细菌外毒素的化学性质是A:磷壁酸B:肽聚糖C:DNAD:RNAE:蛋白质

作者: rantiku 人气: - 评论: 0
问题 细菌外毒素的化学性质是
选项 A:磷壁酸 B:肽聚糖 C:DNA D:RNA E:蛋白质
答案 E
解析 外毒素主要由革兰阳性菌产生,是病原菌在生长繁殖过程中产生并释放到菌体外的毒性蛋白质。

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