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Q. No.All the following are aromatic amino acids except:
1.
tyrosine
2.
phenylalanine
3.
tryptophan
4.
threonine
Subtopic: Amino Acids |
85%
From NCERT
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Which of the secondary metabolites is an important anti-cancer drug?
| 1. | Ricin | 2. | Abrin |
| 3. | Vincristine | 4. | Atropine |
Subtopic: Primary & Secondary Metabolites |
71%
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Which element makes up the maximum % weight of the human body?
| 1. | carbon | 2. | hydrogen |
| 3. | nitrogen | 4. | oxygen |
Subtopic: Introduction |
66%
From NCERT
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Which of the following components of the acid insoluble fraction of a cell is not a macromolecule?
| 1. | proteins | 2. | nucleic acids |
| 3. | polysaccharides | 4. | lipids |
Subtopic: Element Analysis |
88%
From NCERT
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Subtopic: Zwitter ion & Peptide Bond |
91%
From NCERT
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Identify the amino acid (shown in the molecule given below):
| 1. | Glycine | 2. | Serine |
| 3. | Alanine | 4. | Methionine |
Subtopic: Nucleic Acid: Nucleotides |
83%
From NCERT
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Subtopic: Nucleic Acid: Nucleotides |
76%
From NCERT
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If we represent the chemical composition of living tissue from abundance point of view, the most abundant chemical in living organisms is:
| 1. | Water | 2. | Carbohydrates |
| 3. | Proteins | 4. | Lipids |
Subtopic: Element Analysis |
86%
From NCERT
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Identify the incorrect statement:
| 1. | Each protein is a polymer of amino acids. |
| 2. | A protein is a heteropolymer and not a homopolymer. |
| 3. | Essential amino acids can be synthesized in our body. |
| 4. | Collagen is the most abundant protein in animal world. |
Subtopic: Proteins |
87%
From NCERT
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Which end of the glycogen molecule is the reducing end?
1. The left
2. The right
3. The right and the left both
4. Neither the right nor the left
1. The left
2. The right
3. The right and the left both
4. Neither the right nor the left
Subtopic: Carbohydrates: Starch & Glycogen |
80%
From NCERT
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