Bio Answers Free Essays

Lecture Quiz- 10/9/2010 Answer Key 1. The scientific study of life is called: A. biology B. We will write a custom essay sample on Bio Answers or any similar topic only for you Order Now ecology C. anatomy D. biochemistry E. limnology 2. Human beings are _______________ because they are composed of many cell types. A. unicellular B. acellular C. asymmetrical D. autotrophic E. multicellular 3. A/an _______ is composed of a group of similar cells that perform a particular function. A. organ B. system C. organism D. tissue E. population 4. Choose the CORRECT order (1-5) of increasing complexity/organization. A. 1) tissues, (2) organ systems, (3) cells, (4) organs, (5) organism B. (1) cells, (2) organ systems, (3) tissues, (4) organs, (5) organism C. (1) tissues, (2) organs, (3) organ systems, (4) cells, (5) organism D. (1) cells, (2) tissues, (3) organs, (4) organ systems, (5) organism 5. In an experiment designed to test the effect of temperature on goldfish respiration, the temperatures that were changed represent the ______ variable. A. control B. responding C. experimental D. correlative E. placebo 6. Which of the following is considered a basic tissue type? A. epithelial B. connective C. muscle D. nervous E. All of the above 7. ____________ exist as small biconcave blood cells that lack a nucleus when they are mature and carry oxygen throughout the body. A. Neutrophils B. Erythrocytes C. Platelets D. Monocytes E. Lymphocytes 8. ___________ receives sensory input, integrates data, and conducts impulses. A. Epithelial tissue B. Connective tissue C. Muscular tissue D. Nervous tissue E. Vascular tissue 9. The phospholipid bilayer that surrounds/maintains the integrity of a cell is called a: A. plasma membrane B. Sanger enclosure C. hydrophobic membrane D. dialysis membrane E. mosaic membrane 10. _____________ are small membranous structures that occur within the cell and have various functions. A. Matrices B. Organelles C. Cytoskeleton D. Golgi bodies E. Ribosomes 11. In the fluid-mosaic model of the plasma membrane, the phospholipid molecules are oriented so that the _____________ heads are facing the outside environment and the ________________ tails are facing the interior of the membrane. A. hydrophobic, hydrophilic B. hydrophilic, hydrophobic C. utotrophic, heterotrophic D. heterotrophic, autotrophic E. ectothermic, endothermic 12. The diffusion of water across a semi-permeable membrane is called: A. denaturation B. osmosis C. dispersion D. dissociation E. reconstitution 13. Choose the CORRECT statement about solute concentrations or particles inside and outside the cell. A. In a hypertonic solution, there are more particles inside the cell. B. In a hypotonic solution, there are more pa rticles outside the cell. C. In an isotonic solution the number of particles is equal. D. Lysis usually occurs when a cell is exposed to hypertonic solutions. E. Lysis occurs when a cell is exposed to an isotonic solution 14. The assisted transport of a molecule across the cell membrane without an expenditure of energy is known as ______. A. diffusion B. facilitated transport C. active transport D. osmosis E. None of the choices are correct. 15. The _______ is a stack of slightly curved saccules that are important in packaging and secretion. A. mitochondria B. vacuoles C. Golgi apparatus D. lysosomes E. Endoplasmic reticulum 16. Molecular biologists have determined that during protein synthesis that the messenger RNA exits the nucleus through small openings in the nuclear envelope. These openings are known as ____. A. nuclear pores B. nucleoli C. Golgi bodies D. lysosomes E. peroxisomes 17. Glycolysis occurs within the ___________ and the citric acid cycle and electron transport chain occur within the _____________. A. mitochondrion, cytoplasm B. mitochondrion, plasma membrane C. cytoplasm, mitochondrion D. cytoplasm, lysosome E. plasma membrane, cytoplasm 18. The formation of ______ bonds involves the transfer of electrons from one atom to another nearby atom. A. covalent B. ionic C. hydrogen D. polar E. all of the above 19. In an acidic solution: A. the number of H+ is less than the number of OHB. the number of OH- is greater than the number of H+ C. the number of H+ is equal to the number of OHD. the number of H+ is greater than the number of OHE. none of the above 20. Glucose breakdown leads to _________. A. DNA replication B. ATP buildup C. RNA synthesis D. ATP degradation E. ADP breakdown How to cite Bio Answers, Papers

