[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fUURNThbzKxh3dRoeSXQ5e84_6w9SbYq_OmDxIjZSjmI":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2025-05-12 15:26:30",187336535,[8,9,10,11],"作物类别","气候条件","经济条件","土壤条件",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},27,"a45e21624809deb05eeb4af30a58db00","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F51c81fb2324d6cf580b60f86caa50e8d.png","作物育种学","work_43532677","2024-2025-2第一次作业","影响引种成败的主要因素是( )",[21,33,43,53,56,66,76,85,94,103],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2025-06-06 22:09:42",187336514,[26,27,28,29],"80%以上","50%以上","95%以上","90%以上","异花授粉作物的天然异交率为%( )","v1",0,{"answer":34,"createTime":35,"id":36,"options":37,"question":42,"source":31,"type":32},[],"2025-06-04 06:20:14",187336518,[38,39,40,41],"增强","不变","难以确定","衰退","杂合基因型的作物,自交后代的生活力( )",{"answer":44,"createTime":45,"id":46,"options":47,"question":52,"source":31,"type":32},[],"2025-06-06 22:09:41",187336528,[48,49,50,51],"杂交1代回交6代自交2代","杂交2代回交5代自交2代","杂交2代回交5代自交3代","杂交1代回交6代自交3代","BC6F3表明总共经过了哪些方式( )",{"answer":54,"createTime":5,"id":6,"options":55,"question":19,"source":31,"type":32},[],[8,9,10,11],{"answer":57,"createTime":58,"id":59,"options":60,"question":65,"source":31,"type":32},[],"2025-06-06 22:09:40",187336539,[61,62,63,64],"大豆","玉米","大麦","小麦","下列作物中哪种起源于中国",{"answer":67,"createTime":68,"id":69,"options":70,"question":75,"source":31,"type":32},[],"2025-06-06 22:09:39",187336544,[71,72,73,74],"1\u002F4","1\u002F8","1\u002F2","1\u002F16","在[(A×B)×C]×D的杂交方式中,C的遗传成分在其中占 ( )",{"answer":77,"createTime":35,"id":78,"options":79,"question":84,"source":31,"type":32},[],187336549,[80,81,82,83],"M2代","M1代","M4代","M3代","在诱变后代中,M1代表现出现较多的生理损伤,M2代表现出大量的分离,M3代中多数个体可达遗传稳定,少数仍出现分离,最好是在( )选择优良单株",{"answer":86,"createTime":58,"id":87,"options":88,"question":93,"source":31,"type":32},[],187336554,[89,90,91,92],"75%","50%","25%","100%","在回交育种法中,如果要转育的目标性状是受一对隐性基因(aa)控制的,则在BCl代,含隐性目标基因(a)的个体频率为( )",{"answer":95,"createTime":45,"id":96,"options":97,"question":102,"source":31,"type":32},[],187336558,[98,99,100,101],"AAAA","AAABBBB","AABB","BBBB","下列属于异源多倍体的基因型有( )",{"answer":104,"createTime":45,"id":105,"options":106,"question":111,"source":31,"type":32},[],187336562,[107,108,109,110],"无性繁殖作物","自花授粉作物","常异花授粉作物","异花授粉作物","天然异交率为30%的作物属于()"]