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The heart prefers to use fatty acids for energy because they provide more energy per molecule compared to glucose. This allows the heart to efficiently meet its high energy demands and function effectively.

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5mo ago

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When are amino acids used instead of glucose?

Amino acids are used instead of glucose for energy production during prolonged fasting or starvation when glucose levels are low. Amino acids can be converted into glucose through a process known as gluconeogenesis to maintain blood sugar levels and provide energy to cells.


How does the body utilize burning protein for energy instead of glucose?

When the body doesn't have enough glucose for energy, it can break down protein into amino acids and convert them into glucose through a process called gluconeogenesis. This allows the body to use protein as an alternative source of energy.


What does not serve as a source of acids in the body?

Fats do not serve as a source of acids in the body. Instead, they are broken down into fatty acids and glycerol for energy production, and are not directly involved in acid-base balance.


What cannot be used to form new glucose in the body?

Fatty acids cannot be used to form new glucose in the body because they are molecules made up of carbon and hydrogen, which cannot be converted to glucose through the process of gluconeogenesis. Instead, fatty acids are broken down through beta-oxidation to produce energy in the form of ATP.


When needed for a source of energy fatty acids are broken down in glucose?

fat is broken down into fatty acids


What creates the energy to generate ATP?

Biological oxidation of Glucose, Fatty acids and Glycerol, as well as extra Amine acids, creates the energy for generation of ATP.


How are amino acids relate to gluconeogenesis?

Some amino acids can be converted into intermediates that are used in gluconeogenesis, the process by which the body synthesizes glucose from non-carbohydrate sources. This occurs when there is a need for glucose as an energy source, such as during fasting or prolonged exercise. The carbon skeletons of certain amino acids can serve as precursors for glucose production through gluconeogenesis.


How does the body convert glucose from protein into energy?

The body converts glucose from protein into energy through a process called gluconeogenesis. In this process, the liver and kidneys convert amino acids from protein into glucose, which can then be used by the body as a source of energy.


When amino acids are deaminated what source can they be used as?

When amino acids are deaminated, the resulting carbon skeletons can be used as energy sources through processes like glycolysis or the citric acid cycle. They can also be converted into glucose, fatty acids, or ketone bodies for energy production or storage.


Does protein contain glucose?

No, protein does not contain glucose. Protein is made up of amino acids, while glucose is a type of sugar that is a source of energy for the body.


What is different about amino acids and glucose?

Glucose is a simple sugar, with the formula C6H12O6, whilst an amino acid is formed with peptide bonds, larger amino acids are often known as proteins. Look at any food packet to see the difference.


What organ continues to burn glucose while other organs switch to fatty acids?

The brain continues to primarily use glucose as its main source of energy, even when other organs switch to using fatty acids. This is because the brain cannot efficiently use fatty acids for energy due to the blood-brain barrier limiting the transport of fatty acids from the bloodstream.