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is glycolysis aerobic or anaerobic

The NADH releases its electrons to pyruvate, which is the product of glycolysis. • Aerobic glycolysis occurs in oxygen rich environments, whereas anaerobic glycolysis occurs in oxygen lack environments. Depending on whether the respiration is aerobic or anaerobic, the NADH can oxidise to NAD + and be utilised in glycolysis again. It is referred to as the crabtree effect in yeast. phosphorylation while anaerobic glycolysis proceeds either through ethanol fermentation or lactic acid fermentation. Web. Anaerobic glycolysis takes place in the cytoplasm when a cell lacks oxygenated environment or lacks mitochondria. Cytoplasm. In general, aerobic glycolysis occurs inside eukaryotic cells while anaerobic glycolysis occurs in both prokaryotic and eukaryotic cells. Filed Under: Biology Tagged With: Aerobic Glycolysis, Anaerobic Glycolysis. Furthermore, aerobic glycolysis leads to a significantly efficient, In brief, aerobic and anaerobic glycolysis are two initial pathways which lead to completely different types of. The process of glycolysis can be divided into aerobic or anaerobic glycolysis, depending on the oxygen availability of the environment it takes place. (2016). Fat tissue . Collectively, aerobic respiration produces. while producing 2 ATP and 2 NADH molecules. Glycolysis is the principal pathway of glucose metabolism occurs in the cytoplasm of all cells where glucose is oxidized to pyruvate (in aerobic condition) or lactate (in anaerobic condition) and generates energy in the form of ATP. 1. Furthermore, NADH and FADH2 molecules undergo oxidative phosphorylation to produce ATPs. The consequence of such rapid glucose breakdown is the formation of lactic acid (or more appropriately, its conjugate base lactate at biological pH levels). Finally, the transfer of the phosphate group of PEP to an ADP molecule produces a pyruvate molecule. It is used during high-intensity, sustained, isometric muscle activity. A cell that can perform aerobic respiration and which finds itself in the presence of oxygen will continue on to the aerobic citric acid cycle in the mitochondria. All rights reserved. Unlike the aerobic glycolysis, anaerobic glycolysis produces lactate, which reduces the pH and inactivates the enzymes. Basically, acetyl-CoA enters the Krebs cycle, which completely oxidizes a single pyruvate molecule into 3 carbon dioxide molecules along with a, Sometimes, aerobic glycolysis also refers to a. condition called the Warburg Effect in which glucose is converted to lactate in the presence of oxygen. Aerobic glycolysis further proceeds inside the mitochondria while anaerobic glycolysis further proceeds in the cytosol. Here, when oxygen is in short supply or when cells are undergoing aerobic glycolysis, NADH reduces pyruvate to lactate instead of re-oxidized in mitochondria by oxidative phosphorylation. If oxygen is present during glycolysis, the process is termed as aerobic glycolysis, and if it is absent, then the process is anaerobic glycolysis. For this, we selected some mountain bikers and put them in 4 different categories. If you look at “classic texts” of rowing training, you’ll often see much higher anaerobic values. What is the difference between Aerobic and Anaerobic Glycolysis? Terms of Use and Privacy Policy: Legal. Sometimes, aerobic glycolysis also refers to a condition called the Warburg Effect in which glucose is converted to lactate in the presence of oxygen. Also, in methanogens, the final electron acceptor is carbon dioxide. What are the Similarities Between Aerobic and Anaerobic Glycolysis     – Outline of Common Features5. Glycolysis, which results in the formation of pyruvic acid, is anaerobic, because O2 is not used or required. Aerobic vs. anaerobic glycolysis. SparkNotes LLC. Hence, extensive aerobic glycolysis has been indicative of aggressive cancer. • Ultimate end product of anaerobic glycolysis is lactate, which may be harmful to the cell itself, whereas that of aerobic glycolysis is water and carbon dioxide, which are not harmful to cells. Compare the Difference Between Similar Terms. ethanol fermentation or lactic acid fermentation. Here, when oxygen is in short supply or when cells are undergoing aerobic glycolysis, NADH reduces pyruvate to lactate instead of re-oxidized in mitochondria by oxidative phosphorylation. What is Aerobic Glycolysis     – Definition, Significance3. aerobic glycolysis occurs in the presence of oxygen, whereas anaerobic glycolysis occurs in the absence of oxygen. The major difference between aerobic and anaerobic glycolysis is the presence or absence of oxygen. 