Describe the interaction of t-RNA, m-RNA and ribosomes during the events of translation.
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Solution
Each kind of tRNA has a sequence of 3 unpaired nucleotides — the anticodon — which can bind, following the rules of base pairing, to the complementary triplet of nucleotides — the codon — in a messenger RNA (mRNA) molecule. Just as DNA replication and transcription involve the base pairing of nucleotides running in opposite direction, so the reading of codons in mRNA (5' -> 3') requires that the anticodons bind in the opposite direction.
Ribosomes have 2 subunits, the larger and smaller ones and both of then form the translational unit. The mRNA which is being translated will form proteins as the amino acid sequences. all these units work together for the gene expression. The anticodon reads the sequence on the mRNA and the amino acid bonds are being made.