下列符合细胞学说内容的是[]A．一切动植物由细胞发育而来B．细胞由细胞膜、细胞质、细胞核组成C．动植物细胞有明显区别D．新细胞从老细胞中产生-高一生物

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• 真核细胞和原核细胞最大的区别是[]A．有没有由膜包被的细胞器B．有没有细胞膜C．是不是具有由膜包被的细胞核D．有没有核糖体-高一生物
• 下列属于原核生物的一组是[]A．痢疾杆菌和衣藻B．酵母菌和疟原虫C．链球菌和乳酸菌D．病毒和蓝藻-高一生物
• 以下内容中，不属于细胞学说的是[]A．细胞是一个有机体，一切动植物都是由细胞发育而来的B．细胞中只有细胞膜、细胞质、细胞核，没有其他物质C．细胞有它自己的生命，又对生物整-高二生物
• Months ago we sailed ten thousand miles across this opensea, which _____ the Pacific, and we metno s
• 下列哪项不是细胞学说的主要内容[]A．一切动植物由细胞及其产物构成B．细胞是生物体相对独立的单位C．细胞可以产生细胞D．细胞分为细胞质、细胞核和细胞膜三大部分-高一生物
• Nowadays, too many children________TV. That's bad for their eyesight and TV also keeps them fro
• He complained that this was the third time he _____ of the changes of the meeting. [ ]A. is informed
• A Frenchman who lost his arms and legs successfully swam across the Channel, a challenge he _____ fo
• The nine coal miners ________ in the coal mine for 20 hours before we came to their rescue in Yansha
• He collected information on 1,000 people, whose IQ ________ when they were ten years old.[ ]A. is te
• 施莱登和施旺共同提出[]A．提出细胞学说B．构建磷脂双分子层模型C．提出进化学说D．发明显微镜-高一生物
• 19世纪30年代创立的细胞学说的最主要的意义是[]A．证明病毒不具有细胞结构B．使人们对生物体的结构认识进入微观领域C．证明生物之间存在亲缘关系D．发现动植物细胞的不同之处-高一生物
• 最先观察和记载植物细胞结构的学者是[]A．英国植物学家布朗B．英国自然科学家虎克C．荷兰生物学家列文·虎克D．德国植物学家施莱登-高一生物
• If city noises_____from increasing, people _____shout to be heard even at dinner.[ ]A. are not kept;
• The other day we traveled fifteen hours to a magic country. which America,and we enjoyed ourselvesth
• According to the art dealer, the painting_____ to go for at least a million dollars.[ ]A. is expecte
• In order to reduce the increasing prices of vegetables, the toll (过路费) _____ if a truck carrying the
• 下列四组生物中，都属于真核生物的一组是[]A．大肠杆菌和草履虫B．SARS病毒和蘑菇C．蓝藻和酵母菌D．衣藻和喇叭虫-高一生物
• 可作为对一种单细胞生物进行分类的依据是[]A．核膜的有无B．核糖体的有无C．细胞壁的有无D．膜上载体蛋白的有无-高一生物
• — How was the journey? — Tiring! I caught the train at the last second but all the seats _____. I st
• 下列关于细胞学说的说法正确的是[]A．细胞学说的主要建立者是虎克和列文虎克B．细胞学说主要揭示了生物体结构的统一性C．细胞学说从建立伊始，观点就全部是正确的D．细胞学说是生-高一生物
• Experiments of this kind ________ in both the U. S. and Europe well before the Second World War.[ ]A
• 下列有关细胞学说的叙述中，正确的是[]A．一切生物都是由细胞构成B．细胞是一个完全独立的单位C．所有细胞只能由细胞分裂而来D．细胞对另一个个体的其他细胞起作用-高一生物
• 下列关于细胞学说的论述，错误的是[]A．一切动植物都是由细胞发育而来的B．新细胞可以从老细胞中产生C．细胞是一个独立的单位D．细胞学说在修正中不断得到完善-高一生物
• —Will Mr. Green be able to see me at 10:00 ?—Sorry, but hefully until 3:30 unless there's a can
• It is said that some software on learning subjects for pupils _______ in a very practical way. [ ]A.
• Textbooks___to come in time. [ ]A. requireB. are required C. requiredD. are requiring-高一英语
• Is honesty the best policy? We ________ that it is when we are little.[ ]A. will teach B. teachC. ar
• 下图所示最可能是哪一类生物或细胞的模式图[]A．哺乳动物精子B．原生动物C．病毒D．细菌-高一生物
• John had to have his car repaired in a garage because it _____seriously.[ ]A. damaged B. was being d
• The policeman's attention was suddenly caught by a small box which ______ placed under the Mini
• Neither side was willing to give in at all. As a result, no agreement __________.[ ]A. was reached B
• 细胞学说主要阐明了[]A．细胞的结构B．细胞的种类C．细胞的统一性D．细胞的多样性-高二生物
• 科学家通过对动植物细胞的研究，提出了细胞学说，下列叙述错误的是[]A．细胞是一个相对独立的单位B．多细胞生物体内的单个细胞对整体的生命不起作用C．老细胞通过细胞分裂产生新-高一生物
• —Rose is sobbing now.—So she is. You see life________joy and sorrow.[ ]A. is made up of B. is consis
• After the earthquake, tsunami and radiation leaks, Japan is having a hard time, but the people there
• 下列四组生物中，细胞结构最相似的是[]A．变形虫、水绵、香菇B．蓝藻、灵芝、豌豆C．小麦、番茄、大豆D．大肠杆菌、酵母菌、霉菌-高一生物
• The manager entered the office and was happy to learn that four-fifths of the tickets ______. [ ]A.
• July was feeling a little blue because her mother _________ from her job and she had lots of bills t
• —How was your weekend, Bella?— Awful! That was the first time I _____ alone at home, bored to death.
• — Did you telephone Mr. Brown?— Yes, he ____ back before tomorrow morning.[ ]A. expects B. expected
• All the employees except the manager to work online at home.[ ]A. encourages B. encourageC. is encou
• 以下内容中，不属于细胞学说的是[]A．细胞是一个有机体，一切动植物都是由细胞发育而来的B．细胞有它自己的生命，又对生物整体的生命过程起作用C．原核细胞没有细胞核和复杂的细-高一生物
• 关于细胞学说的叙述，不正确的是[]A．它揭示了动植物细胞的统一性和生物体结构的统一性B．创立者主要是施莱登和施旺C．它揭示了动植物细胞的多样性D．是多位科学家在探索中开拓、-高一生物
• 关于细胞学说的叙述，不正确的是[]A．它揭示了动植物细胞的统一性和生物体结构的统一性B．建立者主要是施莱登和施旺C．它揭示了动植物细胞的统一性和多样性D．是多位科学家在探索-高一生物
• 在细胞学说创立的过程中，有很多科学家做出了贡献，下面的说法不符合事实的是[]A．詹森制造的显微镜第一次使人类能够观察到肉眼无法区分的奇妙的显微领域B．虎克第一次观察到了-高一生物
• He will stop showing off, if no notice ________ of him.[ ]A. is takenB. will be takenC. takenD. has
• 将下列各句变为被动语态（可以省去动作执行者）.1. The USA Academy of Motion Picture Arts and Sciences gives Academy Award on
• The police found that the house _____ and a lot of things _____. [ ]A. has been broken into, has bee
• He insisted that his bike ______ stolen and his wife insisted he ______ have to telephone the police