Donatello 2 Essay Research Paper Donatello s free essay sample

Donatello 2 Essay, Research Paper Donatello s work has everlastingly changed the manner that art is created, viewed, and interpreted. By and large, this Italian Renaissance sculpturer is considered by most experts to be one of the greatest sculpturers of all clip ; he is besides thought of as the laminitis of modern sculpture. Donatello s impact on the art universe will neer be able to be genuinely measured. He had such an influence on creative persons that his techniques are still used by sculpturers today. Donatello was born Donnato Di Niccolo Di Betto Bardi in Florence, Italy. Most records show that he was born in the twelvemonth 1386, although the existent day of the month of his birth is unknown. His male parent, Niccolo di Betto Bardi, was a Florentine wool comber ; but Donatello, unlike most boies of that clip, had no programs of following in his male parent s footfalls. While nil is known of his childhood, instruction, nor of his preparation in sculpture, it is assumed that around 1400 he began larning rock carving from one of the sculpturers working for the cathedral of Florence. It has been estab-lished that at the age of 17, he met, learned from, and worked for Lorenzo Ghiberti, a celebrated sculpturer in bronze. As a member of Ghiberti s workshop, Donatello assisted in constructing and adorning the celebrated bronzy north doors of the baptismal font of San Giovanni in Florence, a undertaking that took more than twenty old ages to finish. Not merely did Donatello work with celebrated sculpturers of his clip, but besides with the celebrated designer, Filippo Brunelleschi. With Brunelleschi, Donatello reputedly visited Rome in the early old ages of the fifteenth century in order to analyze the memorials of antiquity. Curiously adequate, Filippo started out as more of a sculpturer in Ag and gold than as an designer. He had entered the competition for the celebrated design competition for the bronzy doors of the Florence Baptistery in 1401 but, of class, he lost the competition to Lorenzo Ghiberti, who was assisted by Donatello. After working with Lorenzo and Filippo, Donatello started his ain calling as a sculpturer. Donatello s sculpting calling can be divided into three periods where the influences in his work took on different manners. The first or formative old ages came before 1425, when Donatello used a Gothic influence along with realistic and classical motive. The graceful, quietly curved lines of the Gothic manner paid testimonial to his debt to Ghiberti s instructions. Donatello s sculptures which showed this peculiar manner were all created for churches and other big edifices in Firenze: Saint Mark at the Church of Or San Michele, -2- Saint John the Evangelist at the Opera del Duomo, Saint George at the Museo Nazionale, and Joshua, at the belfry of the cathedral. The statue of Saint Mark was commissioned by the Arte del Linaioli ( the Guild of Linen Merchants ) in 1411. Saint Mark was made for the church of Orsanmichele and kept in its Tabernacle until late when it was restored and removed to be placed in a museum. The statue of Saint Mark is an first-class illustration of the classical manner that Donatello had in the first period of his work. Soon after Donatello finished the work of Saint Mark, he started on Saint John the Evangelist, which he worked on from 1413 through 1415. This statue was paired with the other Evangelists and all were placed together in the Tabernacle of the church of Santa Maria del Fiore. In 1587, all of the Evangelist statues, including Saint John, were taken to the Museum of the Opera del Duomo where soon they are still seen today. Another sculpture that demonstrates this first period of Donatello s work is the sculpture of Saint George. Following the creative activity of his statue of Saint John, Donatello s Saint George, commissioned by the Armourer s -3- Guild, was sculpted about 1416 and placed in a niche of the north wall in the church of Orsanmichele. The Italian author, Giorgio Vasari, gave his positive assessment of Saint George in his best known book on the lives of major creative persons of the Italian Renaissance: Vite de Piu Eccellenti Pittori, Scultori, ed Architetti Italiani ( English interlingual rendition: Lifes of the Artists ) . Subsequently, when the statue of Saint George was transferred to the Tabernacle of the Arte dei Medici vitamin E Speziali, its beauty was diminished, which besides led to diminishing its celebrity. After making these sculptures, Donatello extended a different influence to his plants. The 2nd period of Donatello s calling existed between the old ages of 1425 and 1443. During this period, Donatello s work took on more of a trust on the theoretical accounts and the rules of the sculpture of antiquity. In the 1420 s and 1430 s, Donatello became a spouse with the celebrated designer and sculpturer, Michelozzo Di Bartolomeo, as they worked in the Baptistery on the grave for antipope John XXIII and the memorial to Bartolomeo Aragazzi among other committees. On these plants, Michelozzo would give Donatello the architectural designs and so Donatello would transform the programs into statues. As immature creative persons, the -4- two work forces had worked together when they assisted Lorenzo Ghiberti with the celebrated bronzy north doors of the Florence Baptistery. Subsequently, after working together for a clip, Michelozzo became the head designer for the Medici household ; Donatello went on to sculpt in Rome. During the old ages of 1430 through 1433, Donatello spent most of his clip in Rome where he created such great plants as the ciborium in the vestry of the Basilica of Saint Peter. This superb sculpture was decorated with two of his most celebrated alleviations: Worshipping Angels and the Burial of Christ. After disbursement clip in Rome, Donatello moved on to Florence where he so created a piece of art that is remembered by all who view it his statue of David. The bronze statue of David, created by Donatello, was the first nude, freestanding sculpture of the Renaissance ; the intricate inside informations show the deepness of Donatello s creativeness. Vasari s description of Donatello s David is lighting: In the courtyard in the castle of the Sigtnoria stands a bronzy statue of Davi vitamin D, a