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# Which one of the following statements related to protein synthesis are true ?

(1) Transcribed $hn-RNA$ and $m-RNA$ of gene are similar in size

(2) The $3'\: CCA$ end of $t-RNA$ acts as amino acid binding state

(3) $f-met-t-RNA$ binds on to the $'P'$ site in ribosome

(4) The protein factor called $RF_3$ helps in recognising the termination codon

$\begin {array} {1 1} (1)\;(I),(III) & \quad (2)\;(II),(III) \\ (3)\;(II),(IV) & \quad (4)\;(I),(IV) \end {array}$