27 terms

Ap Biology

Cell respiration
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Catabolic
Cell respiration is most accurately described as a ____ process
The energy of the electrons can be used to make ATP
The transfer of electrons from glucose to oxygen during aerobic respiration takes place in a stepwise fashion through a number of intermediates rather than by direct transfer. This is because
Catabolism
The splitting of molecules into smaller components is referred to as _______
Anabolic reaction
are generally endergonic, usually require ATP, are part of metabolism, may produce polysaccarides from monosaccharides.
Redox process (Reduction and Oxidation)
Aerobic respiation is classified as______
Electrons; proton
During chemiosmosis ________ are transferred from NADH and FADH2 to electron acceptor molecules, and the nergy released is used to create a __________
C6H12O6 + 6O2 + 6H20 -> 6CO2 +12H2O + energy
Overall reaction for the aerobic reaction of glucose is summarised as
Oxidized to carbon dioxide
In aerobic respiration, glucose is completely
Electron transport and chemiosmosis
ATP, H2O, NAD+, FAD
citric acid cycle
CO2, NADH, FADH2, ATP
formation of acetyl CoA
Acetyl CoA, CO2, NADH
glycolysis
pyruvate, ATP, NADH
Formation of acetyl CoA
citric acid, Co2, NADH
Formation of Acetyl CoA
is not started with Citric acid, CO2, NADH
Oxygen in a series of steps
In aerobic respiration, the electrons associated with the hydrogen atoms in glucose are transferred to
Cytosol
In eukaryotes, glycolysis occurs in the
Pyruvate
IN glycolysis, a six-carbon glucose molecule is converted to two three-carbon molecules of _______
2
Glycolysis yields a net energy profit of ____ ATP molecules per molecule of glucose.
ATP synthase
In chemiosmosis, ATP is produced as hydrogen ions (protons) pass through:
Four
Considering only glycolysis and the conversion of pyruvate molecules to acetyl CoA molecules, how many NADH molecules will be produced from one glucose molecule?
1ATP, 3 NADH, and 1 FADH2
During the citric acid cycle, each acetyl group entering the cycle yields.
4CO2 + 6NADH +2FADH2 + 2 ATP
IN the citric acid cylce, two acetyl CoA molecule are metabolized to
The citric acid cycle
A glucose molecule that is metabolized via aerobic respiration has been completely broken down and released as CO2 by the end of
The proton gradient established during electron transport is a form of potential energy
Which of the following statements about the electron transport chain is true?
Chemiosmosis
When hydrogen ions (protons) are pumped across the inner mitochondrial membrane, they form a proton gradient. ATP is then formed by a process knwon as:
ATP is produced by phosphrylation of ADP
Chemiosmosis allows exergonic redox processes to drive the endergonic reaction in which:
THe role of the oxygen molecules required for aerobic respiration is
to accept the low energy electrons at the end of the electron transport chain.
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