What is the difference between fructose and galactose?
Fructose is more soluble than other sugars and hard to crystallize because it is more hygroscopic and holds onto water stronger than the others. This means that fructose can be used to extend the shelf life of baked products more than other sugars. 3. Galactose
Is sucrose a mixture of glucose and fructose?
Sucrose is a disaccharide of fructose (fruit sugar) and glucose (blood sugar), like a mixture of the two. Lactose (milk sugar) is a disaccharide of galactose and glucose.
What is the difference between anomeric carbon in glucose and fructose?
Another difference is that in glucose, the anomeric carbon is the first carbon, whereas in fructose, the anomeric carbon is the second carbon. The anomeric carbon is the one containing the carbonyl group, which reacts to form the cyclised structure.
Why does hexokinase bind better to glucose than fructose?
It's Km for glucose is a lot lower and so it binds to glucose a lot easier than fructose. Since Hexokinase has a higher affinity for glucose, what enzyme is used to phosphorylate fructose to fructose 1-Phosphate.
What is the relationship between glucose fructose and galactose?
Glucose and its isomers Fructose is a structural isomer of glucose and galactose, meaning that its atoms are actually bonded together in a different order. Glucose and galactose are stereoisomers (have atoms bonded together in the same order, but differently arranged in space).
What is the structural relationship between glucose and galactose?
What is the structural relationship between glucose and galactose? They are both aldopentoses.
What is the name for the relationship between glucose and fructose?
Sucrose Is Made up of Glucose and Fructose Disaccharides are made up of two, linked monosaccharides and broken back down into the latter during digestion ( 1 ). Sucrose is a disaccharide consisting of one glucose and one fructose molecule, or 50% glucose and 50% fructose.
What is the relationship between glucose fructose and galactose quizlet?
fructose is absorbed by facilitated diffusion and glucose and galactose are absorbed by active transport. What happens to fructose and galactose once it enters the bloodstream? they are converted into glucose or used for energy.
What is the structure of glucose and fructose?
chemical formula or structural formula of glucose is C 6 H 12 O 6 . chemical formula or structural formula of fructose is also C 6 H 12 O 6 .
What is the common property of glucose galactose and fructose?
Glucose, galactose, and fructose are all hexoses. They are structural isomers, meaning they have the same chemical formula (C6H12O6) but a different atom arrangement.
Which of the following is a similarity between fructose and galactose?
Which of the following is a similarity between fructose and galactose? The process of glycolysis uses both fructose and galactose to produce adenosine triphosphate. Both are produced by plants during the process of photosynthesis. Both are disaccharides made up of two sugar units.
What is the term used to describe the relationship between galactose and mannose?
Explanation: Epimers. Epimers are optical isomers that differ in the configuration of a single carbon atom. For example, D-galactose and D-mannose are epimers of D-glucose.
Are glucose and galactose epimers?
Epimers are carbohydrates which vary in one position for the placement of the -OH group. The best examples are for D-glucose and D-galactose.
What is the structural difference between glucose and fructose quizlet?
Glucose and fructose are structural isomers: have the same chemical formula but have different arrangement of atoms. While glucose has aldose sugar- carbonyl group at the end of the chain, fructose has ketose sugar- carbonyl group in an internal of the chain (specifically, at the second carbon.
What is the name for the linkage between sugar molecules that Cannot be broken by digestion?
Disaccharides (C12H22O11) are sugars composed of two monosaccharide units that are joined by a carbon–oxygen-carbon linkage known as a glycosidic linkage. This linkage is formed from the reaction of the anomeric carbon of one cyclic monosaccharide with the OH group of a second monosaccharide.
How are glucose and galactose absorbed quizlet?
Glucose and galactose are absorbed by active transport (requires more energy) in the small intestine, and fructose is absorbed by facilitated diffusion in the small intestine.
What is the difference between glucose and galactose?