bare figure, life-size ; holding cut off the caput of Goliath, David is raising his pes and puting it on him, and he has a blade in his right manus. This figure is so natural -5- in its vivacity and softness that artists find it barely possible to believe it was non molded on the life signifier. It one time stood in the courtyard of the house of the Medici, but was moved to its new place after Cosimo s exile. It is questionable whether the metropolis of Florence or a private frequenter commissioned the 185-cm statue. Although it was originally intended for the cathedral, David was placed in the chief courtyard of the Medici Riccardi castle. In 1495, David was moved to the courtyard of Palazzo Vecchio ( the metropolis hall ) and placed on a marble platform where it stood as a civic-patriotic symbol until 1555. After legion moves David was transferred to the Bargello where it still stands today. This beautiful statue was Donatello s last before he moved into the concluding phase of his calling. However, from the sixteenth century on, Donatello s David was over-shadowed by Michelangelo s larger-than-life David, which is still more widely seen today in the Louvre in Paris. It was during Donatello s 3rd and concluding phase of his calling that he left Florence and traveled to Padua. It was here he broke off from classical influences and his work emphasized pragmatism # 8211 ; the portraiture of character and dramatic action. Important sculptures at this clip included -6- work for the Paduan church of St. Antonio: a bronze rood and a new high communion table incorporating 7 lifesize bronze statues ; a big limestone alleviation entitled Entombment of Christ ; and 21 bronze alleviations, the finest being the four miracles of St. Anthony ( one alleviation consists of more than 100 figures ) . Donatello s Gattamelata was the first bronze equestrian statue since the Roman Empire when such statues were limited to swayers ; it is considered to be one of the best-proportioned sculptures of all time. Another celebrated Donatello bronze is the dramatic group, Judith and Holofernes. Donatello originated the sculpting technique known as stiacciato, which means flattened out ; this involves highly shallow carving throughout a panel, making a more dramatic consequence of atmospheric infinite. While a Ghiberti alleviation is haptic and can be read by a unsighted adult male, a relief stiacciato, or flattened relief panel depends on ocular perceptual experiences and seems to be made of much deeper cuts and carvings. As with his childhood, there seems to be small dependable information known about Donatello s character and personality. He neer married nor had kids. A adult male of simple gustatory sensations, Donatello was non considered easy to work with, demanding his ain step of artistic freedom in a -7- clip when working conditions for creative persons were regulated by club regulations. While non a civilized mind like Leonardo district attorney Vinci and Michelangelo, Donatello was basically a realist. Greatly influenced by antique art and Humanist theories, Donatello s Humanist friends considered him a cognoscente of ancient art. Donatello died December 13, 1466. Although his concluding work, the twin bronze daiss for St. Lorenzo, had to be completed by lesser creative persons, the daiss show great religious deepness and complexness. His debut of the shallow-relief technique ( rilievo stiacciato ) , bronzy sculpture, and characterized figures as persons, provided stepping rocks for other sculpturers of his twenty-four hours and were a major influence in developing pragmatism in Italian picture. Considered one of the greatest Italian sculpturers, Donatello s influence and impact on the art and creative persons of Florence and northern Italy in the fifteenth century was genuinely great. Among his legion students, Desiderio da Settignano, who helped in the building of David, was possibly the most of import. In the 16th century Donatello s work became good known with positive Hagiographas from such great writers as Vasari, who gave Donatello the existent attending that his work deserved for all of its item and beauty. Although Donatello knew some celebrity throughout his life- clip, during the 17th and 18th centuries, his plants went mostly unnoticed by the populace and were apparently known merely in local clubs. It was non until the nineteenth century that Donatello s plants were eventually rediscovered and his chef-doeuvres of Saint George and David became an emblem of early Renaissance statuary. Today Donatello s work is world-renown ; it has influenced the lives of sculpturers and is admired by practically every art cognoscente and layperson alike who views it. The term, Renaissance Man, does non mention entirely to person who lived during the 14th through the 16th centuries, the period in history known as the Renaissance. It refers to a individual who can make many things and stand out in all of them. To be able to suit this rubric, you must hold accomplishments in a assortment of countries. You can non merely do many different things, but you have to be able to make all of them really good. There are many people who define the rubric of a Renaissance Man. Possibly the most celebrated illustration of a Renaissance Man would be Leonardo da Vinci. Not merely was da Vinci famous for his pictures, in peculiar, the Mona Lisa ; but, he besides succeeded in analyzing the universe itself and medicate. Many studies and drawings of district attorney Vinci s demo how he studied the wings of birds ; they illustrate how he thought worlds could utilize wings to wing by themselves. Another, Michelangelo, fit the definition because of his first-class accomplishments as a sculpturer, artist/painter, musician, and designer. These were non merely trades Michelangelo could execute, but he excelled in every one of them. While Donatello does non suit the true description of a Renaissance Man, as many of his coevalss do, his accomplishments in sculpting entirely do him an of import portion of art history. Even though he is non a Renaissance adult male by definition, Donatello has achieved his ain note-worthy celebrity. The niche that Donatello carved for himself in the art universe has had an highly long-reaching influence on contemporary sculpturers for that we can be most grateful.

