BIOL 1500: Final Exam review questions with Correct Answers

BIOL 1500: Final Exam review questions with Correct Answers ATP, CO2, and ethanol - Yeast cells grown anaerobically can obtain energy by fermentation, which results in the production of? NAD+ is reduced to NADH during glycolysis - Which of the following statements about NAD+ is true? oxidation of pyruvate to acetyl CoA and the citric acid cycle - Carbon dioxide (CO2) is released during which of the following stages of cellular respiration? It is stored in NADH and FADH2 - A glucose molecule is completely broken down to carbon dioxide and water in glycolysis and the citric acid cycle, but together these two processes yield only a few molecules of ATP. What happened to most of the energy that the cell obtains from the oxidation of glucose? It represents the first stage in the chemical oxidation of glucose by a cell - Which of the following describes the process of glycolysis? 2100% Pass Guarantee Sophia Bennett, All Rights Reserved © 2025 oxidative phosphorylation - Which of the following metabolic pathways requires a proton gradient? Glucose is consumed, and carbon dioxide is produced - In the process of cellular respiration, what is consumed, and what is produced? glycolysis and fermentation - Which of the following metabolic pathways occur(s) in the cytosol of eukaryotic cells? 4 - In the complete oxidation of a molecule of glucose (C6H12O6) in aerobic cellular respiration, how many molecules of ATP are produced by substrate-level phosphorylation? mitochondrial intermembrane space - Energy released by the electron transport chain is used to pump H+ into which location in eukaryotic cells? Two molecules of ATP are used, and four molecules of ATP are produced - Which of the following statements correctly describes how ATP is involved in the oxidation of one molecule of glucose in glycolysis? a monosaccharide and a fatty acid - Two molecules with the chemical formulas C6H12O6 and C6H12O2 are probably inner membrane - Where in mitochondria is the enzyme ATP synthase localized? 3100% Pass Guarantee Sophia Bennett, All Rights Reserved © 2025 Valence electrons have a higher energy level than those in other filled shells - Which of the following is true of the energy levels of electrons in shells? catabolic pathways - Which of the following terms describes metabolic pathways that break down complex molecules to release stored energy? inner mitochondrial membrane - Where are the proteins of the electron transport chain located in a eukaryotic cell? redox reactions in the electron transport chain - What is the source of the energy used to generate the proton gradient across the inner mitochondrial membrane? The basic function of fermentation is the regeneration of NAD+, which allows continued ATP production by glycolysis - Identify all correct statements about the basic function of fermentation. glucose → glycolysis → pyruvate oxidation → citric acid cycle → electron transport chain - Which of the following sequences represents the corr