Categorized under Nature , Science | Difference Between Glucose and Galactose Although the molecular formula of glucose and galactose are identical, they have distinct structural formulas. Glucose is a simple sugar (monosaccharide) and also termed as blood sugar, grape sugar or corn sugar. It is a vital carbohydrate in biology. It is a premium source of energy for the living cells and also acts as a metabolic intermediate. It is among the chief products extorted from the process of photosynthesis. On the other hand, galactose also comes under the family of monosaccharide and it is a type of sugar that is less sweet in comparison to glucose. It consists of food energy (expressed in calories or joules) and termed as nutritive sweetener. There are only two stereoisomers actually known as glucose in the category of aldohexose sugars. In these two stereoisomers, only dextrose monohydrate (commonly known as D-glucose) is organically active. In contrast, there is polymer of sugar galactose called galactan. It exists in the body to maintain the supply of galactose. It is stored inside the body in bulk form at a place called hemicellulose. Whenever there will be an additional requirement of galactose than the process of hydrolysis takes place and galactan is eventually converted into galactose. Coming back to glucose, besides D-glucose there is one more glucose, which is biologically inactive. The inactive form of glucose is termed as L-glucose. It is not possible to metabolize the molecules of L-glucose by the process called glycolysis. Glucose and galactose are also synthesized by the body. However, the external sources will vary from each other. Glucose can be divided into two types: simple carbohydrate and complex carbohydrate. Simple carbohydrates easily get to digest and Continue reading >>
What is the difference between fructose, lactose, maltose, and sucrose?
Difference between Fructose, Glucose, Lactose, Maltose and Sucrose Key Difference:Glucose and Fructose are monosaccharides, whereas Lactose, Maltose and Sucrose are disaccharides. Glucose is classified as an aldehyde, whereas fructose as a ketone. Two glucose units are combined to form Maltose. Sucrose is formed by combination of Fructose and Glucose. Lactose consists of Galactose and Glucose. Carbohydrates play a vital role as they provide energy to cells in the body. Dietary carbohydrates can be broadly classified into various categories based on the number of sugar units present in them. Monosaccharide consists of one sugar unit, whereas Disaccharide consists of two sugar units. Glucose and Fructose fall in the category of monosaccharide, whereas Sucrose, Lactose and Maltose are types of Disaccharide. Monosaccharides are known as building blocks from which all other big carbohydrates are made. Glucose and Fructose are common sugars and possess the same molecular formula : C6H12O6.They contain six atoms of carbon and therefore are also known to be a hexose. Glucose is the blood sugar. It is also known as glucose, dextrose or grape sugar. Glucose and Fructose possess the same molecular formula. However, they differ in the arrangements of atoms in their structure and therefore are also termed as structural isomers of each other. Fructose is found in fruit, honey, etc. Glucose is an aldehyde which means that it a compound which contains a carbonyl group with at least one hydrogen attached to it. On the other hand, fructose is a ketone, which means that it is a compound which contains a carbonyl group with two hydrocarbon groups attached to it. Lactose is made from the combination of galactose and glucose units. It is the major carbohydrate which is found in milk. D-gluc Continue reading >>
What are carbohydrates made of?
carbohydrates are made from which elements which polysaccharide is a component of plant cell walls has 3-7 carbon chain and can't be hydrolyzed (split) into a smaller structure. Its structure will be some form of CH2O. It will contain a carbonly grp such as a ketone or aldehyde and the rest attached to hydroxyl grps in water, monosaccharides structure changes how it changes from a linear structure to a ring shape what are monosaccharides used for in the body fuels for cellular work (ex. ribose is the building block for ATP) what is the monosaccharide ribose used for in the body carbohydrates are broken down during respiration to make what substances (reverse of photosynthesis) how is glucose made in plants (photosynthesis) synthesized from carbon dioxide, water and energy from the sun monosaccharides, disaccarides and polysaccarides which carbohydrates cannot be hydrolized (split) consists of two monosaccharides and can be split by hydrolysis the splitting apart (of di- or polysaccharide) by water in the prescensse of an acid or enzyme what does hydrolysis form when it splits apart a disaccharide what is the formula for sucrose (table sugar) glucose is a _____, sucrose is a ______ and startch is a ______ glucose (monosaccharide), sucrose (disaccharide) and startch (polysaccharide) combining glucose and fructose (2 monosaccarides) what REACTANTS are needed foor photosynthesis what REACTANTS are needed for respiration what functional groups are found in all monosaccharides hydroxyl grp and carbonyl grp on the first or second carbon -CHO or (a C with a Hydrogen on one side and a double bond with O on the other) an aldose is located where on the structure a carbonyl grp on the FIRST carbon (-CHO) a ketose is located where on the carb structure a carbonyl grp on the SECOND c Continue reading >>
What are the two common carbohydrates?
