Subtopic: Â Element Analysis |
 72%
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Phosphodiester bond is characteristically found in
1. Deoxyribonucleic acid
2. Chitin
3. Phospholipid
4. Cellulose
1. Deoxyribonucleic acid
2. Chitin
3. Phospholipid
4. Cellulose
Subtopic: Â Nucleic Acid |Â The DNA |
 79%
From NCERT
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Catalytic activity of carboxypeptidase is lost upon removal of cofactor
1. Coenzyme
2. Proshthetic group
3. Cu2+
4. <n2+
1. Coenzyme
2. Proshthetic group
3. Cu2+
4. <n2+
Subtopic: Â Enzyme Cofactors |
From NCERT
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Dehydration synthesis during peptide bond formation involves loss of which molecule?
1. Amino acid
2. \(CO_2\)
3. \(NH_2\)
4. Water
1. Amino acid
2. \(CO_2\)
3. \(NH_2\)
4. Water
Subtopic: Â Zwitter ion & Peptide Bond |
 81%
From NCERT
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Hydroxymethyl is the side chain of which amino acid?
1. Tyrosine
2. Serine
3. Cysteine
4. Tryptophan
1. Tyrosine
2. Serine
3. Cysteine
4. Tryptophan
Subtopic: Â Amino Acids |
 87%
From NCERT
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Sugars such as glycogen are characterized by presence of which set of functional groups?
1. Hydroxyl and amino
2. Sulfhydryl and phosphate
3. Carbonyl and hydroxyl
4. Carbonyl and amino
1. Hydroxyl and amino
2. Sulfhydryl and phosphate
3. Carbonyl and hydroxyl
4. Carbonyl and amino
Subtopic: Â Carbohydrates: Starch & Glycogen |
 74%
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A molecule of ATP bears maximum resemblance to
1. Palmitic acid
2. Amino acid
3. DNA nucleotide
4. RNA nucleotide
1. Palmitic acid
2. Amino acid
3. DNA nucleotide
4. RNA nucleotide
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Biocatalysts
1. Hasten the rate of a given metabolic conversion
2. Are mostly nucleic acids
3. Work at similar temperature and pH optima
4. Act by altering the equilibrium of the reaction
1. Hasten the rate of a given metabolic conversion
2. Are mostly nucleic acids
3. Work at similar temperature and pH optima
4. Act by altering the equilibrium of the reaction
Subtopic: Â Enzymes |
 71%
From NCERT
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Monomer of the most abundant biomolecule on earth is
1. Glycine
2. N-acetylglucosamine
3. Glucose
4. ATP
1. Glycine
2. N-acetylglucosamine
3. Glucose
4. ATP
Subtopic: Â Carbohydrates |
 70%
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Select the correct match between column I and column II.
Choose the correct option.
1. a(v), b(iv), c(i), d(iii)
2. a(ii), b(iii), c(i), d(iv)
3. a(v), b(iv), c(ii), d(i)
4. a(ii), b(iv), c(iii), d(i)
| Column I | Column II | ||
| a | Cellulose | i | Storage homo-polysaccharide |
| b | Chitin | ii | Structural homo-polysaccharide |
| c | Inulin | iii | Branched polymer of glucose |
| d | Glycogen | iv | Exoskeleton of arthroods |
| v | Cannot trap I2 molecules |
1. a(v), b(iv), c(i), d(iii)
2. a(ii), b(iii), c(i), d(iv)
3. a(v), b(iv), c(ii), d(i)
4. a(ii), b(iv), c(iii), d(i)
Subtopic: Â Carbohydrates: Starch & Glycogen |Â Carbohydrates: Cellulose, Chitin, Inulin & Agar |
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