会计人员违反职业道德情节严重的,由会计从业资格证发证机关吊销其会计从业资格证。( )
参考答案:对
—You look very cool today, Simon. —________. [ ]
A. Really? Thank you.
B. Oh, I don't think so.
C. No. I am not cool at all.
D. The same to you.
在基因操作中所使用的限制性核酸内切酶是指()
A.Ⅰ类限制酶
B.Ⅱ类限制酶
C.Ⅲ类限制酶
D.核酸内切酶
E.RNA酶