MasteringBiology – Glycolysis Exam
Questions and Answers
how many NADH molecules are produced by glycolysis? - Answer -two
in glycolysis, what are ATP molecules produced by? - Answer -substrate-level
phosphorylation
what are products of glycolysis? - Answer -pyruvate, ATP, NADH
what is a product of the citric acid cycle? - Answer -FADH₂
in glycolysis, what starts the process of glucose oxidation? - Answer -ATP
in glycolysis, what is the net gain of ATP? - Answer -2
when a compound donates (loses) electrons, that compound becomes __________.
such a compound is often referred to as an electron donor. - Answer -oxidized
when a compound accepts (gains) electrons, that compound becomes __________.
such a compound is often referred to as an electron acceptor. - Answer -reduced
in glycolysis, the carbon-containing compound that functions as the electron donor is
________. - Answer -glucose
once the electron donor in glycolysis gives up its electrons, it is oxidized to a compound
called __________. - Answer -pyruvate
__________ is the compound that functions as the electron acceptor in glycolysis. -
Answer -NAD+
the reduced form of the electron acceptor in glycolysis is __________. - Answer -NADH
among the products of glycolysis, which compounds contain energy that can be used by
other biological reactions? - Answer -pyruvate, ATP, and NADH
correct statements regarding ATP synthesis in glycolysis: substrate-level
phosphorylation - Answer --a bond must be broken between an organic molecule and
phosphate before ATP can form
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