关于元朝行省制度不正确的是()
A、最初是临时机构
B、种族交参
C、源于三省断事官
D、治理民族地区
参考答案:D
Which of the following statements about hypothesis testing is TRUE A Type Ⅱ error is the probability of:()
A. rejecting a true null hypothesis.
B. rejecting a true alternative hypothesis.
C. failing to reject a false null hypothesis.
对念珠菌生物特性叙述正确的是 ()
A.菌体细长
B.革兰阴性
C.革兰阳性
D.菌体分枝状
E.普通琼脂不能生长