Which of the following steps are involved in the maturation process of miRNA after it is transcribed:()
A. Recognition and cleavage of Drosha
B. Adding of signal peptide
C. Transfer out of the nucleus by exportin-5
D. Recognition and cleavage of Dicer
E. Combination with the target gene
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fMet-tRNAfMet is formed by the catalysis of a kind of aminoacyl-tRNA synthetase which is specific to fMet.()
fMet - tRNAfMet will connect to A site of the ribosome in the initiation of translation.()
The combination of each aminoacyl-tRNA with A site requires a elongation factor with the consumption of one GTP.()
Each amino acid can interact with the codon of mRNA directly.()