Most common element present in human body is:
| 1. | Oxygen | 2. | Carbon | 
| 3. | Hydrogen | 4. | Sulfur | 
When we homogenize any tissues in an acid the acid soluble pool represents
| 1. | Cytoplasm | 2. | Cell membrane | 
| 3. | Nucleus | 4. | Mitochondria | 
Which of the following is not an aromatic amino acid?
| 1. Phenylalanine | 2. Threonine | 
| 3. Tyrosine | 4. Tryptophan | 
The simplest α amino acid is:
| 1. | Glycine | 2. | Alanine | 
| 3. | Serine | 4. | Lysine | 
| 1. | Lysine | 2. | Histidine | 
| 3. | Arginine | 4. | Valine | 
The given compound:
| 1. | is a storage product in archaea | 
| 2. | is the source of energy in fungi | 
| 3. | is present in the cell walls of gram negative bacteria | 
| 4. | is a structural component of plasma membrane | 
Consider the given two statements:
| I: | Palmitic acid has 16 carbons including the carboxyl carbon. | 
| II: | Arachidonic acid has 20 carbons including the carboxyl carbon. | 
Match each item in Column I with one item in Column II and chose your answer from the codes given below:
| Column I | Column II | ||
| (a) | Alkaloid | (i) | Abrin | 
| (b) | Toxin | (ii) | Morphine | 
| (c) | Lectin | (iii) | Vinblastin | 
| (d) | Drug | (iv) | Concanavalin A | 
| (a) | (b) | (c) | (d) | |
| 1. | (i) | (ii) | (iii) | (iv) | 
| 2. | (ii) | (i) | (iv) | (iii) | 
| 3. | (ii) | (i) | (iii) | (iv) | 
| 4. | (i) | (ii) | (iv) | (iii) | 
Which of the following is not an example of a secondary metabolite produced in living organisms?
1. Lecithin
2. Alkaloids
3. Flavonoids
4. Antibiotics
| Statement I: | Lipids are a part of acid insoluble fraction or the macromolecular fraction during chemical analysis of a cell. | 
| Statement II: | Lipids have a molecular weight running in thousands of Dalton. | 
| 1. | Both Statement I and Statement II are correct and Statement II correctly explains Statement I | 
| 2. | Both Statement I and Statement II are correct but Statement II does not correctly explain Statement I | 
| 3. | Statement I is correct but Statement II is incorrect | 
| 4. | Statement I is incorrect but Statement II is correct |