Glycogen is a branched-chain polymer of α-D glucose units in which chain is formed by C1 - C4 glycosidic linkage whereas branching occurs by the formation of C1 - C6 glycosidic linkage. The structure of glycogen is similar to: 

1. Amylose

2. Amylopectin

3. Cellulose

4. Glucose

Subtopic:  Polysaccharides & their Importance |
 87%
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Which of the following polymer is stored in the liver of animals?

1.  Amylose

2.  Cellulose

3.  Amylopectin

4.  Glycogen

Subtopic:  Polysaccharides & their Importance |
 91%
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Sucrose (cane sugar) is a disaccharide. One molecule of sucrose on
hydrolysis gives:

1.  2 Molecules of glucose

2.  2 Molecules of glucose + 1 molecule of fructose

3.  1 Molecule of glucose +1 molecule of fructose

4.  2 Molecules of fructose

Subtopic:  Polysaccharides & their Importance |
 92%
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An anomer is represented by: 

1.   
2. 
3.
4. 
Subtopic:  Carbohydrates - Classification & D-L configuration |
 56%
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Proteins are found to have two different types of secondary structures via α-helix and β-pleated sheet structure. The α-helix structure of a protein is stabilized by-

1. Peptide bonds

2. Van der waals forces

3. Hydrogen bonds

4. Dipole-dipole interactions

Subtopic:  α - Amino Acids, Peptide Bond, Proteins & Structure |
 74%
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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?

1.
2.
3.
4.
Subtopic:  Polysaccharides & their Importance |
 72%
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Among the options provided, which acid is classified as a vitamin?

1. Aspartic and 2. Ascorbic acid
3. Adipic acid 4. Saccharic acid
Subtopic:  Vitamins, Hormones & Enzymes |
 89%
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Carbon atoms of pentose sugars of nucleotides having phosphodiester linkage are:
1. 5' and 3'
2. 2' and 5'
3. 5' and 5'
4. '3 and 3'

Subtopic:   DNA, RNA & Metal Ions |
 90%
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Nucleic acids are the polymers of : 
1. Nucleosides
2. Nucleotides
3. Bases
4. Sugars

Subtopic:   DNA, RNA & Metal Ions |
 89%
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The incorrect statement among the following regarding glucose is:

1. It is an aldohexose.
2. n-Hexane is formed when glucose is heating with HI.
3. It is present in furanose form.
4. It does not give 2, 4- DNP test.
Subtopic:  Carbohydrates - Classification & D-L configuration |
 80%
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