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试讨论乙酰辅酶A在体内的代谢来源与去路(不要求详细过程)。

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正确答案:

四个代谢来源:葡萄糖在有氧氧化时产生乙酰辅酶A

脂肪酸在β-氧化时可产生乙酰辅酶A

酮体在分解时可产生乙酰辅酶A

生酮氨基酸在氧化分解时可产生乙酰辅酶A

四个代谢去路:乙酰辅酶A进入三羧酸循环彻底氧化分解

乙酰辅酶A可合成脂肪酸

乙酰辅酶A可合成酮体

乙酰辅酶A可合成胆固醇

答案解析:

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