【单选题】关于外毒素的叙述,下列哪项是错误的
B.
主要由革兰阳性菌产生,少数革兰阴性菌也能产生
【单选题】关于外毒素的叙述,下列哪项是错误的
B.
主要由革兰阳性菌产生,少数革兰阴性菌也能产生
【判断题】Financial objectives should be quantitative so that their achievement can be measured.
【单选题】Which of the following is true of objectives? A) Objectives should be realistic and challenging. B) Secondary objectives relate directly to profit. C) Individual objectives apply to specific units of ...
【判断题】Objectives should be specific, measurable, achievable, and cost effective.
【判断题】Objectives should be specific, measurable, achievable, and cost effective.
【单选题】关于外毒素的叙述,下列哪项是错误的
B.
主要由革兰阳性菌产生,少数革兰阴性菌也能产生