[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f_0aec55X8e99Lz_Rwb_1s5foHDIhoDuLYKepM-VQNO0":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":24,"type":25},[],"2024-04-01 10:57:53",136492521,[8,9,10,11],"糖类","脂类","蛋白质","维生素",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},55,"91f9a6b6010271762d41ac60ebc4d67c","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F48eba3395437dd881b1b9275a0ad1028.png","生物化学","work_33583928","高护蛋白质","生命的物质基础是( )",[21,26,36,46,56,66,77,86,95,104],{"answer":22,"createTime":5,"id":6,"options":23,"question":19,"source":24,"type":25},[],[8,9,10,11],"v1",0,{"answer":27,"createTime":5,"id":28,"options":29,"question":35,"source":24,"type":25},[],136492522,[30,31,32,33,34],"二硫键","核苷键","酯键","肽键","糖苷键","氨基酸之间通过( )连接成肽链",{"answer":37,"createTime":5,"id":38,"options":39,"question":45,"source":24,"type":25},[],136492523,[40,41,42,43,44],"一级结构破坏,理化性质改变","空间结构破坏,生物活性丧失","一级结构和空间结构同时破坏,溶解度降低","空间结构不变,理化性质改变","一级结构和空间结构都不变,溶解度降低","变性的蛋白质其( )",{"answer":47,"createTime":5,"id":48,"options":49,"question":55,"source":24,"type":25},[],136492524,[50,51,52,53,54],"26%","16%","6%","36%","66%","蛋白质的平均含氮量( )",{"answer":57,"createTime":5,"id":58,"options":59,"question":65,"source":24,"type":25},[],136492525,[60,61,62,63,64],"α-螺旋","o-折叠","t-螺旋","β-卷曲","g-卷曲","β-折叠、无规则卷曲和( )属于蛋白质二级结构",{"answer":67,"createTime":68,"id":69,"options":70,"question":76,"source":24,"type":25},[],"2024-04-01 10:57:54",136492526,[71,72,73,74,75],"细菌在高温、紫外线、酒精的作用下不宜生长","蛋白质在高温、紫外线、酒精的作用下会改变一级结构","细菌在高温、紫外线、酒精的作用下脱水失活","高温、紫外线、酒精会消耗掉细菌中的糖类物质,导致细菌饥饿而死","蛋白质在高温、紫外线、酒精的作用下会变性","紫外线照射或酒精擦拭等方法来杀菌,是利用了( )的原理",{"answer":78,"createTime":68,"id":79,"options":80,"question":85,"source":24,"type":25},[],136492527,[81,82,83,84],"0. 16g","18g","31.25g","6.25g","某一蛋白质样品测出含氮量为5g,此样品的蛋白质大致含量约为",{"answer":87,"createTime":68,"id":88,"options":89,"question":94,"source":24,"type":25},[],136492528,[90,91,92,93],"变性作用","不能透过半透膜","沉淀作用","两性电离","透析利用蛋白质的哪种性质",{"answer":96,"createTime":68,"id":97,"options":98,"question":103,"source":24,"type":25},[],136492529,[99,100,101,102],"氨基酸的种类及数量","分子中的各种化学键","多肽链的长短和形态","多肽链中氨基酸的种类、数量和排列顺序","蛋白质的一级结构是指下面哪种情况",{"answer":105,"createTime":68,"id":106,"options":107,"question":112,"source":24,"type":25},[],136492530,[108,109,110,111],"蛋白质的结构层次目前分为四级","一级结构是基础,它决定其空间结构","天然蛋白质至少具有三级结构","凡是蛋白质都具有四级结构","关于蛋白质结构,下面哪种叙述是错误的"]