| 单词 | monosaccharide |
| 例句 | Alliums store their energy in polysaccharides, which are chains of monosaccharides, or simple sugars. These Leeks Are Anything but Humble 2021-04-16T04:00:00Z In monosaccharides, the number of carbon atoms usually ranges from three to six. Concepts of Biology 2013-04-25T00:00:00Z Sugars contain some of the functional groups we have discussed: Note the alcohol groups present in the structures and how monosaccharide units are linked to form a disaccharide by formation of an ether. Chemistry 2019-02-14T00:00:00Z Carbohydrates are classified into three subtypes: monosaccharides, disaccharides, and polysaccharides. Biology for AP Courses 2022-06-09T00:00:00Z Simple Sugars Single sugar molecules called monosaccharides include glucose, galactose, and fructose. Miller & Levine Biology 2018-01-01T00:00:00Z The remaining monosaccharides are the two pentose sugars, each of which contains five atoms of carbon. Anatomy and Physiology 2013-06-19T00:00:00Z Figure 2.15 Glucose, galactose, and fructose are isomeric monosaccharides, meaning that they have the same chemical formula but slightly different structures. Concepts of Biology 2013-04-25T00:00:00Z This is attached to a second sequence called the monosaccharide code, which identifies a specific sugar. DNA tags used to image sugar-bearing proteins on cells 2018-09-03T04:00:00Z During this process, the hydroxyl group of one monosaccharide combines with the hydrogen of another monosaccharide, releasing a molecule of water and forming a covalent bond. Biology for AP Courses 2022-06-09T00:00:00Z Complex carbohydrates are polysaccharides formed by joining together many monosaccharides. Miller & Levine Biology 2018-01-01T00:00:00Z Instead, in the digestive tract, they are split into their component monosaccharides via hydrolysis. Anatomy and Physiology 2013-06-19T00:00:00Z Carbohydrates are classified as monosaccharides, disaccharides, and polysaccharides, depending on the number of monomers in the molecule. Concepts of Biology 2013-04-25T00:00:00Z The hairpin DNA is covalently attached to the sugar identified by the monosaccharide code. DNA tags used to image sugar-bearing proteins on cells 2018-09-03T04:00:00Z The chain may be branched or unbranched, and it may contain different types of monosaccharides. Biology for AP Courses 2022-06-09T00:00:00Z How NSTs recognize and transport activated monosaccharides, however, is currently unclear. Structural basis of nucleotide sugar transport across the Golgi membrane 2017-11-14T05:00:00Z If the disaccharide maltose is formed from two glucose monosaccharides, which are hexose sugars, how many atoms of carbon, hydrogen, and oxygen does maltose contain and why? Anatomy and Physiology 2013-06-19T00:00:00Z The monosaccharides, amino acids, bile salts, vitamins, and other nutrients are absorbed by the cells of the intestinal lining. Concepts of Biology 2013-04-25T00:00:00Z The exposed protein code then hybridizes with the complementary sequence in the hairpin attached to the sugar, opening up the hairpin and unmasking the monosaccharide code. DNA tags used to image sugar-bearing proteins on cells 2018-09-03T04:00:00Z Glucose, galactose, and fructose are common isomeric monosaccharides, whereas sucrose or table sugar is a disaccharide. Biology for AP Courses 2022-06-09T00:00:00Z In this Article, the list of symbols used to depict monosaccharides in the figures is not derived from the Consortium of Functional Glycomics or included in ref. Corrigendum: Complex pectin metabolism by gut bacteria reveals novel catalytic functions : Nature : Nature Research 2017-08-22T04:00:00Z The small intestine is highly efficient at this, absorbing monosaccharides at an estimated rate of 120 grams per hour. Anatomy and Physiology 2013-06-19T00:00:00Z These carbohydrate chains may consist of 2–60 monosaccharide units and may be either straight or branched. Concepts of Biology 2013-04-25T00:00:00Z When the fluorophore-carrying hairpin is added to the system, the unmasked monosaccharide code hybridizes with the complementary DNA sequence in that hairpin. DNA tags used to image sugar-bearing proteins on cells 2018-09-03T04:00:00Z Figure 3.7 Five and six carbon monosaccharides exist in equilibrium between linear and ring forms. Biology for AP Courses 2022-06-09T00:00:00Z There are also strictly monosaccharide sugars like fructose, so a sugar can be either a monosaccharide or a disaccharide. As Soda Taxes Gain Wider Acceptance, Your Bottle May Be Next 2016-11-26T05:00:00Z The monosaccharides leave these cells via facilitated diffusion and enter the capillaries through intercellular clefts. Anatomy and Physiology 2013-06-19T00:00:00Z It is therefore unsurprising that the numerous enzymes that are required to de-modify, liberate, transport and metabolize component monosaccharides are not encoded within the human genome60. Diet-microbiota interactions as moderators of human metabolism : Nature : Nature Publishing Group 2016-07-05T04:00:00Z Free sugars include monosaccharides and disaccharides that are added to foods by manufacturers, cooks or consumers, and sugars naturally present in honey, syrups, fruit juices and fruit concentrates. WHO cuts sugar intake advice to 5 percent of daily energy 2014-03-05T15:13:50Z By convention, the carbon atoms in a monosaccharide are numbered from the terminal carbon closest to the carbonyl group. Biology for AP Courses 2022-06-09T00:00:00Z Sugar is a disaccharide that ends up being two different monosaccharides in your gut. As Soda Taxes Gain Wider Acceptance, Your Bottle May Be Next 2016-11-26T05:00:00Z The monosaccharides combine with the transport proteins immediately after the disaccharides are broken down. Anatomy and Physiology 2013-06-19T00:00:00Z All such monosaccharides, being alcohol-aldehydes, can easily be reduced to the corresponding polyatomic alcohols, containing the same number of carbon atoms as the original monosaccharides, each with one OH group attached to it. The Chemistry of Plant Life Fructose.