11. The ribosome is the key organelle for protein translation in a cell. Which of the followings is not true about ribosome?
(A) The intact ribosomes in eukaryotic cells are assembled by the small (40S) and large (60S) ribosomal subunits
(B) Two ribosomal subunits must dissociate after each round of translation for new initiation complex to form
(C) A ribosome contains ribosomal RNAs and ribosomal proteins
(D) The initial aminoacryI tRNA binds to the P site of a ribosome during protein translation
(E) The peptidyl transferase activity is on the large subunit of a ribosome