89.核糖體在進行蛋白質合成時,下列那個步驟不會直接消耗能量?(A)胺基酸活化(amino acid activation)(B)胺醯-tRNA 進入核糖體進行結合(binding of an incoming aminoacyl-tRNA)(C)肽鍵形成(peptide bond formation)(D)轉位(translocation)