However, the arrangement of atoms in carbohydrates has little to do with water molecules. Starch and cellulose are two common carbohydrates. Both are macromolecules with molecular weights in the hundreds of thousands. Both are polymers (hence "polysaccharides"); that is, each is built from repeating units, monomers, much as a chain is built from its links. The monomers of both starch and cellulose are the same: units of the sugar glucose. Sugars Monosaccharides Three common sugars share the same molecular formula: CHO. Because of their six carbon atoms, each is a hexose. They are: glucose, "blood sugar", the immediate source of energy for cellular respiration galactose, a sugar in milk (and yogurt), and fructose, a sugar found in honey. Although all three share the same molecular formula (C6H12O6), the arrangement of atoms differs in each case. Substances such as these three, which have identical molecular formulas but different structural formulas, are known as structural isomers. Glucose, galactose, and fructose are "single" sugars or monosaccharides. Two monosaccharides can be linked together to form a "double" sugar or disaccharide. Disaccharides Three common disaccharides: sucrose — common table sugar = glucose + fructose lactose — major sugar in milk = glucose + galactose maltose — product of starch digestion = glucose + glucose Although the process of linking the two monomers is rather complex, the end result in each case is the loss of a hydrogen atom (H) from one of the monosaccharides and a hydroxyl group (OH) from the other. The resulting linkage between the sugars is called a glycosidic bond. The molecular formula of each of these disacchar Continue reading >>
What is the reaction that produces lactose?
When combined with glucose (monosaccharide), through a condensation reaction , the result is the disaccharide lactose. The hydrolysis of lactose to glucose and galactose is catalyzed by the enzymes lactase and β-galactosidase. The latter is produced by the lac operon in Escherichia coli.
What are the different types of diabetes?
Sort Describe diabetes, and the types of diabetes disorder of CHO metabolism, insufficient or ineffective insulin. Causes elevated resting blood glucose. Type 1: pancreas doesn't produce insulin (not necessarily caused by lifestyle choices) Type 2: cells don't respond to insulin, always on hyperglycemic levels. Often in response to obesity, more common than type 1 What are some recommendations for people with diabetes? consistent CHO intake, don't cut out CHO completely Consider glycemic index Type 1: careful monitoring of insulin and blood glucose, balance of diet, insulin, and physical activity Type 2: weight loss, medication, physical activity. CAN go away if treated properly Continue reading >>
Is galactose a monosaccharide?
For the EP by The Sweet Science, see Galactose (EP). Galactose (galacto- + -ose, "milk sugar"), sometimes abbreviated Gal, is a monosaccharide sugar that is about as sweet as glucose, and about 65% as sweet as sucrose. [1] It is a C-4 epimer of glucose. [2] Galactan is a polymeric form of galactose found in hemicellulose, and forming the core of the galactans, a class of natural polymeric carbohydrates. [3] Etymology The word "Galactose" is coined by Charles Weissman [4]in mid 19th century from Greek galaktos ("milk") and the generic chemical suffix for sugars -ose. [5] Structure and isomerism Galactose exists in both open-chain and cyclic form. The open-chain form has a carbonyl at the end of the chain. Four isomers are cyclic, two of them with a pyranose (six-membered) ring, two with a furanose (five-membered) ring. Galactofuranose occurs in bacteria, fungi and protozoa , [6] and is recognized by a putative chordate immune lectin intelectin through its exocyclic 1,2-diol. In the cyclic form there are two anomers, named alpha and beta, since the transition from the open-chain form to the cyclic form involves the creation of a new stereocenter at the site of the open-chain carbonyl. In the beta form, the alcohol group is in the equatorial position, whereas in the alpha form, the alcohol group is in the axial position. [7] Cyclic forms of galactose Relationship to lactose Galactose is a monosaccharide. When combined with glucose (monosaccharide), through a condensation reaction, the result is the disaccharide lactose. The hydrolysis of lactose to glucose and galactose is catalyzed by the enzymes lactase and β-galactosidase. The latter is produced by the lac operon in Escherichia coli. In nature, lactose is found primarily in milk and milk products. Consequentl Continue reading >>
What is the difference between glucose and fructose?
Another difference is that in glucose, the anomeric carbon is the first carbon, whereas in fructose, the anomeric carbon is the second carbon. The anomeric carbon is the one containing the carbonyl group, which reacts to form the cyclised structure. Related Answer.
What is the only form of glucose that is used by the human body?