Me Too- Expressive Counseling Technique free essay sample

Name of Technique The technique is called â€Å"Me Too† and functions as a counseling game. It is appropriate to use as a counseling intervention for children in middle and high school grades. Summary of Technique This technique can be used as an icebreaker or counseling activity for group counseling. The counselor would write statements on individual index cards or pieces of paper that relate to identified and/or targeted problems. The statements can be read aloud to the group either by the counselor or by taking turns by individual clients. Once a statement is read, if a member of the client group agrees with the statement, he/she can say â€Å"Me Too†. For example, if a group counseling session is for clients whose families are transitioning through a divorce, a statement could be â€Å"Sometimes I feel guilty that my parents separated†. If a client agrees with the statement, he/she would say ‘me too’. We will write a custom essay sample on Me Too- Expressive Counseling Technique or any similar topic specifically for you Do Not WasteYour Time HIRE WRITER Only 13.90 / page A variation of this technique would be for the group to stand in a circle, once a statement is read and a client agrees with the statement, he/she can say ‘me too’ and step inside the circle. Objectives The objective of this technique would be to build group rapport, build group cohesion, engage clients, identify emotional problems, and to facilitate emotional expression. Materials Index Cards/Paper Markers Procedure Preparation †¢ Write 7-10 statements relating to the group counseling topic and related problem on individual index cards or on individual pieces of paper. Execution 1. Ask students to make a circle. 2. Explain the game by stating: . â€Å"Today we’re going to play a game called ‘Me Too’. I’m going to read a statement aloud. If you agree with the statement say ‘Me Too’ and take a step into the circle. I will tell you when to rejoin the circle at the end of each statement. † 4. After each statement ask the student to rejoin the circle. Continue the activity until each statement has been read. Debrief 5. Encourage students to discuss and process the statements from the activity. [pic]

