Velma is developing a computer model of translation. her instructor points out that the model does not include ribosomes or ribosomal rna. if the model is accurate in other ways, how does the absence of ribosomes and ribosomal rna affect it? a. certain amino acids would be missing from the polypeptides. b. the polypeptides would be much longer than normal. c. amino acids would be joined together in an incorrect order. d. amino acids would not join together, and no polypeptides would form.