The others have to be “converted” to glucose for our cells to utilise them - which happens in the digestive process. ALL carbohydrates (which is what sugars are) when digested, produce a lot of glucose. Proteins and fats (the only two other dietary sources of calories) produce only tiny amounts of glucose in comparison. All three of these are monosaccharides, or “single sugars” - the simplest form of carbohydrate, upon which ALL other carbs are built. Next come the disac
How many isomers are in a keto hexose?
Ketohexoses have three asymmetric carbons, so there are 2 (8) different optical isomers (four different names, D- and L-enantiomers of each). It has different c. They are all hexoses (six-carbon monosaccharides). Glucose and galactose are aldohexoses (C-1 is an aldehyde).
How many optical isomers are there in aldohexoses?
Aldohexoses have four asymmetric carbons, so there are 2 (16) different optical isomers (eight different names, D- and L-enantiomers of each). So D-glucose and D-galactose are diastereomers. They have the same connectivity but are different optical isomers that are not enantiomers.
Is fructose the same as glucose?
As you will see from them, fructose is a pentose (five carbon atoms) while glucose and galactose are both hexoses (six carbon). They look very much alike, and as you will also see from your google results, they are composed of the exact same atoms.
Is glucose a hexose?
Both are hexose sugars, i.e. have 6 carbons in their structure. However, glucose is an aldohexose, whereas fructose is a ketohexose. This means that the functional group present in these sugars is an aldehydic and a ketonic group respectively.
Is fructose a ketone?
Fructose is a ketohexose (C-2 is a ketone). Ketohexoses have three asymmetric carbons, so there are 2 (8) different optical isomers (four different names, D- and L-enantiomers of each). It has different connectivity from aldohexoses, so it is a constitutional isomer of glucose and galactose. Sponsored by FinanceBuzz.
What are the three monosaccharides in sugars?
SUGARS COMPOSED OF PAIRS OF MONOSACCHARIDES. The 3 disaccharides (maltose, sucrose, and lactose ) are pairs of monosaccharides, each containing a glucose paired with one of the 3 monosaccharides. The sugars derive primarily from plants, except for lactose and its component galactose, which come from milk and milk products.A disaccharide, in turn, can be broken into its two monosaccharides by a hydrolysis reaction using water. LARGE MOLECULES COMPOSED OF CHAINS OF MONOSACCHARIDES. the polysaccharides are slightly more complex, containing many glucose units and,in some cases, few other monosaccharides strung together. compounds composed of many monosaccharides linked together. an intermediate string of 3 to 10 monosaccharides is an oligosaccharide. simple carbohydrates composed of monosaccharides, disaccharides, or both. (immediate energy) and its storage from glycogen - provides 1/2 of all energy to muscles and other body tissues and the other 1/2 fat - cholesterol and trig. A monosaccharide;sometimes known as blood sugar in the body or dextrose in foods. a monosaccharide; sometimes known as fruit sugar or levulose. fructose is found abundantly in fruits, honey, and saps. rarely occurs naturally in foods as a single sugar only in very small amounts. To make a disaccharide, a chemical reaction known as condensation links two monosaccharides together. a chemical reaction in which water is released as two molecules combine to form one larger product. to break a disaccharide in two, a chemical reaction known as hydrolysis occurs. Hydrolysis reactions commonly occur during digestion. a chemical reaction in which one molecule is split into two molecules, with hydrogen (H) added to one and hydroxyl group (OH) to other (from water, H2O). a disaccharide composed of two glucose un Continue reading >>
What are the carbohydrates that are used in cellular respiration?
of cells carbohydrates that include "refined", processed sugars carbohydrates that include starches and grains from plants simple or complex: monosaccharides, disaccharides, oligosac charides taste sweet; soluble in water; crosses cell membranes by facilitated diffusion/active transport; contains OH group; either aldehyde or ketone 2 monosaccharides joined in ether/glycosidic links a few monosaccharides joined in ether/glycosidic links polymers of thousands/millions of monosaccharides in length; complete hydrolysis yields monomers; not readily soluble in water/insoluble due to length; architectural and nutritional functions glucose, fructose, galactose, deoxyribose, ribose, N-acetylglucosamine aka blood sugar; direct form of energy for humans; aka dextrose; stored as glycogen in the liver; an aldose fruits/veggies/junk food; really bad carb; causes most health problem; a ketose when oxygen bridge is down, what link is formed when oxygen bridge is up, what link is formed fructose and a-glucose joined in 1,2-a-ether link fructose and a-glucose joined in 1,2-a-ether link sugar and sucrose come from what Sanskrit word B-glucose and galactose joined in 1,4-B-ether link B-glucose and galactose joined in 1,4-B-ether link amylose, amylopectin, cellulose, chitin, fibre, glycogen contains both amylose and amylopectin (ex. potato has 20% amylose 80% amylopectin) how and where is excess glucose stored in plants (polysaccharide) single chains with 1,4-a-ether link that form a coil; approximately 250 a-glucose monomers; soluble (polysaccharide) a-glucose molecule; highly-branches main chains with 1,4-a-ether links that form branches which are added to the main chain in 1,6-a-ether links most abundant organic substance and carbohydrates on Earth c Continue reading >>
What are the three types of monosaccharides?