Working Bibliography Essay Example

Working Bibliography Essay Bering, Jesse. Intoxicating Studies: The Effects of Alcohol on Social Behavior. Scientific American 10 Apr. 2009. 28 July 2009 http://www.scientificamerican.com/article.cfm?id=intoxicating-studies. DeWit, David J., et al. Age at First Alcohol Use: A Risk Factor for the Development of Alcohol Disorders. American Journal of Psychiatry 157 ( May 2000 ) : 745-750. Hawkins, David, et al. Exploring the Effects of Age of Alcohol Use Initiation and Psychological Risk Factors on Subsequent Alcohol Misuse. J STud Alcohol 58 1997 May): 280-290. Perlez, J. Teenage drink and the responsibility in social life: Attributing change in the society. Longman publishers,   2003. (2) 22-27. We will write a custom essay sample on Working Bibliography specifically for you for only $16.38 $13.9/page Order now We will write a custom essay sample on Working Bibliography specifically for you FOR ONLY $16.38 $13.9/page Hire Writer We will write a custom essay sample on Working Bibliography specifically for you FOR ONLY $16.38 $13.9/page Hire Writer Ramathi, R. Drinking Age of 21: Understanding the rationale behind teenage drinking. Pretoria: Longhorn publishers. 2003, 2: 75-77. Streeter, Ruth. The Debate on Lowering the Drinking Age. CBS News. (22 Feb. 2009). 28 July 2009 http://www.cbsnews.com/stories/2009/02/19/60minutes/main4813571.shtml. West Virginia University. Short-term Effects of Alcohol. www.hsc.wvu.edu. West Virginia University. 28 July 2009 http://www.hsc.wvu.edu/som/cmed/alcohol/home-fr.htm Worman, Howard J. Alcoholic Liver Disease. www.cumc.columbia.edu. 1998. Columbia University Medical Center. 28 July 2009 http://www.cumc.columbia.edu/dept/gi/alcohol.html Annotations Streeter, Ruth. The Debate on Lowering the Drinking Age. CBS News. (22 Feb. 2009). 28 July 2009 http://www.cbsnews.com/stories/2009/02/19/60minutes/main4813571.shtml. This source is credible and is available to many. It is discussing an issue that has already caused a lot of debate in the public arena. The paper quotes experts who believe that the drinking age should be lowered to 18 years as the age limit of 21.   This experts include John McCardell, former president of Middlebury College in Vermont, who started a movement entitled –Choose Responsibility, to lowering the age back to 1 8. 2. Ramathi, R. Drinking Age of 21: Understanding the rationale behind teenage drinking. Pretoria: Longhorn publishers. 2003, 2: 75-77. The source is credible as the writer deals with the drinking age of 21. The 18-year-old mind already developed to the level of an adult thus they would tend to keep in mind the pro’s and con’s of alcohol as they tend to know the consequences of defying all the rules and regulations thus if legalized harm is not bound to happen as many deaths usually caused through drunk riving or injuries caused by violence may tend not to occur as they are well aware of the consequences. Thesis Legal Drinking Age Should be lowered to 18

