PASSAGE FOUR [br] How do the abnormal chemical bonds form?Free radicals produced

游客2023-12-03 31

问题 PASSAGE FOUR [br] How do the abnormal chemical bonds form?

选项

答案 Free radicals produced from iron interact with the organic tissue．

解析根据题干中的abnormal chemical bonds定位至第八段第一句Dr．Schweitzer and Dr．Goodwin believemat highly reactive ions known as free radicals，which ale produced by iron as it is released from thehaemoglobin．interact with the organic tissue causing abnormal chemical bonds to form．由定位句可知，血红蛋白中释放的离子叫作游离基，这种游离基与有机组织结合产生了这种异常化学键，故答案为Freeradicals produced from iron interact with the organic tissue。

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PASSAGE FOUR [br] How do the abnormal chemical bonds form?Free radicals produced

A______vowelisonethatisproducedwiththefrontpartofthetonguemaintai

PASSAGEFOUR[br]WhatisJasperRine’sattitudetowardSchmidtandGoodwin’spr

PASSAGETHREE[br]Whydidthecoastguardcomeouttohelptheauthor?Becauseth

PASSAGEONEItmeanstoworkharder．由题干定位至第一段。该段主题句“Thereisanever-endingsuppl

PASSAGEFOUR[br]WhathastheNewYorkCityannouncedafterSandy?Stepstostre

PASSAGEFOUR[br]WhatcanwelearnfromtheplanningdocumentPlaNYC?WhattheN

PASSAGETHREE[br]Whydoesachimpstepintostopafightbetweentwoothers?B

PASSAGETHREE[br]AccordingtoFransdeWaal,whatdoes"one-on-onemorality"g

PASSAGETWOItreferstocallingRuthMorse．由题干中的anirretrievableblunder定位到第一段前三

PASSAGEONEBecausetheyhaveanenhancedperceptualvigilance．由题干中的lifelongbene

Goodnewsisbadnewsandbadnewsisgoodnews,newsmenoftensaytoonean

[audioFiles]audio_eufm_j01_225(200910)[/audioFiles]A、Hethinkshisbossisterr

[originaltext]M:AndnowhereisourguestJaneThomastotellusabout(1)the

某住宅小区工程施工前，施工项目管理机构绘制了如下框图。该图是（）。 A.

证券公司违反《证券基金经营机构信息技术管理办法》规定的，中国证监会及其派出机构可

一贯煎中的君药是A.北沙参 B.麦冬 C.当归身 D.枸杞子 E.生地黄

在速率散射比浊分析中，如果出现第二个峰值信号说明A.结果可靠B.抗原过量C.试剂

多数病例骨髓增生极度活跃，分类以颗粒增多的早幼粒细胞为主，占30%～90%(NE

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在教育过程中，强调“设身处地”地去理解学生，这是重视()效应的教育方式。A.