Biology
12th Edition
ISBN: 9781260494570
Author: Raven, Peter
Publisher: MCGRAW-HILL HIGHER EDUCATION
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Chapter 8, Problem 4A
If the Calvin cycle runs through six turns
a. all of the fixed carbon will end up in the same glucose molecule.
b. 12 carbons will be fixed by the process.
c. enough carbon will be fixed to make one glucose, but they will not all be in the same molecule.
d. one glucose will be converted into six CO2.
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If the Calvin cycle runs through six turns
a. all of the fixed carbon will end up in the same glucose molecule.
b. 12 carbons will be fixed by the process.
c. enough carbon will be fixed to make one glucose, but they will not all be in the same molecule.
d. one glucose will be converted into six CO2.
Which of the following is an incorrect statement about the Calvin cycle?
A.The main inputs to the reactions are NADPH, ATP, and CO2.
B.The main outputs of the reactions are NADP+ , ADP, and sugar.
C.More NADPH is used than ATP during the Calvin cycle.
D.Carbon fixation is the first step of the process
The overall purpose of the Calvin cycle is toa. generate molecules of ATP.b. generate NADPH.c. build sugar molecules.d. produce oxygen.
Chapter 8 Solutions
Biology
Ch. 8.1 - Prob. 1LOCh. 8.1 - Prob. 2LOCh. 8.2 - Prob. 1LOCh. 8.2 - Differentiate between the light-dependent and...Ch. 8.3 - Discuss how pigments are important to...Ch. 8.3 - Prob. 2LOCh. 8.4 - Prob. 1LOCh. 8.4 - Prob. 2LOCh. 8.5 - Prob. 1LOCh. 8.5 - Prob. 2LO
Ch. 8.6 - Describe carbon fixation.Ch. 8.6 - Prob. 2LOCh. 8.7 - Prob. 1LOCh. 8.7 - Prob. 2LOCh. 8 - Prob. 1DACh. 8 - Prob. 2DACh. 8 - Prob. 3DACh. 8 - The light-dependent reactions of photosynthesis...Ch. 8 - Which region of a chloroplast is associated with...Ch. 8 - The colors of light that are most effective for...Ch. 8 - During noncyclic photosynthesis, photosystem I...Ch. 8 - How is a reaction center pigment in a photosystem...Ch. 8 - The ATP and NADPH from the light reactions are...Ch. 8 - The carbon fixation reaction converts a. inorganic...Ch. 8 - Prob. 8UCh. 8 - Prob. 1ACh. 8 - If you could measure pH within a chloroplast,...Ch. 8 - Prob. 3ACh. 8 - If the Calvin cycle runs through six turns a. all...Ch. 8 - Prob. 5ACh. 8 - Given that the C4 pathway gets around the problems...Ch. 8 - If the thylakoid membrane became leaky to ions,...Ch. 8 - The overall process of photosynthesis a. results...Ch. 8 - Compare and contrast the fixation of carbon in C3,...Ch. 8 - Diagram the relationship between the reactants and...Ch. 8 - Do plant cells need mitochondria? Explain your...
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- Which of the following substances does not participate in the Calvin-Benson cycle? a. ATP c. NADPH e. PGAL b. O2 d. RuBP f. CO2arrow_forwardWhat is the molecule that leaves the Calvin cycle to be converted into glucose? a. ADP b. G3P c. RuBP d. 3-PGAarrow_forwardAt the end of the calvin cycle, this molecule is regenergated: Select one: a. a five carbon molecule, ribulose bis-phosphate b. a six carbon molecule, glucose c. a polymer, cellulose d. a three carbon molecule, glyceraldehyde-3-phosphate e. a four carbon molecule, malatearrow_forward
- The G3P produced during the Calvin Cycle Reactions can be used by plants to make all of the following except?A. amino acidsB. glycerolC. fatty acidsD. starchE. waterarrow_forwardWhich of the following is true of chloroplastic ATP: Select one: a. it is made in the Calvin cycle and consumed in the light reactions b. it is used during photosynthesis, S assimilation, and N assimilation c. it does not leave the chloroplast, and is used to breakdown molecules d. it is made during photosynthesis and S assimilation e. it leaves the chloroplast, and is consumed in respiration and N assimilationarrow_forwardThe Calvin cycle ends with carbon fixation, incorporating CO2 into organic molecules Select one: a. True b. Falsearrow_forward
- Although the Calvin cycle does not depend on light, it generally does not occur during night. What is the reason for this? Select one: a. The Calvin cycle cannot proceed because the products of light reaction are insufficient. b. Enzymes do not function normally due to the low temperature. c. Carbon cannot be fixed because of the low concentration of carbon dioxide. d. Energy is not provided because the electron transport chain is used for respiration. e. Carbon dioxide is not available because the stomata is closed.arrow_forwardOf the following, which occurs during the Calvin cycle? O a. ATP and NADPH are synthesized O b. CO2 is reduced. O C. All of the choices O d. Photons are absorbed. O e. Light energy is converted to chemical energyarrow_forwardIf 30 molecules of CO2 enter the Calvin Cycle,a. How many molecules of phosphoglycerate (PGA) will be produced? b. How many molecules of glyceraldehyde phosphate (PGAL) leave the cycle? c. How many molecules of ribulose bisphosphate (RuBP) will be produced? d. How many molecules of ATP will be utilized?arrow_forward
- RuBisCo is mutated so that it does not function. What would be a possible impact on the Calvin cycle? which options are true a. Less CO2 would be produced. b. Oxidation of NADPH would be decreased. c. G3P production would decrease. d. CO2 would be fixed at an increased rate. e. RuBP would be regenerated at a faster rate.arrow_forwardDuring photosynthesis, ATPS are produced by what process? A. photophosphorylation B. all of the choices C. oxidative phosphorylation D. substrate-level phosphorylationarrow_forwardIf an enzyme in the Calvin cycle were knocked out, then a the light-dependent reactions would increase. b the light-dependent reactions would stop. c the light-dependent reactions would diminish. d the light-dependent reactions would be unaffected.arrow_forward
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