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Q. No.Regarding polysaccharides:
I:
Cellulose does not contain complex helices.
II:
Inulin is a polymer of fructose.
III:
Left end of glycogen is the reducing end
1. Only I and II are correct
2. Only I and III are correct
3. Only II and III are correct
4. I, II and III are correct
Subtopic: Carbohydrates | Carbohydrates: Starch & Glycogen | Carbohydrates: Cellulose, Chitin, Inulin & Agar |
76%
Level 2: 60%+
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Identify the incorrect statement:
| 1. | Zinc is a cofactor for carboxypeptidase |
| 2. | NADP contains the vitamin cyanocobalamin |
| 3. | Malonate is a competitive inhibitor of Succinic dehydrogenase |
| 4. | Haem is the prosthetic group in peroxidase |
Subtopic: Enzyme Cofactors |
85%
Level 1: 80%+
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Identify the correct statement:
| 1. | α amino acids are substituted methanes |
| 2. | Only triglycerides are lipids that are both macromolecules as well as polymers |
| 3. | Cellulose forms secondary helical structures and can hold iodine molecules in the helical portion |
| 4. | Every virus will have both DNA and RNA as its genetic material |
Subtopic: Amino Acids |
79%
Level 2: 60%+
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Regarding various levels of protein structure, which of the following is not true?
| 1. | The positional information of amino acids in a protein is called the primary structure. |
| 2. | Alpha helix is a secondary structure and beta pleated sheet is a tertiary structure of a protein. |
| 3. | Tertiary structure is absolutely necessary for the many biological activities of proteins. |
| 4. | Quaternary structures are seen in proteins made of more than one polypeptide chain. |
Subtopic: Proteins |
89%
Level 1: 80%+
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Subtopic: Amino Acids |
84%
Level 1: 80%+
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Subtopic: Amino Acids |
84%
Level 1: 80%+
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All the following are examples of basic amino acids except:
| 1. | Lysine | 2. | Histidine |
| 3. | Arginine | 4. | Valine |
Subtopic: Amino Acids |
67%
Level 2: 60%+
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Identify the lipid shown in the given figure:
| 1. Glycerol 2. Fatty acid 3. Sphingosine 4. Cerebroside |
 |
Subtopic: Lipids |
91%
Level 1: 80%+
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Consider the given two statements:
| I: | Gingelly oil remains as oil in winters. |
| II: | The fatty acid components of the oil are all saturated. |
| 1. | Both I and II are correct and II correctly explains I |
| 2. | Both I and II are correct but II does not correctly explain I |
| 3. | I is correct but II is incorrect |
| 4. | I is incorrect but II is correct |
Subtopic: Lipids |
63%
Level 2: 60%+
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Which of the following given molecules will be a structural component of the cell membrane in an animal cell?
| I: |  |
| II: |  |
| III: |  |
| IV: |  |
| 1. | Only I and II | 2. | Only I and III |
| 3. | Only III and IV | 4. | I, II, III and IV |
Subtopic: Lipids |
70%
Level 2: 60%+
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