[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fKEfJ5F2YZ7WyC_S1q4kXg0Dm_WG96MNRi505NLIeGo8":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2024-06-24 13:22:41",154913464,[8,9,10,11],"不能合成维生素","不能合成氨基酸","不需要维生素","不需要氨基酸",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},9,"d9baf474e88a6eb0abc0a3b3cf0ea967","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fcd6aa804f56468e1fa7bc4a2057046b9.png","遗传学","51a52a9c6e3e4e0fa27468636276609e","第九章 基因突变单元测验","在脉孢霉的遗传诱变实验中,研究者发现某一突变型菌株能生长在加维生素的基本培养基里,但不能生长在氨基酸的基本培养基里,这说明诱导导致该株脉孢霉发生了什么变化",[21,33,43,52,55,64,74,84,95],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2024-06-24 13:22:39",154913461,[26,27,28,29],"自发突变与诱发突变","正向突变与回复突变","形态突变与生化突变","体细胞突变与生殖细胞突变","根据突变是否在自然条件下产生,可以将突变分为哪两种类型","v1",0,{"answer":34,"createTime":35,"id":36,"options":37,"question":42,"source":31,"type":32},[],"2024-06-24 13:22:40",154913462,[38,39,40,41],"配子致死的等位基因","合子致死的等位基因","条件致死等位基因","显性致死突变","小鼠的黄鼠基因AY纯合时会导致个体死亡,该等位基因属于",{"answer":44,"createTime":5,"id":45,"options":46,"question":51,"source":31,"type":32},[],154913463,[47,48,49,50],"X染色体携带隐性可见突变","X染色体携带隐性致死突变","X染色体携带显性可见突变","X染色体携带显性致死突变","在利用Muller-5技术检出X连锁基因突变时,发现子二代中雌蝇的数目是雄蝇的2倍,这说明",{"answer":53,"createTime":5,"id":6,"options":54,"question":19,"source":31,"type":32},[],[8,9,10,11],{"answer":56,"createTime":5,"id":57,"options":58,"question":63,"source":31,"type":32},[],154913465,[59,60,61,62],"A到G属于转换","C到A属于转换","G到C是颠换","A到T是颠换","以下关于转换和颠换的判断,错误的是",{"answer":65,"createTime":66,"id":67,"options":68,"question":73,"source":31,"type":32},[],"2024-06-24 13:22:43",154913466,[69,70,71,72],"替代正常碱基掺入到DNA分子中,引起DNA复制错误","嵌入到DNA双链的碱基对之间,在插入位置引起插入突变","使DNA中的碱基发生烷化,造成不正常的碱基配对","使腺嘌呤脱去氨基,成为次黄嘌呤,使胞嘧啶脱去氨基,成为尿嘧啶,使鸟嘌呤脱去氨基,成为黄嘌呤","以下关于亚硝酸的诱变作用,叙述正确的是",{"answer":75,"createTime":76,"id":77,"options":78,"question":83,"source":31,"type":32},[],"2024-06-24 13:22:44",154913467,[79,80,81,82],"同义突变","错义突变","无义突变","移码突变","在正常编码序列中插入或缺失1-2个碱基,会造成这样的遗传学效应",{"answer":85,"createTime":86,"id":87,"options":88,"question":93,"source":31,"type":94},[],"2024-06-24 13:22:46",154913468,[89,90,91,92],"X线辐射","γ线辐射","紫外线照射","化学诱变剂处理","以下物质可以实现基因的诱发突变的是",1,{"answer":96,"createTime":86,"id":97,"options":98,"question":103,"source":31,"type":94},[],154913469,[99,100,101,102],"部分T会被BU替代","BU以酮式存在时,与A配对","BU以烯醇式存在时,与G配对","BU最终可使A-T对转变为G-C对","将大肠杆菌培养在含有碱基类似物BU的培养液里,以下描述正确的是"]