Which one of the following represents a set of homopolymers?
1. Peptidoglycan, glycogen and starch
2. Cellulose, insulin and polypeptides
3. Insulin, chitin and pectin
4. Starch, cellulose and inulin
Subtopic: Â Carbohydrates: Cellulose, Chitin, Inulin & Agar |
 72%
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Subtopic: Â Nucleic Acid: Nucleotides |
 81%
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Subtopic: Â Lipids: Glycerolipids, Phospholipids & Glycerol |
 83%
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Phospholipid lecithin, is made up of
1. Phospholipid acid, three fatty acids and one molecule of glycerol
2. Phospholipid acid with one fatty acid and three molecules of glycerol
3. Phospholipid acid with two fatty acids and one molecule of glycerol
4. One fatty acid and three molecules of glycerols
1. Phospholipid acid, three fatty acids and one molecule of glycerol
2. Phospholipid acid with one fatty acid and three molecules of glycerol
3. Phospholipid acid with two fatty acids and one molecule of glycerol
4. One fatty acid and three molecules of glycerols
Subtopic: Â Lipids: Glycerolipids, Phospholipids & Glycerol |
 50%
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An enzyme isolated from E.coli breaks ester linkage between sugar and phosphate moiety in RNA molecules. This enzyme belongs to class
1. Isomerase
2. Ligase
3. Lyase
4. Hydrolase
1. Isomerase
2. Ligase
3. Lyase
4. Hydrolase
Subtopic: Â Enzymes Classification |
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Given below is a diagrammatic representation of a helical protein where a part of the protein is enlarged.
Identify the amino acids occurring at the N-terminal and C-terminal of the enlarged section of polypeptide respectively.
1. Serine and cysteine
2. Cysteine and tyrosine
3. Tyrosine and Glutamin acid
4. Seine and Glutamic acid
Identify the amino acids occurring at the N-terminal and C-terminal of the enlarged section of polypeptide respectively.
1. Serine and cysteine
2. Cysteine and tyrosine
3. Tyrosine and Glutamin acid
4. Seine and Glutamic acid
Subtopic: Â Different Amino Acids |
 51%
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Which of the following is not strictly a biomacromolecule?
1. Proteins
2. Lipids
3. Polysaccharides
4. Nucleic acid
1. Proteins
2. Lipids
3. Polysaccharides
4. Nucleic acid
Subtopic: Â Element Analysis |
 95%
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A secondary metabolite that acts as a toxin is
1. Carotenoids
2. Curcumin
3. Abrin
4. Monoterpenes
1. Carotenoids
2. Curcumin
3. Abrin
4. Monoterpenes
Subtopic: Â Primary & Secondary Metabolites |
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Subtopic: Â Primary & Secondary Metabolites |
 84%
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Peptidoglycan present in bacterial cell envelope is
1. Made up of cellulose
2. A heteropolymer
3. An oligosaccharide
4. A homopolymer
1. Made up of cellulose
2. A heteropolymer
3. An oligosaccharide
4. A homopolymer
Subtopic: Â Carbohydrates: Introduction |
 60%
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