The process of translation of mRNA to proteins begins as soon as :
(1) Both the subunits join together to bind with mRNA
(2) The tRNA is activated and the larger subunit of ribosome encounters mRNA
(3) The small subunit of ribosome encounters mRNA
(4) The larger subunit of ribosome encounters mRNA
(1) Both the subunits join together to bind with mRNA
(2) The tRNA is activated and the larger subunit of ribosome encounters mRNA
(3) The small subunit of ribosome encounters mRNA
(4) The larger subunit of ribosome encounters mRNA