Sample essays and suggested plans for content 1. The process of diffusion and its importance in living organisms Definition Fick’s Law Types of diffusion e.g. Facilitated diffusion‚ osmosis Gas exchange in unicells‚ fish‚ mammals and plants Digestion and absorption of products Exchange of materials between blood in capillaries and tissues e.g. placenta Transpiration‚ root pressure‚ water and ion uptake by roots Translocation and mass flow hypothesis Osmoregulation by blood and kidney‚ unicells
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Biol 160 Human Biology Quiz 1 Name:Layla Atkins DEFINITIONS (2 pts each) Define the following terms. Remember - you can’t use the word you are defining in its definition! 1. Homeostasis – The ability of an organism or cell to maintain the same internal environment regardless of changes in the external environment. 2. Metabolism –The chemical reaction that occur in a cell. 3. Experiment –Procedures used to test a hypothesis. 4. Control group – Subject(s) that goes through the
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Biology 64 Instructor: Chooljian Lecture Exam #2 Review FIRST: Be sure to: Review the lecture notes and .pdfs Know all anatomical terms in chapters in boldface type and be able to define them Study the “Concept Check” at the end of each topic section in the text Skeletal System (Chapters 5-7) 1. What are the functions of the skeletal system? 2. Know the terminology for a long bone (epiphysis‚ etc.) 3. What is periosteum? Endosteum? What structures/cells can be
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9-1 * adaptation - a decrease in receptor sensitivity or perception after constant stimulation * receptor A had a circular receptive field with a diameter of 2.5 cm. receptor b has a circular receptive field 7.0 cm in diameter. which receptor provides more precise sensory info? * receptor A provides more information because it has a smaller receptive field. * 5 special senses - smell (ofalction)‚ taste (gustation)‚ vision‚ balance (equilibrium)‚ hearing 9-2 * general sensory
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Did you get it? 1. What’s the role of eyelids? To protect the eyes. 2. Which structure of eye forms tears? Lacrimal glands 3. What are tears? A dilute saline solution containing lysozyme and antibodies. 4. What’s the visual role of the external eye muscles? They direct the eyeball toward what you wish to see. 5. What is the meaning of the term blind spot in relation to the eye? The blind spot contains no photoreceptors; it is the site where the optic nerve leaves the eyeball 6. What function
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authors and directors can choose but the theme for the novel "Lockie Leonard‚ Human Torpedo" by Tim Winton‚ and film "Lex & