18:05文您件红或画义态仲红高二生物试卷第8页(共10页)(3)ⅡI型糖尿病患者病因之一是_削弱了胰岛素的结合能力,所以无法通过注射胰岛素开展治疗。(4)适度运动能促进细胞对葡萄糖的摄取与利用,并提高身体对胰岛素的敏感性,从而较好地降低血糖水。所以,运动对于胰岛素敏感性降低造成的ⅡI型糖尿病有较好的治疗作用。为验证“运动可提高身体对胰岛素的敏感性”,研究者设计了实验方案,请完善实验思路,并预测实验结果。(ⅡI型糖尿病模型大鼠准备、滚筒运动干预强度、生化检测具体方法等不做要求)①实验思路:i. 将Ⅱ型糖尿病模型大鼠随机分为两组,检测空腹血糖和胰岛素水。il实验组,对照组i两组均iv.统计与分析。②结果预测:29.(14分)研究发现,VvSUC27基因在葡萄的根等库器官(消耗或储存光合产物的组织)中大量表达,而在叶片中很少表达,猜测VvSUC27基因可能是编码特异性存在于库组织中的蔗糖转运蛋白。为验证VvSUC27基因的功能,研究人员通过酶切设计将VvSUC27基因反向插入pBI121质粒中构建了反义VvSUC27真核表达载体,再导入到烟草中进行生物学鉴定。VvSUC27基因和pBI121质粒的结构示意如下图甲、乙。BamHI2kbKpnI引物10.3kb启动子终止子5LBRB转录方向→引物2pBI121质粒(14.76kb)VvSUC27基因(约1.5kb)复制原点甲2注:图甲呈现了VvSUC27基因原来的转录方向,Kpn I、BamHI、SacI为限制酶识别位点,LB、RB分别为T-DNA的左边界、右边界回答下列问题:(1)获得VvSUC27基因。以葡萄植株的▲为材料提取总 RNA,加入▲处理以去除 DNA 污染,再经过_形成cDNA。根据VvSUC27基因序列(图甲)设计引物1和引物2扩增基因片段,应在引物1和引物2的5端分别添加限制酶—-的识别序列,以确保目的基因的反向插入。高二生物试卷第9页(共10页)(2)构建反义VvSUC27基因表达载体。对目的基因和质粒同时进行BamHI和SacI双酶切处理,然后利用_连接,得到重组表达载体。为验证VvSUC27基因是反向插入载体中,用不同的限制酶组合剪切重组质粒后,进行__分离酶切后的DNA片段,结果如下图所示。根据泳道_▲可判断VvSUC27基因是反向插入的。图中的_▲(选填上/下)端,对应电泳槽的正极。w存网盘页面管理转Word笔记标注
达效果有何不同?(6分)二)语言文字运用Ⅱ(本题共3小题,11分)/3: Z阅读下面的文字,完成20一22题。究竞谁是谁非,难以有定论。,也会成为灾难。此其一。:“文武之道,一张一弛。”同样,养生之道,要动静结合。的心境。动为健体,静为健心。二者结合,才是最佳的养生之道。过10个字。(4分)有些词语同时存在字面义和比喻义,比如文中的“一刀切”,字面义是用一把刀整齐地切断,比喻义指不顾实际情况,用同一方式处理问题。请再举一个类似的三字词语,说明其字面义与比喻义。(4分)写作(60分)读下面的材料,根据要求写作。(60分)以上材料引发了你怎样的联想和思考?请写一篇文章。;不少于800字。iQOO z9 Turbo员为乐风所破2025.07.07 10:46
①邀请函的格式有一处错误,请你修改。(2分)彩手顶格写
榆次区2024-2025学年第二学期期末学业水质量监测题(卷)八年级数学姓名准考证号注意事项:1.本试卷共8页,满分100分,考试时间90分钟。2.答卷前,考生务必将自己的姓名、准考证号填写在试卷和答题卡相应的位置。3.答案全部在答题卡上完成,答在本试卷上无效。一、选择题(本大题共10个小题,每小题3分,共30分。在每个小题给出的四个选项中,只有一项符合题目要求,请选出并在答题卡上将该选项涂黑)1.在当今科技飞速发展的时代,AI成为了世界瞩目的焦点,每一个AI品牌背后独具匠心的1og0,不仅是简单的视觉标识,更蕴含着其理念、实力与无限的可能。下列AI的logo,是中心对称图形的是ABCDx-3A.x≠-3B.x≠-1C. x=3D. x≠33.某社区公园计划将如图所示的花坛△ABC分成两个区域,用于种植不同的观赏花卉,园艺师分别找到边AB,AC的中点D,E,沿DE将三角形花坛分为区域①和区域②。已知花坛的边BC长为10米,则两区域的分界线DE的长度为BA.5米B.10米C.15米D.20米E八年级数学试题第1页(共8页)
f(f(1)=f(2)=1,∫(f(2))=∫(1)=2,所以 ∫(f(x))恒等于x,单调递增且奇函数,但f(x)不是单调函数也不是奇函数。B错误。C正确若g(x)的值域不是 R,则无法判断该值域以外的部分∫(x)是否单调,例如g(x)=e²f(x)=|xl,D错误8.解:当x>1时,x(e*+Inx+x)>e*+Inx+x>e+1>1不成立,故A 错误,同构方程得:1=x(e+1nx+x)e+x=In+e",f(x)=e²+x递增,f(x)=f[nxxX,x+Inx=0(*)=x=ln-xIn-In(y)=y'yy所以,g(x)=x+ Inx递增,则xy=1(***),选项 B 错误。22√e√e2>1,C正确;D错误。目要求.全部选对的得6分,部分选对得部分分,有选错的得0分。题目91011答案」BCDACDABD9. BCD解:经验回归直线一定经过样本中心点,其它点不一定经过;A错误8*60%=4.8,数据的第60百分位为第五个数50,B正确;C正确=1说明是函数关系,D 正确。选BCD10. ACD解:f(x)=cos(2wx+2p),T=π+2kπ,k∈Z22Cf(x)=时1212=cosπ=-1,结合y=cosx图像知A正确,当x∈5元2244x+,结合y=cosx 图像知f(x)不单调,B 错误;宁波市九校联考高二数学参考答案第2页共7页
二、阅读理解(20小题,每小题2分,共40分)阅读下面四篇语言材料,然后按文后要求做题。AKeeping students safe is very important at Greenficld High. Below are steps to follow inemergencies(紧急情况), such as fires, sudden illnesses, and accidents in the lab. Learn theserules to act quickly and carefully.Section I: Emergency ContactsFire department0110-123123☆carparkcomputerAmbulance0110-500500caferoomciassroomSchool Services Center100(for questions about classes, timetables, etc.)classroomrecepiorgardenTechnical Support150(for help with computers)clnssroom3Clean-up Help120toileLs(if the classrooms or toilets are dirty)toibetblockSection 2: Emergency ProceduresA. Fire SafetyBHave a clear exit route.Run to the nearest exit marked on the Escape Map.nozzleReport the firehandleEven if the fire appears manageable, you should always havethe firemen on the way.Stand backpiuFace the fire and keep your back to the clear exit.Use the extinguisherP-Pick: Pick up the fire extinguisher.an extinguisher P-Pull: Pull the pin on the fire extinguisher.A-Aim: Aim low and point the nozzle at the bottom of the fire.S-Squeeze: Squeeze (挤压) the handle to let out the extinguishing chemicals.1Go to a safe placeGather at the parking lot.Do not re-enter until teachers say it's safe.B. Laboratory SafetyChemical Spills (洒落)1.Leave the room and tell the teacher.2.Use cleanup tools with a teacher's help.Broken Equipment: Turn off equipment and contact Technical Support.九年级英语第3页共10页
法错误的县第三部分阅读(共两节,满分40分)MI.阅读理解(共20小题;每小题2分,满分40分)aMAworking.abaoMeBetty's and Lucy's monthly spending60%-50%50%40%40%30%—27%20%19%20%14%14%Betty10%Lucy0%Savings Books O Food Others(储蓄)56.What percent of the money does Lucy spend on food?IA.50%.B.40%.D.19% .C. 14% .57. What does Betty put 50% of her money on?A.Savings.D. Others.B. Food.C. Books.63A. We don't need money.B. Money can buy everything.C. They should save most of the money.D. We should spend our money wisely.BMy daughter shouted as soon as she entered the door, “This world is too unfair!" She said she was caught64students talking in class, but the teacher only punished me ," she said angrily.Sut also defended, “It is unfair for mebecause the teacher didn't punish the other students who spoke!” “Lets just talk about you. Was the teacherwrong to punish you?" I asked again. She said, “No.6you should get. The teacher didn't punish others because she could choose to forgive (原谅). From your pointof view,it seems unfair, but for those students she has forgiven, there's no unfairness. It depends on fromwhich point you look at the thing. "People are often like this. When they look at themselves, they are very clear about what they are doing,knowing what their