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【单选题】
植物、藻类利用叶绿素产生的光合作用过程中,在可见光的照射下,能将二氧化碳和水转化为有机物,释放出的是 ___
A. 氧气
B. 氮气
C. 氢气
D. 氯气
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答案
A
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相关试题
【单选题】
呼吸作用是生物体内的有机物在细胞内经过一系列的氧化分解,在释放出能量的同时,最终生成的主要是 ___
A. 氧气
B. 二氧化碳
C. 氮气
D. 不知道
【单选题】
晚上,植物与动物都不应该放入卧室内,要将其移到卧室外,这是因为它们会降低卧室内的___
A. 空气温度
B. 空气湿度
C. 氧气浓度
D. 氮气浓度
【单选题】
杂交优势往往在第几代杂交种子中表现最明显。___
A. 1
B. 2
C. 3
D. 4
【单选题】
以下不属于人体增强技术类型的是___
A. 短暂性增强
B. 持续性增强
C. 结构性增强
D. 内在增强
【单选题】
大陆漂移学说是由谁提出的___
A. 勒比雄
B. 魏格纳
C. 赫斯
D. 李四光
【单选题】
(1)Whieh of the following descriptions about the characteristics of physiology is wrong?___
A. It is the study of how living organisms work.
B. It illustrates the discipline of the development and the evolution of disease and the essence of disease.
C. It is to study the living phenomena and the function activities of living organs.
D. It is to explain how they are regulated and integrated.
【单选题】
(2) Which of the following are specialized in producing force and movement?___
A. muscle cells
B. connective tissues
C. nerve cells
D. epithelial cells
【单选题】
(3)The fluid environment surrounding each cell is called the___
A. intracellular fluid
B. intracellular fluid
C. internal environment
D. external environment
【单选题】
(4) Which of the following is not the fundamental characteristic of living organisms?___
A. metabolism
B. adaption
C. reproduction
D. passive diffusion
【单选题】
(5)Whicl of the following is a physiological process with negative feedback?___
A. blood coagulation
B. process of passing urine
C. sino-aortic baroreceptor reflex
D. process of parturition
【单选题】
(6)Which of the following is not the characteristic of regulation by hormone?___
A. diffusenin nature
B. longer in duration
C. accurate in action
D. action in overcorrection
【单选题】
7)Which of the following is not the characteristic of cells?___
A. They are bound by the plasma membrane
B. They have the ability to break down large molecules to smaller ones to Liberate energy for their activities
C. They possess a nucleus which contains genetic information in the form of deoxyribonucleicacid(DNA).
D. Living cells can not transform materials.
【单选题】
8)The breakdown of large molecules to smaller ones is called___
A. respiration
B. anabolism
C. catabolism
D. absorption
【单选题】
9) Which of the following descriptions about the characteristics of nervous regulation is wrong?___
A. It responds fast
B. It acts exactly
C. It responds slowly.D.
D. uration is short
【单选题】
10)Which of the following descriptions about the control of body function is wrong?___
A. Homeostasis is kept by feedback control.
B. Negative feedback minimizes the changes, leading to stability.
C. Positive feedback is not useful.
D. Feed-forward makes human body foresee and adapt itself to the environment promptly.
【单选题】
(1)Which of the following parts of knowledge of drugs should be included in pharmacology?___
A. The effects of drugs on man
B. The correlation of biological activity with chemical structure
C. The history, source, physical and chemical properties, compounding, biochemical and physiologicaleffects, mechanisms of action, absorption, distrilbution, biotransformation and excretion.
D. The prevention, recognition, and treatment of drug poisonings
【单选题】
(2)Which of the following is what a clinician is primarily interested in according to the text?___
A. Drugs which can be reasonably limited to those aspects that provide the basis for their rational clinical use
B. Chemical agents that are not used in therapy but are commonly responsible for household and industrial poisoning as well as environmental pollution