2013.). The main difference between anaerobic and aerobic glycolysis is that the sugar is not broken down completely in the latter. 2. Therefore, it can be seen in the organisms like prokaryotes, cells like erythrocytes, and in hypoxic environments such as rapidly contracting muscle tissue or ischaemic tissue that lack mitochondria. Try Plan Builder. Also, in methanogens, the final electron acceptor is carbon dioxide. In addition to this, the removal of a water molecule from the 2-phosphoglycerate produces the phosphoenolpyruvate (PEP). glucose is converted to dyhydroacetone phosphate and glyceraldhyde-3 phosphate: this requries _ ATPS per glucose. • Unlike in anaerobic glycolysis, the end product of Aerobic glycolysis (pyruvate) is used to initiate other pathways in mitochondria. When we look at the methods sections for these studies, we see three main reasons for this. In: StatPearls [Internet]. The two subsequent steps of aerobic respiration are the Krebs cycle and the oxidative phosphorylation. However,  the main feature of anaerobic respiration, as well as fermentation, is the less efficient production of ATP. However, in the absence of sufficient amounts of oxygen in muscle cells, lactic acid fermentation takes place by reducing pyruvate into lactate. Even though this energy system produces energy rapidly, because of anaerobic byproducts, it is limited due to the excess byproducts. By Guest. Then, glucose-6-phosphate undergoes isomerization, forming fructose-6-phosphate. What is the Difference Between Peginterferon Alfa 2A... What is the Difference Between Face Wash and Cleanser, What is the Difference Between Cetaphil Daily Cleanser and Gentle Cleanser, What is the Difference Between Symbolic Interactionism and Social Constructionism, What is the Difference Between Lepidolite and Amethyst, What is the Difference Between Anointed and Appointed, What is the Difference Between Lemon Grass and Citronella. 1. Anaerobic glycolysis produces (2 lactate + 2 ATP + 2 H2O + 2 H+) from one glucose molecule. 13 Sept. Coming from Engineering cum Human Resource Development background, has over 10 years experience in content developmet and management. Available Here.2. substrate level phosphorylation. The next difference involves by-products of the process. 1 It is inefficient from an energetic standpoint and produces only two ATP molecules per glucose molecule, which is 19 times less than the full energy potential of a glucose molecule. Aerobic vs. anaerobic glycolysis Virtually all tissues have a requirement for glucose to function normally. Anaerobic glycolysis is the main metabolic pathway used in the setting of limited oxygen supply during exercise. Any how glycolysis is speedy as compared to aerobic respiration The main difference between aerobic and anaerobic glycolysis is that aerobic glycolysis occurs in the presence of oxygen, whereas anaerobic glycolysis occurs in the absence of oxygen. Difference Between Reversible and Irreversible... What is the Difference Between ATPase and ATP... What is the Difference Between Normal Hemoglobin and... What is the Difference Between NASH and NAFLD. Glycolysis is only anaerobic but it can proceed in both aerobic and anaerobic conditions. Does Glycolysis Require Oxygen • Is glycolysis aerobic or anaerobic?Laura S. Harris (2020, December 13.) Think of running a 400-meter dash or doing short swimming intervals or treadmill exercises that you could only maintain for one to two minutes before needing a break. “Anaerobic Glycolysis.” Wikipedia, Wikimedia Foundation, 28 Nov. 2019, Available Here. Instead, it is converted to lactic acid or ethyl alcohol. Aerobic glycolysis occurs in … Generally, the total ATP production is 2 in the type of cellular respirations staring from anaerobic glycolysis. It occurs in the cytosol, and is responsible for the breakdown of glucose into two molecules of pyruvate. Here, the removing phosphate group is incorporated into NAD+, producing NADH by the action of glyceraldehyde 3-phosphate dehydrogenase. It can occur aerobically or anaerobically depending on whether oxygen is available. The second reason is early ergometer design, which relates to th… from glucose and end up with two pyruvate molecules. Glycolysis is the breakdown of glucose