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  3. PASSAGE THREE [br] How was the mark of Methoxychlor passed down to the descendan

PASSAGE THREE [br] How was the mark of Methoxychlor passed down to the descendan

游客2024-11-22  39
问题 PASSAGE THREE [br] How was the mark of Methoxychlor passed down to the descendants?
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答案 Through changed eggs．
解析 由题干中的the mark of Methoxychlor passed down定位至第一段最后一句。根据该句可知，Methoxychlor会破坏卵子中的基因组合，从而形成the damaged“epigenetic signature”，即受损的“遗传标记”，并由母体将这种受损基因传给后代。
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