HL Topic A2.2 Cell structure (id: 27c52a39b)

本题目来源于试卷: HL Topic A2.2 Cell structure，类别为 IB生物学

[单选题]
4. The image of a chloro jchv*)foma9+ plast h.yn02qs.a w+:q xtqxon an electron micrograph is 21mm. The true size of the chloroplastis 4 µm What is: htnxasq.wqx+ 0qy. 2 the magnification of the image of the chloroplast?

A. 5x
B. 5250x
C. 12000x
D. 52500x


参考答案:  B


本题详细解析: 暂无

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