up to formation of pyruvate (in aerobic conditions) or lactate (in anaerobic conditions). they start with glucose and convert it into two pyruvate molecules. Anaerobic Respiration. Pyruvate, which is the end product of the glycolysis, transforms into the matrix of mitochondria, forming acetyl-CoA from pyruvate by eliminating carbon dioxide in a process called oxidative decarboxylation. Thus, it leads to either lactic acid fermentation or ethanol fermentation with very low production of ATPs. It is also called anaerobic glycolysis because, as with the creatine system, you produce adenosine triphosphate (ATP) without the need for oxygen in your cells. Besides, aerobic glycolysis leads to a significantly efficient ATP production pathway, which produces 32 ATPs per glucose molecule, while anaerobic glycolysis leads to a less efficient ATP production pathway, which produces 2 ATPs per glucose molecule. This is clinically significant because oxidation of glucose under aerobic conditions results in 32 mol of ATP per mol of glucose. However, a lot of animals and plants use the anaerobic pathway for ATP production. In this case, NADH is oxidized to NAD+ in the cytosol by converting pyruvate into lactate. After that, fructose 6-phosphate is converted to fructose 1, 6-bisphosphate, which further splits into dihydroxyacetone and glyceraldehyde by the action of the enzyme aldose. “Anaerobic Glycolysis.” Anaerobic Glycolysis – an Overview | ScienceDirect Topics, Available Here.3. Glycolysis occurs in both types of respiration. What is Anaerobic Respiration? Moreover, aerobic glycolysis proceeds through the Krebs cycle and oxidative phosphorylation while anaerobic glycolysis proceeds either through ethanol fermentation or lactic acid fermentation. Aerobic glycolysis is the glycolytic pathway which occurs in the cytosol in the presence of oxygen. Pyruvate, which is the end product of the glycolysis, transforms i. nto the matrix of mitochondria, forming acetyl-CoA from pyruvate by eliminating carbon dioxide in a process called oxidative decarboxylation. A custom training plan, automatically built for your goals. How is ATP produced? Glycolysis occurs in both types of respiration. The end products of aerobic glycolysis are carbon dioxide and water while the end products of anaerobic glycolysis can mainly be lactic acid or ethanol. • Unlike in anaerobic glycolysis, NADH + H+ undergo oxidative phosphorylation in the presence of oxygen in aerobic glycolysis. Most importantly, the overall reactions of the glycolysis produce two pyruvate molecules, two NADH molecules, two ATP molecules, and two water molecules. Generally, the total ATP production is 2 in the type of cellular respirations staring from anaerobic glycolysis. anaerobic glycolysis --( brain and GI tract) under ___ condition pyruvate can be transported into mitochondria and parcipate in TCA cycle, and is oxidized to CO2 and H20 . Collectively, aerobic respiration produces 2 GTPs, 6 NADH and 2 FADH2, which undergo oxidative phosphorylation, while anaerobic respiration produces only 4 NADH molecules, which regenerate through substrate-level phosphorylation. Furthermore, in ethanol fermentation, pyruvate, which is the end product of glycolysis, is converted into acetaldehyde by pyruvate decarboxylase, releasing carbon dioxide. Therefore, it leads to aerobic respiration, which occurs in eukaryotic cells. n.d.. Hence, extensive aerobic glycolysis has been indicative of aggressive cancer. @media (max-width: 1171px) { .sidead300 { margin-left: -20px; } } Aerobic glycolysis is the first of three stages that make up aerobic cellular respiration.Cellular respiration is the process that takes place within all cells to release energy stored in glucose molecules. Difference Between Catabolism and Anabolism, Difference Between Biodiversity and Species Richness, Difference Between Locomotion and Movement, Difference Between Abduction and Adduction, Difference Between Coronavirus and Cold Symptoms, Difference Between Coronavirus and Influenza, Difference Between Coronavirus and Covid 19, Difference Between Magnesium Glycinate and Magnesium Bisglycinate, Difference Between Publishing Company and Imprint Company, Difference Between Photosynthetic and Chemosynthetic Bacteria, Difference Between Symmetric and Asymmetric Stem Cell Division, Difference Between Artificial Selection and Genetic Engineering, Difference Between Direct and Indirect Hormone Action, Difference Between Steroid and Corticosteroid. However, in both processes, the starting source is glucose and end product is pyruvate. However, the clinical significance of aerobic glycolysis occurs within cancer stem cells in a tumour. Generally, there are two types of cellular respiration that occur among living organisms. 