1. Glycolysis A. is an ancient, metabolic fossil B. is an enzyme that degrades glucose C. synthesizes the blood sugar, glucose D. occurs in the mitochondrion 2. Niacin A. is the common name for vitamin D B. is a disease caused by the deficiency of the amino acid tryptophan C. is essential for the transport of phosphate groups D. is an essential component of nicotinamide adenine dinucleotide A 3. Adding multiple phosphate groups to molecules A. increases charge repulsion B. decreases the stability of a molecule C. weakens the bonds between other atoms D. all of the above 4. DHAP and GAP concentrations are in equilibrium because A. each glucose molecule is converted to one of each B. triose isomerase can intercovert the two molecules A. C. each is used directly in glycolysis IC D. none of the above 5. Glycolysis is important because A. it converts inorganic phosphate to organic phosphate B. it releases oxygen to the atmosphere C. it consumes oxygen D. none of the above by addition of two hydrogens. 6. Pyruvate is converted to A. glyeraldehyde B. lactate C. ATP D. phosphoenolpyruvate 7. Mitochondria A. are surrounded by two membranes B. contain DNA that is like that of bacteria C. have an innermost volume termed the matrix D. all of the above 8. During mitochondrial activity, the proton concentration of the intermembrane volume is times that of the innermost compartment. A. 100 B. 1,000 C. 10,000 D. 100,000 9. Pumping of protons across the mitochondrial inner membrane relies on A. oxygen added to the beginning of an electron transport chain B. FAD and NAD adding protons to the electron transport chain C. electron carriers removing electrons from the beginning of an electron transport chain D. the tricarboxylic acid cycle adding electrons to the electron transport chain times more ATP than glycolysis. 10. Respirations produces A. 8 B. 19 C. 28 D. 38 11. Chlorophyll absorbs light easily because A. it has a lipid tail B. it contains conjugated C. it is green D. it contains a magnesium core ouble bonds 12. Photosystem Il is found in A. intergrana B. granal lamellae C. the stroma D. starch grains 13. The unique properties of phosphate groups include: A. phosphate groups can weaken chemical bonds B. phosphate groups add a strong negative charge C. phosphate groups can add strain to molecules D. all of the above 14. The transfer of electron excitation between chlorophyll molecules is termed A. special pair transfer B. electron magnetic transfer C. resonance induction D. absorbance transfer ABCD | »