the simplest, complete type of carbohydrate molecule 3. When mixed with water, monosaccharides typically form ring-structures Glucose, fructose, and galactose are 3 common types of monosaccharides that living cells use for energy; each has the molecular formula of C6H12O6 What makes one different from the other is the way the individual atoms bond into position in each molecule; giving each molecule its own shape of structural formula Molecules with the same molecular formula, yet different structural formulas, are known as structural isomers Monosaccharides can combine with other monosaccharides during synthesis reactions to produce another class of carbohydrates, the disaccharides 1. Disaccharides are sometimes preferred to as the processed sugars because they are added to many prepackaged foods 2. Since disaccharides are larger than monosaccharides, they are a type of intermediate or transition to polymer 3. Disaccharides contain more chemical energy than monosaccharides 4. Since so many foods contain disaccharides people often ingest too much energy per day. The calories they are not burning off are treated as empty calories by the body and stored for later use 5. If/when disaccharides are bonded to increasingly more monosaccharides, via dehydration synthesis, the third class of carbohydrates is called the polysaccharides 1. These are the largest polymers in the carbohydrate group of organic nutrients 2. They are composed of hundreds to thousands of monosaccharides bonded together by a chain reaction of dehydration synthesis 3. In the human body, glycogen, produced by the liver and skeletal muscles, and dietary fiber are examples if polysaccharides 4. They act as a reserve for monosaccharides to slightly extend how long Continue reading >>
What are the long chains of polysaccharides?
long chains - polysaccharides, or in disaccharides Fruits and vegetables, honey, high fructose corn syrup, bonded with glucose in sucrose in table sugar Nutritive sweeteners. Absorbed and metabolized slower than regular sugar. Sorbital, Mannitol, and Xylitol. Chewing gum, toothpaste, sugar free candies. Connects monosaccharide to make a disaccharide or polysaccharide. Can be broken down by human intestinal enzymes. Easy to break. Sucrose, maltose, starch, glycogen. Connects monosaccharide to make a disaccharide, oligosaccharide or polysaccharide. Lactose, fiber. Cannot be broken down by intestinal enzymes unless a very specific enzyme (lactase) is available or by large intestinal bacteria. A disaccharide composed of one molecule of glucose and one molecule of fructose joined together. A disaccharide composed of glucose and galactose, also called milk sugar because it is the major sugar in milk and dairy products. A disaccharide composed of two glucose molecules, sometimes called malt sugar. Maltose seldom occurs naturally in foods but is formed whenever long molecules of starch break down. What is a condensation reaction and give a CHO example? When a covalent bond is formed between two molecules by removal of a water molecule. Short carbohydrate chains composed of 3 to 10 sugar molecules. Long carbohydrate chains composed of more than 10 sugar molecules. Polysaccharides can be straight or branched. The major storage form of carbohydrate in plants; starch is composed of long chains of glucose molecules in a straight or branching arrangement. A straight-chain polysaccharide composed of glucose units. A branched-chain polysaccharide composed of glucose units. A very large, highly branched polysaccharide composed of multiple glucose units. Sometimes called animal starch, Continue reading >>
What are carbohydrates made of?