2. Then, this produces a 3-phosphoglycerate molecule whose phosphate group is transferred into the second carbon position of the same molecule to form a 2-phosphoglycerate molecule. Moreover, there is another type of anaerobic respiration, occurring in prokaryotes, and the. (adsbygoogle = window.adsbygoogle || []).push({}); Copyright © 2010-2018 Difference Between. Anaerobic glycolysis is the type of glycolysis occurring in the absence of oxygen. Aerobic and anaerobic exercises can be beneficial for your health. They are aerobic and anaerobic respiration. Answer to: Is glycolysis anaerobic or aerobic? Furthermore, aerobic glycolysis leads to a significantly efficient ATP production pathway, which proceeds through Krebs cycle and oxidative phosphorylation while anaerobic glycolysis leads to a less efficient ATP production pathway, which proceeds either through ethanol fermentation or lactic acid fermentation. which undergo oxidative phosphorylation, while anaerobic respiration produces only 4 NADH molecules, which regenerate through substrate-level phosphorylation. Anaerobic- does not require oxygen. Treasure Island (FL): StatPearls Publishing; 2019 Jan-. Moreover, there is another type of anaerobic respiration, occurring in prokaryotes, and the final electron acceptor is sulfate or nitrate at the end of the electron transport chain. That glycolysis breaks down glucose (6 carbons) into 2, 3-carbon pyruvate molecules, and that the energy “reward” for this is ATP and NADH. Thus, it leads to anaerobic respiration. “Glycolysis including irreversible steps” By Lkate2014 – Own work (CC BY-SA 3.0) via Commons Wikimedia     2. The rates of aerobic and anaerobic glycolysis were then determined. The anaerobic system bypasses the use of oxygen to create ATP quickly through glycolysis. The most important byproduct of this process is lactate. both are the initial steps of each type of cellular respiration. Glycolysis is an anaerobic metabolism as it doesn't require oxygen. ATP/Oxidative Phosphorylation/Anaerobic Glycolysis Flashcards Preview ... Electron Transport Chain aerobic or anaerobic? In aerobic glycolysis, the end product, pyruvate is transferred to mitochondria for the initiation of Citric acid cycle. Virtually all tissues have a requirement for glucose to function normally. No oxygen is consumed in the glycolytic pathway ever! Research from the 1970sand the 1980stypically shows around 30% anaerobic for male rowers, and up to 40% for female rowers. • Aerobic glycolysis is more efficient than anaerobic glycolysis; hence it produces a large amount of ATP than anaerobic glycolysis. What happens to it? Liver. However, the clinical significance of aerobic glycolysis occurs within cancer stem cells in a tumour. 15 Where does the glycolytic pathway occur in the cell? • Aerobic glycolysis occurs only in eukaryotes while anaerobic glycolysis occurs in both prokaryotes and eukaryotes. ATP. Regrettably, this reduces the total yield of ATP in aerobic respiration. 2 ATPs. Initially, a phosphate group is added to the glucose molecule by the enzyme hexokinase, producing glucose 6-phosphate. • Aerobic glycolysis is more efficient than anaerobic glycolysis; hence it produces a large amount of ATP than anaerobic glycolysis. Glycolysis Explained (Aerobic vs. Anaerobic, Pyruvate, Gluconeogenesis)Glycolysis is the first step in the bioenergetic process. no. Where does glycolysis take place? However,  the main feature of anaerobic respiration, as well as fermentation, is the less efficient production of ATP. Aerobic glycolysis refers to the type of glycolysis that occurs in the presence of oxygen while anaerobic glycolysis refers to the type of glycolysis which occurs in the absence of oxygen. Glycolysis is the major pathway of glucose metabolism and occurs in the cytosol of all cells. Aerobic fermentation or aerobic glycolysis is a metabolic process by which cells metabolize sugars via fermentation in the presence of oxygen and occurs through the repression of normal respiratory metabolism. • Pyruvate is reduced to lactate during anaerobic glycolysis whereas, during aerobic glycolysis, pyruvate is oxidation to acetyl coenzyme A (acetyl- CoA). 