问题
多项选择题
有关肉毒梭菌的特点，叙述正确的是（）
A.革兰氏染色阳性，无荚膜
B.摄入含有肉毒毒素的食物致病
C.从粪便中检出该菌可确定诊断
D.肉毒毒素抑制乙酰胆碱的释放
E.形成芽胞，芽胞位于菌体中央或次极端，比菌体小
答案
参考答案：A, B, D
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有关肉毒梭菌的特点，叙述正确的是（）
A.革兰氏染色阳性，无荚膜
B.摄入含有肉毒毒素的食物致病
C.从粪便中检出该菌可确定诊断
D.肉毒毒素抑制乙酰胆碱的释放
E.形成芽胞，芽胞位于菌体中央或次极端，比菌体小
参考答案：A, B, D
One day a rich man met Tom. The rich man asked, “I hear you are very clever and is difficult to you. Can you tell me you are so clever?” Tom answered with a smile. “Oh, I am not clever. Instead, you are too foolish(愚蠢的).” The rich man became . Tom said, “Sir, please angry. If you don’t agree（同意） with what I said, now let me you a very easy question: If you have a group of sheep, and I give you group of sheep, now how groups of sheep do you have?” “Wow! That’s the easiest question in the world. One and one is two. knows that. I have two groups of sheep, of course.” Tom laughed and laughed, and then said, “You are quite ，sir. Two groups of sheep put together still one group. That’s the question in the world, isn’t it?”
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