Chapter 26 Nutrition and Metabolism
The process of glycolysis results in net gain of ____ ATP
2
The process called ____ is the synthesis of glucose from noncarbohydrates such as fats and amino acids
gluconeogenesis
Rank the events of cellular respiration in the correct order
glycolysis
transition reaction (formation of acetyl CoA)
citric acid (krebs) cycle
electron transport chain
The products of complete glucose catabolism (oxidation) include
water
ATP
carbon dioxide
Glycolysis occurs in the ______ of the cell
cytosol
Define glycogenesis
production of glycogen
Choose the number of net ATP yielded during each phase of aerobic respiration if starting with one glucose molecule
28 ATP from the electron transport chain
2 ATP from glycolysis
2 ATP from citric acid cycle
The _____ cycle is a cyclic series of reactions that results in the complete breakdown of nutrient molecules into CO2, NADH, FADH2, water, and ATP.
citric acid
Describe when glycogenolysis would occur
A while after a meal, as blood glucose levels drop
Describe what happens to pyruvic acid in the presence of oxygen
completes aerobic respiration
In the absence of oxygen, ATP is produced via an anaerobic process called ______
fermentation
Describe the reaction called phosphorylation
addition of inorganic phosphate to an organic molecule
The maximum number of ATP generated via aerobic respiration per glucose molecule is _____
32
List the end-products of the complete aerobic oxidation of glucose
carbon dioxide
water
ATP
List the three pathways by which glucose can be catabolized
anaerobic fermentation
aerobic respiration
glycolysis
The liver oxidizes lactic acid back to pyruvic acid when _____ becomes available again
oxygen
In anaerobic fermentation, NADH donates a part of electrons to ______ acid, thus reducing it to ______ acid and regenerating NAD
pyruvic; lactic
List the segments of the aerobic respiration pathway
citric acid cycle
electron transport chain
glycolysis
production of acetyl CoA
The final electron acceptor in the electron transport chain is _______
oxygen
Describe the electron transport chain
Series of oxidation reduction reactions occurring across the inner membrane of the mitochondria leading to the production of ATP