prizes and punishments should be , but they think differently after looking at others. Becausecomparison with others makes people lost and even becomes a stumbling block (脚石) in their life. The most important thing is to understand fairness in a deeper way, not from your point of view only!59. Why was the writer's daughter angry? A. She couldn't talk in class.B.Her mother disagreed with her.D. She was caught talking in class.C.The teacher only punished her.60What does the underlined word “defended” mean?D.3covrected.C. Made a promise.B. Made an excuseA. Told a joke.61.What does the writer think of the teacher's punishment?C.Strange.D.Strict.A.Fair.B. Unfair.62.What does the writer mainly want to tell us?B. Comparing with others is important.A. Forgiveness is a good quality.D.We should look at fairness in a deeper way.C. Teachers should be fair to all students.英语试卷(题名卷)第5页(共8页)
滋疏C正确底端时的重力势能为:=mg=mg;由甲图=m一:=m(+大速度为v=故选项BT勿块B恰好对地高一物理参考答案第3页(共6)(【答案】R1赵袋从
出拟合线如图乙所示。↑p/(x103Pa)220200180160接计算机140120压强传感器10080901006070/(x10-3mL-1)甲乙回答以下问题:(1)下列说法正确的是A.实验中需要测量注射器的横截面积B.实验过程中,不能手握注射器C.实验中未称量托盘的质量,会对实验结果产生影响(2)在实验误差允许范围内,图乙中的拟合线为一条过原点的直线,说明在等温情况下,一定质量的气体,(3)若气体被压缩到12.5mL,由图乙可读出封闭气体的压强为Pa(结果保留三位有效数字)。(4)某组同学进行实验时,一同学在记录数据时漏掉了△V,则在计算pV乘积时,他的计算(填“增大”或“减小”。(1)小车B的加速度大小a;Am/(2)两小车在同一竖直线前的最大距离s。B
广西高二联合摸底考试思想政治参考答案15.B16.D17.①坚持新发展理念,大力发展高新技术产业和战略性新兴产业,加快构建现代化经济体系,推动产业向高端化、智能化、绿色化方向发展(或“推动产业升级与创新发展”),提高了经济发展的质量和效益。(3分)②推动产业协同发展,形成产业集群效应,提高经济发展的整体竞争力。(3分)③坚持高水对外开放,加强国际合作,充分利用国际资源和市场发展经济。(3分)④推进贸易和投资自由化便利化,培育临港新片区的国际竞争新优势。(3分)(考生如从其他角度作答,言之有理可酌情给分)18.尊重社会发展的客观规律,顺应民营经济高质量发展的需要,及时制定出台民营经济促进法;(4分)坚持依法立法,全国人大及其常委会结合宪法、立法法规定,按照法定职责、依据法定程序开展民营经济促进法的立法工作;(4分)充分发扬民主,在民营经济促进法的制定过程中公开征求意见,凝聚社会共识,践行全过程人民民主。(4分)19.(1)该观点是片面的。(1分)①物质世界处于永恒运动、变化、发展的过程中。发展民族地区文旅产业,要保留自已的特色文化,这并不等于固守传统,而是要在发展中推动民族文化实现创造性转化和创新性发展。(3分)②任何事物都要经历肯定、否定,再到否定之否定的辩证发展过程。发展民族地区文旅产业时,要坚持辩证否定观。(2分)一方面,要深入挖掘民族地区丰富的文化资源,包括独特的民族风情、民俗节庆等,保留民族特色文化中积极合理的因素;(2分)另一方面,要勇于创新,克服民族特色文化中过时、消极的内容,通过现代科技等手段,提升民族地区文旅产业的知名度和影响力,为民族地区发展注入新的动力。(2分)(2)①文化具有推动发展的功能。民族地区保留自己的特色文化,能够促进文旅融合,推动民族地区繁荣发展,改善人民生活。(2分)②文明是民族的血脉和灵魂。民族地区保留自己的特色文化,有利于守护民族文化根脉与魂脉,增强民族文化认同,铸牢中华民族共同体意识。(2分)(考生如从维护民族文化多样性、增强文化自信等角度作答,言之有理可酌情给分)20.(1)诉讼请求:(每点2分)①判令被告刘某停止侵权,删除百家号文章中的涉案图片。②判令被告刘某在百家号公开向原告李某赔礼道。事实和理由:(每点2分)③被告的行为侵犯了原告的署名权和信息网络传播权。④根据相关法律规定,原告有权要求被告停正侵权、赔礼道歉、赔偿损失等。(2)答案示例:人工智能伦理问题。自由与伦理约束的必要性。建议由政府、企业、技术专家、伦理学家及公众代表共同制定动态伦理准则。(3分)②创新思维要求思路新,突破陈规看问题,另辟蹊径想问题。市场监督管理部门应突破传统监管模式,利用数字化手段赋能人工智能伦理监管约束,提高监管效能。(3分)(本问具有开放性,答案不唯一)【高二思想政治·参考答案第1页(共1页)】

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