis an exergonic or endergonic reaction? - Answer Exergonic



Mechanical and Transport work are what kind of reactions? - Answer Endergonic

, Why does ATP hydrolysis release so much energy? - Answer All 3 phosphate groups ate neg. charged,
so there is mutual repulsion within all of them



What do enzymes do? - Answer Lower energy barriers to drive chemical reactions



What does the suffix -ase usually mean? - Answer An enzyme



How does an exergonic energy profile look like? - Answer



Enzymes are biological ___________ - Answer Catalysts



What is the site of cellular respiration in all eukaryotic cells? - Answer Mitochondria



In Biology, what is another word for the addition of electrons to a substance? - Answer Reduction



In Biology, what is another word for the loss of electrons to a substance? - Answer Oxidation



What is cellular respiration? - Answer Catabolic reactions used to generate ATP



Where does glycolysis happen? - Answer In the cytosol



What is glycolysis? - Answer The breaking down of glucose into 2 molecules of a compound of
pyruvate.



What happens in the citric acid cycle? - Answer The breakdown of glucose to carbon dioxide is
completed.



What is stage 1 of cellular respiration? - Answer Glycolysis



What is stage 2 of cellular respiration? - Answer Pyruvate oxidation and citric acid cycle

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