细胞对ATP的得率为 Y X/S X/ATP ATP/S ty ATP/PP/S 26.1 1.68+0.85 10.3(g biomass/MolATP 般底物为供能的限制性底物时, YATP 10(g biomass/mol ATP)细胞对ATP的得率为 一般底物为供能的限制性底物时, YX/ATP≈ 10 (g biomass/mol ATP) 10.3(g biomass/mol ATP) 1.68 0.85 26.1 / / / / / = + = +  = ATP S ATP P P S X S X ATP Y Y Y Y Y