1. | Nucleic acids | 2. | Polysaccharides |
3. | Lipids | 4. | Proteins |
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1. | A heterocyclic compound | 2. | A monosaccharide |
3. | A phosphate | 4. | A saturated fatty acid |
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1. | Thymine | 2. | Uracil |
3. | Adenine | 4. | Guanine |
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I | II | |
1. | 2’ deoxyribose | Ribose |
2. | Ribose | 2’ deoxyribose |
3. | Adenosine | Adenylic acid |
4. | α glucose | β glucose |
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I: | The level of protein structure organization that provides the positional information of amino acids in a protein is called as the primary structure. |
II: | Only right handed helices are observed in proteins seen in living organisms. |
III: | Tertiary structure is absolutely necessary for the many biological activities of proteins. |
1. | Only I and II | 2. | Only I and III |
3. | Only II and III | 4. | I, II and III |
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Column I [Component] |
Column II [% of the total cellular mass] |
A. Protein | P. 2 |
B. Carbohydrates | Q. 1 |
C. Lipids | R. 5-7 |
D. Nucleic acids | S. 3 |
T. 10-15 | |
U. 70-90 |
A | B | C | D | |
1. | U | P | R | Q |
2. | T | S | P | R |
3. | T | P | S | R |
4. | P | Q | R | S |
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1. | Thymine | 2. | Thymosine |
3. | Thymidylic acid | 4. | Cytidylic acid |
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I: | Morphine is a strong opiate that is found naturally in opium and is mainly used as a pain medication. |
II: | Ricin is a toxin and a highly potent toxin produced in the seeds of the castor oil plant. |
III: | Concanavalin A is a lectin and is widely used in biology and biochemistry to characterize glycoproteins and other sugar-containing entities on the surface of various cells. |
IV: | Vinblastin is an anti-cancer drug typically used with other medications, to treat a number of types of cancer. |