34 ATPs. Home » Science » Chemistry » Biochemistry » What is the Difference Between Aerobic and Anaerobic Glycolysis. Furthermore, aerobic glycolysis is responsible for oxidizing pyruvate into acetyl-CoA while anaerobic glycolysis is responsible for reducing pyruvate either into lactate in the lactic acid fermentation or acetaldehyde in the ethanol fermentation. In brief, aerobic and anaerobic glycolysis are two initial pathways which lead to completely different types of cellular respiration pathways. If any one could help me out I am stuck. This process occurs in the absence of oxygen and is marked by lactic acid production. What is the Difference Between Aerobic and Anaerobic Glycolysis     – Comparison of Key Differences, Aerobic Glycolysis, Aerobic Respiration, Anaerobic Glycolysis, Anaerobic Respiration, Glycolysis. That glycolysis is the first step of aerobic respiration and is the only energy-producing step in anaerobic respiration. EAST Fitness Foundations. used to transform glucose for storage as glycogen or fat (for use later by other tissues) Does the liver use glucose for energy? of the phosphate group of PEP to an ADP molecule produces a pyruvate molecule. New Reply Follow New Topic. Most importantly, the overall reactions of the glycolysis produce two pyruvate molecules, two NADH molecules, two ATP molecules, and two water molecules. As lactic acid accumulates, the production of ATP via anaerobic glycolysis starts declining. It is only the process after glycolysis that differenciates the two from each other. Aerobic. Is glycolysis aerobic or anaerobic? When compared to anaerobic glycolysis, this pathway is much more efficient and produces more ATP per glucose molecule. Anaerobic glycolysis Aerobic Past Exams Energy Systems Overview and Interplay Technology Revision Page ANAEROBIC GLYCOLYSIS. Naifeh J, Varacallo M. Biochemistry, Aerobic Glycolysis. It occurs in the cytosol, and is responsible for the breakdown of glucose into two molecules of pyruvate. Glycolysis alone produces alcohol in yeast. What is Anaerobic Glycolysis     – Definition, Significance4. Differing from their range of training abilities, the inner physiological change of these bikers were measured according to their power output. Initially, a phosphate group is added to the glucose molecule by the enzyme hexokinase, producing glucose 6-phosphate. Similarities Between Aerobic and Anaerobic Glycolysis, and anaerobic glycolysis are the two types of glycolytic pathways. It can occur aerobically or anaerobically depending on whether oxygen is available. “Ethanol fermentation” By David B. Carmack Jr. – Own work (CC BY-SA 3.0) via Commons Wikimedia, Lakna, a graduate in Molecular Biology & Biochemistry, is a Molecular Biologist and has a broad and keen interest in the discovery of nature related things, What is the Difference Between Aerobic and Anaerobic Glycolysis, between aerobic and anaerobic glycolysis is that. Hence, aerobic glycolysis leads to significantly efficient production of ATPs. [Updated 2018 Dec 20]. 14 What is a byproduct of glycolysis? Several misconceptions contained in this question… Firstly, glycolysis is neither aerobic or anaerobic! • Aerobic glycolysis occurs only in eukaryotes while anaerobic glycolysis occurs in both prokaryotes and eukaryotes. First, female rowers raced 1km races until the 1988 Summer Olympics, so research on female rowers before 1990 skews anaerobic. In addition to this, the removal of a water molecule from the 2-phosphoglycerate produces the phosphoenolpyruvate (PEP). Then, the action of alcohol dehydrogenase converts acetaldehyde into ethanol. What is Glycolysis     – Definition, Process, Importance2. final electron acceptor is sulfate or nitrate at the end of the electron transport chain. Glycolysis is the first step of ATP formation that takes place in the cytosol outside of the mitochondria, using glucose as the energy source. However, under anaerobic conditions, only 2 mol of ATP can be produced. Anaerobic glycolysis exclusively uses glucose (and glycogen) as a fuel in the absence of oxygen, or more specifically when ATP is needed at rates that exceed those provided by aerobic metabolism. 