Biology 2e
2nd Edition
ISBN: 9781947172517
Author: Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher: OpenStax
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Textbook Question
Chapter 7, Problem 10RQ
How many NADU molecules are produced on each turn of the citric acid cycle?
- one
- two
- three
- four
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How many NADU molecules are produced on each turn of the citric acid cycle?
a. one
b. two
c. three
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Two turns of the citric acid cycle will process ________ molecule(s).
one pyruvate
one pyruvate
one glucose
one glucose
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How much ATP can be generated from glucose when the citric acid cycle isoperating?
Chapter 7 Solutions
Biology 2e
Ch. 7 - Figure 7.11 Dinitrophenol (DNP) is an "uncoupler"...Ch. 7 - Figure 7.12 Cyanide inhibits cytochrome c oxidase,...Ch. 7 - (Figure 7.14) Tremetol, a metabolic poison found...Ch. 7 - The energy currency used by cells is ATP ADP AMP...Ch. 7 - A reducing chemical reaction. reduces the compound...Ch. 7 - During the second half of glycolysis, what occurs?...Ch. 7 - What is removed from pyruvate during its...Ch. 7 - What do the electrons added to NAD+ do? They...Ch. 7 - GTP or ATP is produced during the conversion of...Ch. 7 - How many NADU molecules are produced on each turn...
Ch. 7 - What compound receives elections from NADH? FMN...Ch. 7 - Chemiosmosis involves. the movement of electrons...Ch. 7 - Which of the following fermentation methods can...Ch. 7 - A major connection for sugars in glycolysis is...Ch. 7 - Beta-oxidation is. the breakdown of sugars the...Ch. 7 - The effect of high levels of ADP is to__inv __...Ch. 7 - The control of which enzyme exerts the most...Ch. 7 - Why is it beneficial for cells to use ATP rather...Ch. 7 - Nearly all organisms on Earth carry out some form...Ch. 7 - Because they lose their mitochondria during...Ch. 7 - What is the primary difference between a circular...Ch. 7 - How do the roles of ubiquinone and cytochrome c...Ch. 7 - What accounts for the different number of ATP...Ch. 7 - What is the primary difference between...Ch. 7 - Would you describe metabolic pathways as...Ch. 7 - How does citrate from the citric acid cycle affect...Ch. 7 - Why might negative feedback mechanisms be more...
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- Which molecules can enter the Krebs cycle? chylomicrons acetyl CoA mono glycerides ketone bodiesarrow_forwardWhich pathway produces the most ATP molecules? lactic acid fermentation the Krebs cycle the electron transport chain glycolysisarrow_forwardWhat must pyruvic acid be converted to before it can enter the citric acid cycle? lactic acid citric acid acetyl CoA ethyl alcoholarrow_forward
- A high concentration of which of the following would activate the citric acid cycle? ADP ATP Acetyl CoA NADH Alaninearrow_forwardin steps 3 and 5 of the citric acid cycle, the compounds are shortended by one carbon each time. whst is the form of this one-carbon compound? what happens to it in the body?arrow_forwardHow does each of the following regulate citric acid cycle?(a) High levels of Succinyl-CoA(b) High levels of ADP(c) High levels of NADHarrow_forward
- Other than oxidative phosphorylation, what other metabolic pathway does "Complex 2" participate in? 1. Glycolysis 2. Gluconeogenesis 3. Lactic acid fermentation 4. Citric acid cyclearrow_forwardHow many total electrons are extracted by the citric acid cycle? 8 4 2 6 0arrow_forwardThe final outputs of the citric acid cycle include all of the following except what molecule? a. CO2 b. ATP c. Oxaloacetate d. FADH2 e. NADParrow_forward
- What molecule forms when Acetyl-CoA enters the Krebs cycle? ATP pyruvic acid glucose citric acid isocitratearrow_forwardWhich of these is NOT true of the citric acid cycle? O The citric acid cycle occurs in the mitochondria. The citric acid cycle produces ATP via oxidative phosphorylation. The citric acid cycle produces two ATP per glucose molecule. The citric acid cycle uses both NAD+ and FADH as electron carriers.arrow_forwardFADH2 is produced during _______. 1.Group of answer choices 2.Gluconeogenesis 3Glycolysis 4Glycogenesis 5the Electron Transport Chain 6the Citric Acid Cyclearrow_forward
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