Perspectives on Global Telecommunications essays

Perspectives on Global Telecommunications essays Perspectives on Global Telecommunications According to the International Telecommunication Union (ITU) and the 1996/97 World Telecommunications Development Report, it would take the gift of second sight and more to predict the course of the telecommunications industry over the next few years. One thing, however, is certain: the industry in 2008 will bear little resemblance to the telecom business of today. Most, if not all, of the world's national carriers will have been fully privatized. Competition will be open and controlled by global regulation. The telephone network will carry more minutes of data than voice. All this will come about because of advances in technology, the globalization of business and the liberalization of markets. All three are contributing to a profound increase in competition in an industry which for most of its existence has enjoyed co-operation rather than rivalry. 1998 proved to be pivotal year. January 1, 1998 was the date set by the World Trade Organization for the liberalization of telecom markets throughout much of the world. It was also the date on which the European Union's leading economies had agreed to allow full competition in voice and data services. The demand for telecom services will grow strongly, driven by an increase in data transmission chiefly associated with the Internet. But costs are falling and carriers are peering anxiously into a f uture in which the only certainties are tougher competition and drastically lower margins. An example is interconnection rates, the price an operator charges rival operators to connect to its network. These are lower in the UK, where there has been full competition for some five years, than anywhere else in Europe. In New Zealand, where a liberal market has been accompanied by an absence of regulation, inter-connection charges are five times the UK rate on a comparable basis. The single most important development in the past few months, however, has ...

Marketing Strategy Of Design A New Cell Phone Essay

Marketing Strategy Of Design A New Cell Phone - Essay Example Firstly, I am interested in the market the product to the company email list as these people have already expressed an interest in purchasing our product or services. Then, I will surely market the product to my friends, relatives, and social networking friends and followers. I would adopt content marketing as it would publish more content than normal marketers do (Business marketing association, p.22). I would publish several articles that provide useful tips to cell phone users. Finally, I have decided to release a video that contains different features as well as a special report on the product and I will post the video in company website and social networking sites. I will also adopt other common promotion techniques such as TV advertisements and flux boards. Â   Â   Â  Likewise, I will choose the right time to launch the product since it has been psychologically proved that people have different mindsets during different times of the year. Agreeing with the suggestion put for ward by Chaturvedi, Kumar, and Rahul (2009), I would like to introduce the product either during spring or early summer because seasonal fluctuations can also have a significant impact on the product launching process (p.102). Similarly, I would also depend on technological support like e-commerce to make the product launch more successful.Product Features and Marketing TacticsIt is obvious that the fame of cell phone industry has reached sky heights as a result of recent technological developments.

Writting about SARs disease Essay Example | Topics and Well Written Essays - 1000 words

Writting about SARs disease - Essay Example o appropriate medications and swift action on the parts of doctors and nurses to help contain the virus, there were only eight reported cases in the United States that year. â€Å"All of these people had traveled to other parts of the world with SARS. SARS did not spread more widely in the community in the United States† (CDC, 2005). However, this does not mean that the virus could not possibly spread in the US general population at some point in the future or that the danger of the illness should be underestimated or ignored. To ensure that a general outbreak does not occur, it is up to the medical community to remain informed about the disease, including knowledge regarding what causes it, how it is transmitted and the best ways of treating it. With this knowledge in hand, it is possible to develop intervention strategies appropriate for use by community health nurses. The SARS virus is considered a febrile severe lower respiratory illness. This simply means that it is an illness that attacks the lower respiratory system and is accompanied by fever. Most patients experience a high fever at the onset of the disease of something higher than 100.4ï‚ °F. This is most often accompanied by a headache, overall body aching and a sense of discomfort regardless of attempts to the contrary. According to the CDC, â€Å"some people have mild respiratory symptoms at the outset. About 10 percent to 20 percent of patients have diarrhea† (2005). This condition typically persists for anywhere from two to seven days before the patient develops a dry cough. An overwhelming number of patients with the illness then begin to develop pneumonia. Other common symptoms of the disease include rashes, loss of appetite and general confusion. In attempting to discover the cause of the disease, scientists have identified a novel coronavirus now referred to as SARS-associated coronoavirus. A coronavirus is a subgroup of the RNA viruses. This particular type is unique in that they