转酮酶
参考答案：
催化酮糖上的二碳单位（羟乙醛基）转移到醛糖的第一位碳原子上。
补全对话。
A: Good morning, Bob.
B: Good_____1___ , Miss Smith. How are you?
A: Very well, _____2___ . And you?
B: _____3___ fine, thank you.
A: What's that young man's_____4___ .
B:______5__ name is Dick Johnson.
A: What is he?
B: He's ___6_____English teacher.
A: ___7_____ ___8_____is he?
B: He is twenty-one years old.
A: ______9__ was he born?
B: He was born ___10_____ Hefei.
营养干预试验设计的类型常采取随机对照方案和类实验设计方案。( )