C. Drugs which are useful in the prevention,diagnosis and treatment of human disease,or in the prevention of pregnancy.
D. rugs which are useful in the prevention, diagnosis and treatment of human disease, or in the prevention of pregnancy.
【单选题】
(3)Why was the physician not interested in pharmacognosy?___
A. He didn't have to select the proper plants for his prescription
B. He had a broad botanical knowledge
C. Fewer drugs were obtained from natural sources
D. Natural drugs had little difference with synthetic ones
【单选题】
(4)Which of the following is the best way of studying pharmacology for medical students and practitioners?___
A. to have a broad botanical knowledge
B. to select a plant and its preparation
C. to have the ability to purify natural plants
D. to have curiosity that stimulates them to learn about sources of drugs
【单选题】
(5)What are the tasks related to medicines almost complete!y delegated to the pharmacists now?___
A. the physical and chemical properties of medicines
B. the preparing, compounding, and dispensing of medicines
C. dosage forms of medicines available
D. the therapeutic and other uses of medicines
【单选题】
(6) What is a main unique aspect of pharmacodynamics?___
A. Pharmacodynamics is an experimental medical science
B. Pharmacodynamics is focused on the characteristics of drugs
C. Pharmacodynamics borrows freely from both the subject matter and the experimenta techniques of physiology, biochemistry, microbiology, genetics and pathology
D. Pharmacodynamics correlates the entire field of preclinical medicine
【单选题】
7) What time of history does pharmacodynamics date back to?___
A. the second half of the seventeenth century
B. the second half of the eighteenth century
C. the second half of the nineteenth century
D. the second half of the twentieth century
【单选题】
8)What does the research on pharmacodynamics focus on?___
A. study of clinical effect of drugs
B. study of the process of drugs in the body
C. study of the effect and the mechanism of drugs on the body
D. study of the correlation of the actions and effects of drugs with their chemical structure
【单选题】
(9)Which of the following is true when drugs are selected?___
A. It has to be based in part on legal reasons.
B. It has to be based in part on ethical reasons.
C. It has to be based in part on the pharmacological evaluation in man
D. It has to be based in part on the pharmacological evaluation in animals
【单选题】
(10)Why are chemotherapeutic agents useful in therapy?___
A. They stimulate or depress biochemical or physiological function in man in a sufficiently reproducible manner to provide relief of symptoms or, ideally, to alter favorably the course of disease
B. They can produce desired effects with only tolerable undesired effects
C. They have only minimal effects on man but can destroy or eliminate parasites
D. The selectivity of their effects is one of their most important characteristics
【单选题】
1)H. Mario Geysen initially used parallel synthesis as a quick way to identify which small_____ of any given large protein bound to an antibody.___
A. division
B. pieces
C. part
D. fragment
【单选题】
2)Chemists often start a combinatorial synthesis by attaching the first set of building blocks_____ to microscopic beads made of polystyrene.___
A. solid
B. inert
C. soft
D. active
【单选题】
3)The chemical reactions required to link compounds to the beads and later to detach them____ to the synthesis proces.___
A. induce complications
B. make easy
C. introduce complications
D. introduce easy
【单选题】
4)In a parallel synthesis, all the products are_____ separately in their own reaction vessels.___
A. combined
B. assembled
C. joined
D. assorted
【单选题】
(5)In many laboratories today, robots assist with the routine work of parallel synthesis, such as small___ amounts of reactive molecules into the appropriate wells.___
A. sending
B. transporting
C. delivering
D. giving
【单选题】
(6)Scientists can pull out from the mixture the beads that bear biologically active molecules and then,using sensitive detection techniques,___ the molecular makeup of the compound attached.___
A. determine
B. make sure
C. find
D. search
【单选题】
(7)Most pharmaceutical companies today continue to___ parallel synthesis. Which of the following is not appropriate to be filled in the blank?___
A. count in
B. count on
C. depend on
D. rely on
【单选题】
(8)Once they identify a promising substance, they___ make many one-at-a-time modifications to the structure.___
A. laboriously
B. hardly
C. easy
D. effectively
【单选题】
(9)Often these procedures yield a compound having acceptable___ and safety.___
A. strength
B. effect
C. potency
D. effort
【单选题】
10)In many laboratories today, robots___ the routine work of parallel synthesis.___
A. help
B. assist with
C. assist in
D. assist to
【单选题】
(1)Pharmaceutics is an interdisciplinary subject involving___
A. formulation, manufacturing, physical pharmacy, and biopharmaceutics
B. manufacturing
C. physical pharmacy
D. biopharmaceutics
【单选题】
(2)Formulation is about the design, development and evaluation of dosage forms,___
A. discovery of novel drugs
B. analytical methods
C. drug delivery systems and manufacturing process
D. dosing regimen
【单选题】
(3)Biopharmaceutics mainly studies the in vivo process of drugs and metabolites in humans, animals and tissue culture, which specifically involves___
A. absorption and distribution
B. absorption, distribution, metabolism, and excretion
C. metabolism and excretion
D. absorption and excretion
【单选题】
(4)Regarding the definition of bioavailability(BA), BA is related to___
A. total plasma drug concentration only
B. unbound drug concentration in the plasma
C. unbound drug concentration at the target site
D. total plasma drug concentration, and the administered drug dose
【单选题】
(5)Plasma drug concentration is affected by following factors such as___
A. rate of absorption
B. rate and extent of distribution
C. rate ofeli Imination
D. all ofabove
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实施< >战略。农业农村农民问题是关系国计民生的根本性问题,必须始终把解决好“三农”问题作为全党工作重中之重。___
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我们党的最大政治优势是密切联系群众,党执政后的最大危险是脱离群众。< >、党同人民群众联系问题是关系党生死存亡的问题。___
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A. 中国道路
B. 以经济建设为中心
C. 科学社会主义
D. 中国特色社会主义
E.
【单选题】
党章规定,党员必须履行的义务有< >。___
A. 6项
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C. 10项
D. 12项
E.
