Table of Contents
How is ATP produced from fatty acid oxidation?
ATP synthesis The NADH and FADH2 produced by both beta oxidation and the TCA cycle are used by the mitochondrial electron transport chain to produce ATP. Complete oxidation of one palmitate molecule (fatty acid containing 16 carbons) generates 129 ATP molecules.
How many ATP are produced from glucose oxidation?
38 ATP molecules
Biology textbooks often state that 38 ATP molecules can be made per oxidized glucose molecule during cellular respiration (2 from glycolysis, 2 from the Krebs cycle, and about 34 from the electron transport system).
How the number of ATP molecules produced would differ between a glucose molecule and a fat molecule?
ten times that many carbons. Predict how the number of ATP molecules produced would differ between a glucose molecule and a fat molecule. The acetyl-CoA molecules from fatty acids will be a large number, so many ATPs will be made compared to two from glucose.
Which produces more ATP glucose or fatty acid?
Fats produce more ATP due to their long-chain fatty acids. Fatty acids produce more acetyl CoA than glucose, i.e. 3 acetyl-CoA molecules per 6 carbon atoms, e.g. Palmitic acid (16C) produces 8 acetyl CoA by beta-oxidation, which can enter TCA.
How many ATP are produced in lipid metabolism?
| Step | ATP produced |
|---|---|
| One acetyl CoA per turn C.A.C. | +12 ATP |
| 8 Acetyl CoA = 8 turns C.A.C. | 8 x 12 = 96 ATP |
| Fatty Acid Spiral | 34 ATP |
| GRAND TOTAL | 130 ATP |
What is the total amount of ATP produced in the aerobic oxidation of glucose in glycolysis?
38 ATP
Total=38 ATP from aerobic oxidation of one molecues of glucose.
How many ATP are produced in aerobic respiration from one glucose?
36 ATPs
A total of 36 ATPs are produced from aerobic respiration for each glucose that enters glycolysis (2 from glycolysis, 2 from citric acid cycle, 32 from ETP).
How many ATP are produced for every glucose molecule that undergoes cellular respiration?
38 ATPs
How many ATPs (total) are produced for every glucose molecule that undergoes cellular respiration? Each glucose molecule results in 38 ATPs being produced.
What is the difference between aerobic and anaerobic respiration?
Differences: Aerobic respiration takes place in presence of oxygen; whereas anaerobic respiration takes place in absence of oxygen. Carbon dioxide and water are the end products of aerobic respiration, while alcohol is the end product of anaerobic respiration.
Why does fatty acid oxidation produce more ATP than glucose oxidation?
This greater yield of ATP is not due to ATP produced as a result of the -oxidative process, but rather due to the increased yield of acetyl-CoA molecules produced from fatty acids (3 acetyl-CoA molecules per 6 carbon atoms) compared with that produced from glucose (2 acetyl-CoA molecules per 6 carbon atoms).
Why does fatty acid oxidation provide more ATP per g than does carbohydrate oxidation?
Oxidation State of Fatty Acids Why do lipids store so much more energy than carbohydrates? Therefore, when the greater number of electrons around the carbon atoms in fatty acids are transferred to oxygen (when the fatty acids are oxidized), more energy is released than when the same process happens to carbohydrates.
How many molecules of ATP are produced during aerobic oxidation of glucose?
The complete aerobic oxidation of glucose is coupled to the synthesis of as many as 36 molecules of ATP: Glycolysis, the initial stage of glucose metabolism, takes place in the cytosol and does not involve molecular O. It produces a small amount of ATP and the three-carbon compound pyruvate.
What is the net yield of ATP / glucose / fat?
While we know the net yield of ATP / glucose =32 we, it doesn’t make sense to put a number on ATP yield / fat molecule cos fat is a general term. You gotta know what molecule you want to talk about.
What is the total yield of ATP from DHAP oxidation?
Phosphorylation by glycerol kinase (requires 1 ATP) Oxidation by glycerol-3-phosphate dehydrogenase (yields 1 NADH = 3 ATP) DHAP can then proceed through the glycolysis pathway (after conversion by TIM to GAP) and through PDH and TCA. The total yield of ATP from DHAP oxidation will be 20 ATP. Total yield of ATP from glycerol = 22 ATP.
How many ATP are produced from glycolysis and Kreb cycle?
Adding that to the 2 net ATP from glycolysis and the 2 ATP from the tricarboxlyic acid cycle (a.k.a. the Kreb’s cycle) comes t Aerobic respiration produces a net yield of about 32 ATP per starting glucose.