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7.012_Section_3_-solution_key_-2010

7.012_Section_3_-solution_key_-2010 - Solution key 7.012...

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1 Solution key - 7.012 Recitation 3 - 2010 Questions : 1. This is a diagram of ATP i. Draw a line to show which bond that is broken when this molecule is used as an energy source. ii. Star * the atom(s) that can form a hydrogen bond with the complementary base. 2. A representation of the mitochondrion is shown below. iii. If aerobic respiration is occurring in this cell, O 2 is consumed. What is the role of O 2 in this cell? What is produced from the O2? It being highly electronegative serves as the final electron acceptor and produces water as the final end product of a series of oxidation-reduction reactions that occur in the inner mitochondrial membrane and together comprise oxidative phosphorylation. iv. If aerobic respiration is occurring in this cell, CO 2 is released. What is the source of this C O 2 ? What is the ATP that is generated used for? Pyruvate that is produced from glucose during glycolysis, is the source. The ATP generated serves as the energy currency of the cell.
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