| column $I$ (Codons) | column $II$ (Amino acids) |
| $(A)$ $UUU$ | $(I)$ Serine |
| $(B)$ $GGG$ | $(II)$ Methionine |
| $(C)$ $UCU$ | $(III)$ Phenylalanine |
| $(D)$ $CCC$ | $(IV)$ Glycine |
| $(E)$ $AUG$ | $(V)$ Proline |
$i. \;RNA\; polymerase \;I \;transcribes \;rRNAs$.
$ii. \;RNA \;polymerase \;II \;transcribes \;snRNAs.$
$iii. \;RNA \;polymerase \;III \;transcribes \;hnRNA.$
$iv. \;RNA \;polymerase \;II \;transcribes \;hnRNAs.$
| Column $– I$ | Column $– II$ |
| $(A)\; AUG$ | $(1)$ Phenyl alanine |
| $(B) \;UAA$ | $(2)$ Methionine |
| $(C)\;UUU$ | $(3)$ Tryptophan |
| $(D) \;UGG$ | $(4)$ Stop |