We don't agree with him ________ some ways. [ ]
A. at
B. on
C. in
D. of
答案：C
电感的常用标准计量单位有哪些
突变使细菌遗传物质发生下列那种改变
A．质粒丢失B．核苷酸序列改变C．基因重组D．溶原性转换E．以上均是
