题目内容

What is the most important reason for students to participate in these programmes?

A. Students will receive transport and equipment.
B. Students will feel excited with outdoor activities.
C. Students will have special experiences to enrich their lives.
D. Students will form close relationships with their classmates.

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2.脂酸β-氧化的终产物是( )

A. 尿酸
B. 乳酸
C. 丙酮酸
D. 乙酰辅酶A
E. 丙氨酸

5.合成酮体的主要器官是:( )

A. 肝脏
B. 心脏
C. 肾脏
D. 脾脏
E. 胰脏

6.脂酸β-氧化反应的场所是( )

A. 细胞质内
B. 细胞核内
C. 高尔基体内
D. 线粒体内
E. 内质网内

酮体合成的限速酶是( )

A. HMGCOA裂解酶
B. HMGCOA合酶
C. HMGCOA还原酶
D. 硫解酶
E. 转硫酶

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