Advertisements
Advertisements
प्रश्न
What do you understand by the term glycosidic linkage?
Advertisements
उत्तर
Glycosidic linkage refers to the linkage formed between two monosaccharide units through an oxygen atom by the loss of a water molecule.
For example, in a sucrose molecule, two monosaccharide units, α-glucose and β-fructose, are joined together by a glycosidic linkage.
Sucrose
संबंधित प्रश्न
What happens when D-glucose is treated with the following reagent?
HNO3
The sugar that is characteristic of milk is ____________.
Which one is a disaccharide?
The commonest disaccharide has the molecular formula:
Maltose and glucose are ____________.
Sucrose on hydrolysis gives:
Which of the following has not a glucosidic linkage?
Which one of the following statement is correct about sucrose?
In disaccharides, if the reducing groups of monosaccharides i.e. aldehydic or ketonic groups are bonded, these are non-reducing sugars. Which of the following disaccharide is a non-reducing sugar?
Match the following enzyms given in Column I with the reactions they catalyse given in Column II.
| Column I (Enzymes) | Column II (Reactions) |
| (i) Invertase | (a) Decomposition of urea into NH3 and CO2 |
| (ii) Maltase | (b) Conversion of glucose into ethyl alcohol |
| (iii) Pepsin | (c) Hydrolysis of maltose into glucose |
| (iv) Urease | (d) Hydrolysis of cane sugar |
| (v) Zymase | (e) Hydrolysis of proteins into peptides |
Lactose on hydrolysis yields
Which disaccharide is present in milk?
Which of the following is a reducing sugar?
Hydrolysis of sucrose is called ______.
