In a polysaccharide chain the individual monosaccharides are linked by which bond:-
| 1. | Peptide bond | 2. | Glycosidic bond |
| 3. | Ester bond | 4. | Hydrogen bond |
A glycosidic bond connects:
| 1. | two monosaccharides |
| 2. | two amino acids |
| 3. | two fatty acids |
| 4. | a fatty acid and a glycerol |
Study the given statements -
| i. | A dehydration reaction (or condensation reaction) is the process in which water molecules are produced as a polymer is formed from monomers. |
| ii. | The four main categories of macromolecules present in living systems are proteins, nucleic acids, carbohydrates, and lipids. |
| iii. | Glucose is the main monosaccharide used by human cells for energy. |
| iv. | The building blocks or monomers of nucleic acid molecules are called nucleosides. |
How many statements are correct?
1. i
2. ii
3. iii
4. iv