8. Respiration
Redox Reactions
8. Respiration
Redox Reactions
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- Multiple Choice
Oxidation is the _________________________, and reduction is the _________________________.
a) Gain of electrons; Loss of electrons.
b) Gain of protons; Loss of protons.
c) Loss of electrons; Gain of electrons.
d) Gain of oxygen; Loss of oxygen.
- Multiple Choice
When glucose donates electrons to NAD+ creating NADH, the glucose molecule becomes:
a) Hydrolyzed.
b) Oxidized.
c) Neutral.
d) Reduced.
- Multiple Choice
An electron carrier before it harvests energy from glucose molecules in a series of gradual steps is:
a) Pyruvate.
b) AMP.
c) ATP.
d) NAD+.
e) NADH.
- Multiple ChoiceA molecule becomes more oxidized when it __________.
- Open QuestionWhat is the oxidizing agent in the following reaction?Pyruvate+NADH+H+→Lactate+NAD+a. oxygenb. NADHc. lactated. pyruvate
- Open QuestionDraw a chemical equation to represent the redox reaction that occurs when methane (CH4) burns in the presence of oxygen (O2). Identify the reactant that is reduced and the reactant that is oxidized. Of the four molecules that should be in your equation, point out the one that has bonds with the highest potential energy.