• 嵌合剂的质突变作用 吖啶橙 (Acridine Orange AO) 扁平染料分子 溴化乙锭 (Ethidium Bromide EB ) -ATTTTTCG - -TAAAAAGC- -A TTTCG - -T AAAGC￾TAO T -AT EB TTTTCG- -TA 分子插入 AO EB -ATTTCG - -TAAAGC- -ATX’TTTTCG￾X AAAAGC -TAX AAAAGC- - 结果产生－－－移框突变• 嵌合剂的质突变作用 吖啶橙 (Acridine Orange AO) 扁平染料分子 溴化乙锭 (Ethidium Bromide EB ) -ATTTTTCG - -TAAAAAGC- -A TTTCG - -T AAAGC￾TAO T -AT EB TTTTCG- -TA 分子插入 AO EB -ATTTCG - -TAAAGC- -ATX’TTTTCG￾X AAAAGC -TAX AAAAGC- - 结果产生－－－移框突变