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What is the maximum number of molecules of ATP that can be generated by a bacterium after the complete aerobic oxidation of a fat molecule containing three 12-carbon chains? ( assume that all the available energy released during catabolsim goes to ATP production)

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Tod Thiel
Tod ThielLv2
28 Sep 2019
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Related questions

The Delta G° for the complete in vitro combustion of glucose to CO2 and H2O id -2973 kJ/mol. The Delta G for hydrolysis of one ATP molecule in the cell (at a realistic intracellular concentration of 5mM) is considered to be -50 kJ/mol. Use these two values to answer the following questions.

a) How many ATP are produced in cells during complete oxidation of one glucose molecule under aerobic conditions, including oxidative phosphorylation? Justify your answer.

b) What is the total energy (in kiloJoules) of these ATP molecules formed under aerobic conditions? [Hint: use your answer from part a) and make the calculation!] What fraction of the total energy in the original glucose molecule is transferred to ATP? Show your work.

c) How many ATP are produced from that glucose molecule under anaerobic conditions? What is the total energy (in kiloJoules) in these ATP molecules? What fraction of the total energy in glucose is transferred to ATP? Compare the amount of energy converted to the values you calculated in parts a) and b) above. Show all work and justify your answers.

d) What happens to the rest of the energy in that glucose original molecule?

26. How many NET ATP’s can be obtained from THREE (3) molecules of glucose via (only) GLYCOLYSIS under the following conditions:

a. anaerobic conditions:

____________________________________________________________________________________________________________________________________________

b. aerobic conditions:

____________________________________________________________________________________________________________________________________________

27. Under aerobic conditions (glycolysis, the pyruvate dehydrogenase complex, and the citric acid cycle), how many ATP’s can be obtained from TWO (2) molecules of glucose via:

a. substrate level phosphorylation:

____________________________________________________________________________________________________________________________________________

b. oxidative phosphorylation:

____________________________________________________________________________________________________________________________________________

c. net ATP production:

____________________________________________________________________________________________________________________________________________

28. When completely oxidized, how many Acetyl CoA’s will be produced from a 12-CARBON fatty acid chain?

____________________________________________________________________________________________________________________________________________

29. How many cycles of β-oxidation will there be to completely oxidize a 12-CARBON fatty acid chain to Acetyl-CoA’s?

____________________________________________________________________________________________________________________________________________

30. How many ATP’s can be obtained from the oxidation of a 12-CARBON fatty acid via: (aerobic conditions)

a. β-oxidation:

____________________________________________________________________________________________________________________________________________

b. the citric acid cycle:

____________________________________________________________________________________________________________________________________________

c. What is the net production of ATP’s?

____________________________________________________________________________________________________________________________________________

31. How many ATP’s can be obtained from the oxidation of a ten (10) carbon fatty acid? Include the ATP’s produced via the following: (aerobic conditions)

a. substrate level phosphorylation:

____________________________________________________________________________________________________________________________________________

b. oxidative phosphorylation:

____________________________________________________________________________________________________________________________________________

c. net ATP production:

____________________________________________________________________________________________________________________________________________

PLEASE HELP TO PREPARE THESE QUESTIONS

- Know what photosynthesis is

- Be able to name the two major biochemical processes in photosynthesis & what
occurs at each stage
- Know the storage & transport carbohydrates in plants and animals
- Know the different portions of chloroplasts and mitochondria
- Be able to explain what happens at each stage of photosynthesis and aerobic
respiration
- Know the electron acceptors, electron donors, complex names, and mobile carriers
in photosynthesis and aerobic respiration
- Know where the electrons start and where they go when they go down ETSand
how this results in synthesis of ATP
- Know the number of ATP molecules generated from the oxidation of one glucose
molecule (glycolysis, TCAcycle, and ETS)
- Know the TCA cycle(the shortened figure)
- Know the principal of respiratory control
- Know what proton motive force is and how it contributes to ATP production
- Know what occurs with anaerobic respiration (how is lactate generated and what
are the consequences of lactate generation

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