The two strands of DNA separate and one acts as a template., This is carried out by DNA helicase., mRNA nucleotides join with the exposed DNA bases and form a molecule of pre-mRNA., RNA Polymerase helps this process. , pre-mRNA is spliced into mRNA., mRNA then leaves the nucleus., A ribosome attaches to the mRNA molecule., tRNA molecules bring specific amino acids to the mRNA molecule., Peptide bonds form between amino acids., The polypeptide is released into the cell..

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