題目下列何者是連結糖解作用、檸檬酸循環的重要化合物?A.乙醯輔酶A(acetyl-CoA)B.葡萄糖6-磷酸(glucose-6-phosphate)C.β-羥基丁醯-輔酶A(β-hydroxybutyryl-CoA)D.丙酮酸(pyruvic acid)官方答案A