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【单选题】
革兰氏阳性细菌与革兰氏阴性细菌相比，最大的区别是（）。A.
革兰氏阳性细菌有线粒体，而革兰氏阴性细菌没有
B.
革兰氏阳性细菌有核糖体，而革兰氏阴性细菌没有
C.
革兰氏阳性细菌有荚膜，而革兰氏阴性细菌没有
D.
革兰氏阳性细菌有坚韧而厚度较高的细胞壁，革兰氏阴性细菌没有
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皮皮学刷刷变学霸
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