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Lactose- we can not digest the B(1-4) linkage
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∙ 13y ago
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Which nutrients can be absorbed without first being digested in the human gastrointestinal tract?
The nutrients that do not need to be digested they have to be smaller than the cells of the small intestine. Some of these are sugars and amino acids.
What are carbohydrates fats and proteins broken down to in the small intestine?
Carbohydrates and fats are broken down in the digestive tract into the simple sugars, glucose, fructose, and galactose. The latter two can be converted by the body into glucose, which is distributed throughout the body via the bloodstream and is broken down into Carbon Dioxide and water in the mitochondria of cells. Proteins are broken down into their constituent amino acids, which are used to assemble new proteins throughout the body.
What is the mouth used for in the digestive system?
Saliva in the mouth, produced by chewing, breaks down sugars before food even really enters the body. Chewing breaks the food into smaller pieces so it can be digested easier
The breaking down of food into forms the body can use?
When we eat food, it goes through our mouths, into our oesophagus and eventually into the stomach where is is digested. There, enzymes break down our food into sugars, which we can be stored as fat, to burn later for energy when we need it
Why are sugar biologically important?
The most obvious biological importance of sugars is their use as a fuel source. Sugars are metabolized by living things to produce energy. In humans oxygen combines with sugar to produce carbon dioxide and water. Sugars are also important as intermediates in metabolic processes, including glycolysis, the citric acid cycle, and amino acid synthesis. Sugars also help form the backbone of DNA and RNA.
Is glucose or sucrose more easily digested by humans?
Glucose and sucrose are both as easily digested as the other by humans. This is because they are both simple sugars.
Why cant humans do with out your digestive system?
bcz our digestive system the food will not be digested
Where are sugars digested?
In the cytosol of the cell.
What type of carbohydrate can only be digested by ruminants and not humans by?
cellulose which is present in grass can be digested by ruminants but cannot be digested by humans
Which of the following cannot be digested by humans-sucrose maltose cellulose or fructose?
Cellulose cannot be digested by humans.Cellulosecellulosehumans cannot digest cellulosecelluloseCelluloseCellulose (aka Fiber) can not be digested by humans because, we don't have the bacteria needed to break down cellulose. Sucrose, Maltose, and Fructose are all disaccharides (carbohydrates/sugars) and are all able to be broken down to glucose in the body.
What type of molecule is digested to form simple sugars?
HI.
What happens to starches as time passes?
digested into simple sugars
Can glycogen be digest?
Glycogen can be digested by humans. Chitin and Cellulose, also knows as fiber, can not be digested by humans.
What are the smaller molecules made when protein carbohydrate and protein are digested?
Protein is digested to form amino acids. Lipids are digested to fatty acids. Carbohydrates are digested to glucose and other simple sugars.
What is the only macromolecule that gets digested enzymatically in the mouth?
There are two that begin to be digested in the mouth. Sugars by amylase and fats by lingual lipase.
Why does fruit give energy?
Fruit is a source of simple sugars which are easily digested
Why is starch breakdown important?
Starches are sugars that help the body store energy. They have to breakdown into the different sugars in order to be digested properly.