—The second member of the monosaccharide group is more or less associated with glucose in plant and fruit juices, and is used like that substance for the production of glycogen in the body. Dietetics for Nurses Glucose, galactose, and fructose are common monosaccharides, whereas common disaccharides include lactose, maltose, and sucrose. Biology for AP Courses 2022-06-09T00:00:00Z Perhaps rather than taxing monosaccharides we should stop the corn subsidies to farmers. As Soda Taxes Gain Wider Acceptance, Your Bottle May Be Next 2016-11-26T05:00:00Z The small size of short-chain fatty acids enables them to be absorbed by enterocytes via simple diffusion, and then take the same path as monosaccharides and amino acids into the blood capillary of a villus. Anatomy and Physiology 2013-06-19T00:00:00Z When ketose monosaccharides are submitted to similar oxidation processes, they are broken down into shorter chain compounds. The Chemistry of Plant Life The monosaccharides are all susceptible to alcoholic fermentation. Dietetics for Nurses Fructose, being a monosaccharide, diffused through the dialysis bag into the distilled water. Biology for AP Courses 2022-06-09T00:00:00Z The monosaccharide mumbo jumbo you seem to be touting sounds like so much pseudoscience. As Soda Taxes Gain Wider Acceptance, Your Bottle May Be Next 2016-11-26T05:00:00Z Figure 24.3 Sources of ATP During catabolic reactions, proteins are broken down into amino acids, lipids are broken down into fatty acids, and polysaccharides are broken down into monosaccharides. Anatomy and Physiology 2013-06-19T00:00:00Z When completely hydrolyzed, they yield three molecules of monosaccharides; when partially hydrolyzed, one each of a disaccharide and a monosaccharide. The Chemistry of Plant Life When attacked by the digestive enzymes, these sugars are changed to monosaccharides. Dietetics for Nurses The monosaccharides are transported across the intestinal epithelium into the bloodstream to be transported to the different cells in the body. Biology for AP Courses 2022-06-09T00:00:00Z The chronic health effects of sugar and more specifically monosaccharides is well known. As Soda Taxes Gain Wider Acceptance, Your Bottle May Be Next 2016-11-26T05:00:00Z Sugar catabolism breaks polysaccharides down into their individual monosaccharides. Anatomy and Physiology 2013-06-19T00:00:00Z Only two monosaccharides occur as such in plants. The Chemistry of Plant Life Carbohydrates are classified as monosaccharides, disaccharides, and polysaccharides depending on the number of monomers in the molecule. Biology for AP Courses 2022-06-09T00:00:00Z These carbohydrate chains may consist of 2–60 monosaccharide units and can be either straight or branched. Biology for AP Courses 2022-06-09T00:00:00Z This would raise the price on all monosaccharides that go into many different products. As Soda Taxes Gain Wider Acceptance, Your Bottle May Be Next 2016-11-26T05:00:00Z Among the monosaccharides, glucose is the most common fuel for ATP production in cells, and as such, there are a number of endocrine control mechanisms to regulate glucose concentration in the bloodstream. Anatomy and Physiology 2013-06-19T00:00:00Z Carbohydrate digestion begins in the mouth with the action of salivary amylase on starches and ends with monosaccharides being absorbed across the epithelium of the small intestine. Anatomy and Physiology 2013-06-19T00:00:00Z This section will focus first on glycolysis, a process where the monosaccharide glucose is oxidized, releasing the energy stored in its bonds to produce ATP. Anatomy and Physiology 2013-06-19T00:00:00Z In monosaccharides, the number of carbons usually ranges from three to seven. Biology for AP Courses 2022-06-09T00:00:00Z After digestive processes break polysaccharides down into monosaccharides, including glucose, the monosaccharides are transported across the wall of the small intestine and into the circulatory system, which transports them to the liver. Anatomy and Physiology 2013-06-19T00:00:00Z Anabolic reactions combine monosaccharides to form polysaccharides, fatty acids to form triglycerides, amino acids to form proteins, and nucleotides to form nucleic acids. Anatomy and Physiology 2013-06-19T00:00:00Z Carbohydrate metabolism begins in the mouth, where the enzyme salivary amylase begins to break down complex sugars into monosaccharides. Anatomy and Physiology 2013-06-19T00:00:00Z Glucose, galactose, and fructose are the three monosaccharides that are commonly consumed and are readily absorbed. Anatomy and Physiology 2013-06-19T00:00:00Z Consisting of carbon, hydrogen, and oxygen in the ratio CH2O or carbon hydrated with water, carbohydrates are classified as monosaccharides, disaccharides, and polysaccharides depending on the number of monomers in the macromolecule. Biology for AP Courses 2022-06-09T00:00:00Z Three brush border enzymes hydrolyze sucrose, lactose, and maltose into monosaccharides. Anatomy and Physiology 2013-06-19T00:00:00Z The complex sugars are also called polysaccharides and are made of multiple monosaccharide molecules. Anatomy and Physiology 2013-06-19T00:00:00Z |
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