【单选题】
必须坚持以人民为中心的发展思想,坚持< >的发展理念。___
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E.
【单选题】
党的纪律主要包括< >、工作纪律、生活纪律。___
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E.
【单选题】
党员的先进性,党员与一般群众的根本区别,就在于党员具有高度的< >。___
A. 组织纪律性
B. 共产主义觉悟
C. 历史使命感与责任感
D. 全心全意为人民服务的品质
E.
【单选题】
党员的党龄从()之日算起。___
A. 递交入党志愿书
B. 支部大会通过他为预备党员
C. 预备期满转为正式党员
D. 党员转正一年
E.
【单选题】
党的民主集中制的"四个服从"是指:个人服从组织,少数服从多数,< >,全党服从中央。___
A. 党员服从干部
B. 委员会服从代表大会
C. 下级服从上级
D. 地方各级委员会服从中央委员会
E.
【单选题】
< >是党的生命,对人民民主具有重要的示范和带动作用。___
A. 发展经济
B. 求真务实
C. 解放思想
D. 党内民主
E.
【单选题】
把工人、农民、军人、知识分子以外的其他社会阶层中的先进分子吸收到党内来,有利于增强党的阶级基础,扩大党的< >。___
A. 群众基础
B. 思想基础
C. 政治基础
D. 组织基础
E.
【单选题】
巩固马克思主义在意识形态领域的指导地位,巩固全党全国各族人民团结奋斗的共同思想基础,是< >的根本任务。___
A. 精神文明建设
B. 经济社会发展
C. 意识形态工作
D. 文化事业发展
E.
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党的十九大报告提出了十四条坚持,它们构成新时代坚持和发展中国特色社会主义的< >。___
A. 基本方略
B. 基本理论
C. 基本路线
D. 基本方针
E.
【单选题】
中国特色社会主义理论体系与毛泽东思想具有< >。___
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A. ①②③④
B. ①③④⑤
C. ①②③⑤
D. ②③④⑤
E.
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下面()不是预备党员入党宣誓的誓词。___
A. 拥护党的纲领
B. 永不叛党
C. 保守党的秘密
D. 学习党的知识
E.
【单选题】
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A. 具有新的历史特点的伟大斗争
B. 党的建设新的伟大工程
C. 实现中华民族伟大复兴的伟大梦想
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E.
【单选题】
党的思想建设的首要任务是()。___
A. 坚定理想信念
B. 纯洁思想
C. 武装头脑
D. 加强党性修养
E.
【单选题】
提出把党的工作重心由乡村转移到城市的会议是()。___
A. 八七会议
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C. 党的七大
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E.
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深入实施公民道德建设工程,推进社会公德、职业道德、()、个人品德建设,激励人们向上向善、孝老爱亲,忠于祖国、忠于人民。___
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C. 伦理道德
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E.
【单选题】
党的最高理想和最终目标是实现()。___
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E.
【单选题】
中国共产党的根本宗旨是()。___
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E.
【单选题】
在马克思主义指导下,从中国社会主义初级阶段的国情出发,走自己的路。这体现了()。___
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党员必须坚持()高于一切,个人利益服从党和人民的利益,吃苦在前,享受在后,克己奉公,多做贡献。___
A. 个人利益
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C. 单位利益
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E.
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党的思想路线是一切从实际出发,理论联系实际,(),在实践中检验真理和发展真理。___
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B. 实事求是
C. 密切联系群众
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E.
【单选题】
社会主义初级阶段的时间跨度是指< >。___
A. 中华人民共和国成立到社会主义现代化基本实现
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《党章》规定,党员如果没有正当理由,连续< >不参加党的组织生活,或不交纳党费,或不做党所分配的工作,就被认为是自行脱党。___
A. 3个月
B. 6个月
C. 12个月
D. 24个月
E.
【单选题】
预备党员的权利,除没有< >、选举权和被选举权以外,其他权利同正式党员一样。___
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B. 控告权
C. 表决权
D. 选举权
E.
【单选题】
党委对党支部上报的接受预备党员的决议一般应在< >内审批。___
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C. 五个月
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E.
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在党组织讨论决定对党员的党纪处分或作出鉴定时< >。___
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E.
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留党察看最长不超过< >。___
A. 1年
B. 2年
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E.
【单选题】
为国有企业改革、发展、稳定提供< >,是新形势下加强和改进党的建设的首要任务。___
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B. 制度保证、思想保证和精神保证
C. 组织保证、人力保证和行动保证
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企业、农村、机关、学校、科研院所、街道社区、社会团体、社会中介组织、人民解放军连队和其他基层单位,凡是有正式党员< >以上的,都应当成立党的基层组织。___
A. 三人
B. 四人
C. 五人
D. 六人
E.
【单选题】
党组织讨论决定问题时,如果对重要问题发生争论,在特殊情况下,可将争论情况向上级组织报告,请求< >。___
A. 裁决
B. 指示
C. 建议
D. 决定
E.
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