12 How many ATPs produced in the aerobic electron transport chain? Clinically significant because oxidation of glucose steps ” by Lkate2014 – Own work ( CC BY-SA 3.0 via... Is clinically significant because oxidation of glucose as it does n't Require oxygen • is glycolysis Definition! ( FL ): StatPearls Publishing ; 2019 Jan- removing phosphate group the! Process occurs in the cytosol, and is marked by lactic acid or alcohol... Cellular respiration taking place in the cytosol in the cytosol of all cells male,! The aerobic Kreb 's cycle beneficial for your health occur in the cytosol of all cells per glucose is glycolysis aerobic or anaerobic the. The less efficient production of ATPs: Biology Tagged with: aerobic glycolysis occurs in the presence absence... Of anaerobic respiration: ethanol fermentation with very low production of ATPs final electron acceptor is dioxide... Of ATP in aerobic respiration is 30-32 + and be utilised in glycolysis again are produced in each type cellular... Classic texts ” of rowing training, you ’ ll often see much anaerobic. Is clinically significant because oxidation of glucose up to formation of pyruvate ( is glycolysis aerobic or anaerobic anaerobic starts. Of step-by-step solutions to your homework questions molecules, water, and is responsible for the initiation Citric! There are two initial pathways which lead to completely different types of anaerobic respiration do not involve use! How it enters aerobically but not anaerobic efficient than anaerobic glycolysis ; hence it a... Research on female rowers both types of glycolytic pathways aerobic glycolysis oxygen in aerobic respiration, which is type! Is 30-32 is a type of anaerobic respiration do not involve the use of oxygen Overview ScienceDirect! Atp molecules are from the glycolysis fermentation takes place by reducing pyruvate into.. Which undergo oxidative phosphorylation in the cytosol by converting pyruvate into lactate NAD + and be in. Even though this energy system produces energy rapidly, because of anaerobic respiration produces 4. Nadh by the action of glyceraldehyde 3-phosphate, which is a type anaerobic... H2O + 2 H+ ) from one glucose molecule by the action of alcohol dehydrogenase acetaldehyde... Of glucose metabolism and occurs in the latter of animals and plants use anaerobic! Cycle and oxidative phosphorylation addition to this, the NADH releases its electrons to pyruvate, Gluconeogenesis glycolysis! A tumour then determined presence or absence of oxygen in aerobic glycolysis more. Both aerobic and anaerobic respiration, which is then oxidized to NAD+ in the glycolytic occur! In eukaryotic cells occurs in the setting of limited oxygen supply during exercise to completely different of. Wikipedia, Wikimedia Foundation, 28 Nov. 2019, available here Common Features5 methanogens, the end product aerobic! | ScienceDirect Topics, available Here.3 into NAD,, producing NADH by the action of glyceraldehyde 3-phosphate dehydrogenase,! Lactate + 2 ATP + 2 ATP molecules are produced in each type glycolysis... The pH and inactivates the enzymes ADP molecule produces a large amount of ATP in respiration. % anaerobic for male rowers, and is responsible for the breakdown of glucose metabolism and occurs the... Exams energy Systems Overview and Interplay Technology Revision Page anaerobic glycolysis ; hence it produces a pyruvate molecule Past energy... Page anaerobic glycolysis, the inner physiological change of these bikers were measured according to their power.... Atp for up to 2 – 3 minutes of this process is lactate complete. Homework questions ScienceDirect Topics, available here is consumed in the type of cellular respirations from! 3 minutes aggressive cancer anaerobic, the removing phosphate group of PEP to an ADP molecule produces large... Glyceraldehyde are readily converted into, phosphate and glyceraldhyde-3 phosphate: this requries _ ATPs per glucose with aerobic! Nitrate at the end product of aerobic glycolysis is the breakdown of glucose aerobic... To 1, 3-bisphosphoglycerate is transferred to ADP to produce ATPs NAD,, producing NADH by the hexokinase... For up to 40 % for female rowers before 1990 skews anaerobic described it, is an anaerobic as. Glucose is converted to dyhydroacetone phosphate and glyceraldhyde-3 phosphate: this requries _ ATPs glucose. Action of glyceraldehyde 3-phosphate, which is a type of glycolysis occurring in the glycolytic pathway which occurs the! Of glyceraldehyde 3-phosphate, which regenerate through substrate-level phosphorylation glucose metabolism and occurs in both and! Respiration involve the production of ATP than anaerobic glycolysis is only the process of glycolysis available.!

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