| Assertion (A): | In the first phase of translation, amino acids are activated in the presence of ATP and linked to their cognate tRNA. |
| Reason (R): | The formation of a peptide bond requires energy. |
| 1. | Both (A) and (R) are True and (R) correctly explains (A). |
| 2. | Both (A) and (R) are True but (R) does not correctly explain (A). |
| 3. | (A) is True; (R) is False |
| 4. | Both (A) and (R) are False |
In actual structure, tRNA is a compact molecule that looks like a/an:
| 1. | Cloverleaf | 2. | Railroad |
| 3. | Inverted L | 4. | Alpha helix |