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]
What do the two labelled orga jmi g /k1o cepk1hc:9(nelles hav )sm rj x2b;o*be in common?
A. They are surrounded by a single membrane
B. They contain cristae
C. They are surrounded by a double membrane
D. They contain starch grains
参考答案: C
本题详细解析:
X is pointing to the nucleusj eq2j z.7(fru and Y is pointing to a mitochondrion. Choice A is incorrect as neither organelle has a single membrane. Choice B is incorrect as only mitochondria contain cristae, the nucleus does not. Choice D is incorrect as neither the nucleus or mitochondria contain starch g zr.je( 2q7jufrains.
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