Physio Ch. 5-6 Quiz

Where does glycolysis occur?

• cytosol

• mitochondrial matrix

• inner mitochondrial membrane

Where does the tricarboxylic acid cycle (Krebs cycle) occur?

• cytosol

• mitochondrial matrix

• inner mitochondrial membrane

Where does oxidative phosphorylation occur?

• cytosol

• mitochondrial matrix

• inner mitochondria membrane

What is metabolism?

• the breakdown of molecules that involve energy transformation

• the reactions in your body that require energy

• the breakdown of molecules to release energy

• the reactions in your body that involve energy transformation

What is catabolism?

• reactions in body that involve energy transformation

• breakdown of molecules to release energy

• synthesis of larger molecules from smaller ones, require energy

What is anabolism?

• reactions in the body that involve energy transformation

• breakdown of molecules to release energy

• synthesis of larger molecules from smaller ones, require energy

Which of the following are primary sources of energy for ATP synthesis?

• glucose

• cytosol

• fatty acids

• proteins

• amino acids

_______ is when an atom or molecule gains electrons and _______ is when an atom or molecule loses electrons

• reduction, oxidation

• oxidation, reduction

Oxidation-reduction reactions in the cell involve the transfer of ________, rather than electrons

• oxygen atoms

• nitrogen atoms

• hydrogen atoms

• proteins

What is glycolysis?

• the synthesis of ATP via the pairing of the electron transport system

• the process of converting glucose to ATP

• the breakdown of glucose to release energy