[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fa9VCbocLaymz4N6BRgHlRc5nngwCnuURRbDhVEwc-lQ":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2025-12-01 00:00:33",246185487,[8,9,10,11],"C 端和N 端同时进行","从N 端到C端","定点双向进行","5′端到3′端",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},55,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","work_48652836","15《蛋白质合成》章节练习-25题","蛋白质的生物合成中肽链延伸的方向是",[21,32,41,50,59,62,71,80,89,98],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],246185483,[25,26,27,28],"snRNA","mRNA","tRNA","rRNA","依据中心法则,哪物质的结构可直接影响蛋白质的分子结构","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],246185484,[36,37,38,39],"只对氨基酸有特异性","对GTP有特异性","对氨基酸和tRNA都有特异性","只对tRNA有特异性","氨酰-tRNA合成酶的特点是",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],246185485,[45,46,47,48],"转肽酶催化形成肽键","氨基酰-tRNA与核蛋白体的受位结合","氨基酸活化","移位","在蛋白质合成中,哪一步不需消耗高能磷酸键",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":30,"type":31},[],246185486,[54,55,56,57],"反密码子第一个碱基与密码子第三个碱基","反密码子第三个碱基与密码子第一个碱基","反密码子和密码子第一个碱基","反密码子和密码子第三个碱基","摆动配对是指下列哪个碱基之间配对不严格",{"answer":60,"createTime":5,"id":6,"options":61,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":63,"createTime":5,"id":64,"options":65,"question":70,"source":30,"type":31},[],246185488,[66,67,68,69],"DNA复制","RNA转录","蛋白质生物合成","生物氧化呼吸链","氯霉素可抑制",{"answer":72,"createTime":5,"id":73,"options":74,"question":79,"source":30,"type":31},[],246185489,[75,76,77,78],"tRNA 识别","转肽酶识别","延长因子识别","以上都不能识别","蛋白质的终止信号是由",{"answer":81,"createTime":5,"id":82,"options":83,"question":88,"source":30,"type":31},[],246185490,[84,85,86,87],"甲硫氨酸","丝氨酸","N-甲酰蛋氨酸","N-甲酰丝氨酸","在大肠杆菌的多肽链合成中,其氨基端的氨基酸残基是",{"answer":90,"createTime":5,"id":91,"options":92,"question":97,"source":30,"type":31},[],246185491,[93,94,95,96],"16","61","20","64","生物体编码20种氨基酸的密码个数为",{"answer":99,"createTime":5,"id":100,"options":101,"question":106,"source":30,"type":31},[],246185492,[102,103,104,105],"转肽酶","GTP","蛋白质性质的因子","甲酰蛋氨酰-tRNA","肽链合成的延伸阶段不需要下列哪种物质"]