问题
单项选择题
The axon hillock contains
A．rough endoplasmic reticulum
B．ribosomes
C．microtubules
D．Golgi complex
E．synaptic vesicles
答案
参考答案：C
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The axon hillock contains
A．rough endoplasmic reticulum
B．ribosomes
C．microtubules
D．Golgi complex
E．synaptic vesicles
参考答案：C