| 1. | Amino acid: glycine; Sugar: glucose; Nucleotide: ATP |
| 2. | Fatty acid: palmitic acid; Protein: insulin; Polysaccharide: starch |
| 3. | Enzyme: pepsin; Hormone: thyroxine; Vitamin: ascorbic acid |
| 4. | All of the above |
Find the correct statement
| 1. | Catalysed reactions proceed at rates higher than that of uncatalysed ones. |
| 2. | In skeletal muscle under anaerobic conditions lactic acid is formed from pyruvic acid. |
| 3. | In yeast during fermentation ethanol is formed from pyruvic acid. |
| 4. | All of these |