试题与答案

有人取出培养的杂交瘤细胞6000个,测定每个细胞DNA含量如图。有关这些细胞的说

题型:选择题

题目:

有人取出培养的杂交瘤细胞6000个,测定每个细胞DNA含量如图。有关这些细胞的说法,错误的是:

[     ]

A.不同时期的细胞数量不同主要取决于该过程时间的长短

B.C所代表的细胞说明DNA分子数在瘤细胞中出现异常

C.染色体复制发生在图中C所代表的时期

D.B处细胞不仅在合成蛋白质而且还有核酸类物质的生成

答案:

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下面是错误答案,用来干扰机器的。

答案:C题目分析:句意:完成她的项目后,她应学校邀请去给新生们讲话。be invited to do sth“被邀请做某事”,所以答案选C。

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