题目:
下图表示某植物叶肉细胞内发生的生理过程,其中A至H代表物质,据图回答:
(1)D是__________。用________方法,可以研究B的去向。_____________(字母代号)直接为细胞生命活动提供能量。
(2)场所Ⅱ是________。多种化学反应能够互不干扰地在场所Ⅰ、Ⅱ、Ⅲ内进行,是由于_______(结构)的分隔作用。
答案:
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Dr. Bethune was a famous doctor from Canada. He was born on March 3rd, 1890. He was very kind and helpful. He came to China in1938. He worked as a doctor in th...