Unity and Diversity A.4 Cell Structure (id: 2f9081896)

本题目来源于试卷: Unity and Diversity A.4 Cell Structure，类别为 IB生物学

[单选题]
The electron micrograph shows a prokaryotic cell, Cc- 9aa4jk.* rm.pbqt.w,u05k4xgwb o bjy bw6yclotella litoralis. What iu+9nmm1nln6/ uw7 ,y zs vnt2ws the actual diameter of the m vlt7 un+,n2m6 z snuw1w/9yncell in this image?

A. 3.5 cm
B. 350 µm
C. 3500 mm
D. 35 µm


参考答案:  D


本题详细解析:
The diameter of the cell is the total length, alongjjj/(+sh*td tz0 -g fd the widest part of the cell; 3.5 cm. The image length of the magnification bar is 1 cm, which is equivalent to 10 µm. 3.5 multiplied by 10 is 35 µm. Choice D /fts+h(d zdj0 *jt-jg ;is correct.Choices A, B and C are incorrect.

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