题目

Education is for everybody and not just upper class. 答案：【1】the如果精原细胞中有三对同源染色体AA’、BB’、CC’，下列哪四个精子是来自同一个精原细胞（ ）A. AB’C、A’BC’、AB’C、A’BC’B. AB’C’、A’BC、A’B’C’、A’B’C’C. A’BC’、AB’C’、A’B’C’、ABCD. A’B’C、A’B’C’、A’BC’、ABC