Exam 9: Energy Metabolism

Oxidation-reduction reactions in the body are controlled by ________.

Before protein becomes an energy source,the _________ must be removed from the molecule.

During an overnight fast,the primary fuel for the brain and central nervous system is amino acids.

The electron transport chain takes place in the cytosol.

The conversion of pyruvate to acetyl-CoA is irreversible.

The body can make glucose from fatty acids.

The synthesis of fatty acids occurs in the _________ of the cell and the breakdown of fatty acids occurs in the _______ of the cell.

In most cases the starting material for gluconeogenesis is ________.

Metabolism is regulated by ________.

During the end reaction of the electron transport chain,oxygen becomes ________.