carbohydrates are made from which elements which polysaccharide is a component of plant cell walls has 3-7 carbon chain and can't be hydrolyzed (split) into a smaller structure. Its structure will be some form of CH2O. It will contain a carbonly grp such as a ketone or aldehyde and the rest attached to hydroxyl grps in water, monosaccharides structure changes how it changes from a linear structure to a ring shape what are monosaccharides used for in the body fuels for cellular work (ex. ribose is the building block for ATP) what is the monosaccharide ribose used for in the body carbohydrates are broken down during respiration to make what substances (reverse of photosynthesis) how is glucose made in plants (photosynthesis) synthesized from carbon dioxide, water and energy from the sun monosaccharides, disaccarides and polysaccarides which carbohydrates cannot be hydrolized (split) consists of two monosaccharides and can be split by hydrolysis the splitting apart (of di- or polysaccharide) by water in the prescensse of an acid or enzyme what does hydrolysis form when it splits apart a disaccharide what is the formula for sucrose (table sugar) glucose is a _____, sucrose is a ______ and startch is a ______ glucose (monosaccharide), sucrose (disaccharide) and startch (polysaccharide) combining glucose and fructose (2 monosaccarides) what REACTANTS are needed foor photosynthesis what REACTANTS are needed for respiration what functional groups are found in all monosaccharides hydroxyl grp and carbonyl grp on the first or second carbon -CHO or (a C with a Hydrogen on one side and a double bond with O on the other) an aldose is located where on the structure a carbonyl grp on the FIRST carbon (-CHO) a ketose is located where on the carb structure a carbonyl grp on the SECOND c Continue reading >>
What are the different types of diabetes?
Sort Describe diabetes, and the types of diabetes disorder of CHO metabolism, insufficient or ineffective insulin. Causes elevated resting blood glucose. Type 1: pancreas doesn't produce insulin (not necessarily caused by lifestyle choices) Type 2: cells don't respond to insulin, always on hyperglycemic levels. Often in response to obesity, more common than type 1 What are some recommendations for people with diabetes? consistent CHO intake, don't cut out CHO completely Consider glycemic index Type 1: careful monitoring of insulin and blood glucose, balance of diet, insulin, and physical activity Type 2: weight loss, medication, physical activity. CAN go away if treated properly Continue reading >>
Do organic molecules have the same molecular formula?
Organic molecules having the same molecular or empirical formula can exist in different forms Even though molecules have the same type and numbers of atoms (i.e., same empirical formula), they don't have the same function. The structural arrangement of the atoms is important in determining function; glucose, fructose, and galactose all have 6 carbon atoms, 12 hydrogen atoms, and 6 oxygen atoms (empirical formula = C6H12O6), but different structural arrangements of those atoms and different functions, such as taste and the types of polymers they build. If in isomers there are differences in the actual structure of their carbon skeleton. ex: glucose and fructose are structural isomers of C6H12O6 Another form of isomers; have the same carbon skeleton but differ in how the groups attached to this skeleton are arranged in space. Enzymes in biological systems usually recognize only a single, specific stereoisomer. A subcategory of stereoisomers, called enantiomers, are actually mirror images of each other. When carbon is bound to four different groups, the resulting molecule is said to be chiral (from Greek cheir, meaning "hand"). A chiral molecule will have stereoisomers that are mirror images. A molecule that has mirror-image versions. The two molecules shown have the same four groups but cannot be superimposed, much like your two hands cannot be superimposed but must be flipped to match. These types of stereoisomers are called enantiomers. A long molecule built by linking together a large number of small, similar chemical subunits called monomers ; starch is a polymer of glucose. Macromolecules ( Carbohydrates, nucleic acids, proteins, and lipids-not same process) are polymers consisting of long chains of similar subunits that are joined by dehydration reactions and are br Continue reading >>
What is the structure of glucose?
Structure of Glucose, Fructose and Galactose. 1. Glucose: Glucose has the molecular formula (C6H12O6) and has a six member ring. Glucose may be represented by the following open chain structure. But in solution it exists only as a six membered ring structure called pyranose form. Glucose is known as grape sugar. 2.
Why is fructose more soluble than other sugars?
Fructose is more soluble than other sugars and hard to crystallize because it is more hygroscopic and holds onto water stronger than the others. This means that fructose can be used to extend the shelf life of baked products more than other sugars. 3. Galactose.
What are the epimers of D-sugar?
D-sugars differing in configuration at a single asymmetric center are known as epimers. Thus D-glucose and D-galactose are epimers at C4 ; D- glucose and D-mannose are epimers at C2.
Is fructose a sugar?
Fructose exists mostly as a five membered ring structure called “furanose form”. Fructose is known as the fruit sugar as its make source in the diet is fruits and vegetables. Honey is also a good source.
Is galactose the same as glucose?
Galactose is a monosaccharide and has the same chemical formula as glucose, i.e., C6H12O6. It is similar to glucose in its structure, differing only in the position of one hydroxyl group. This difference, however, gives galactose different chemical and biochemical properties to glucose. In solution, it forms 5- and 6-membered rings ...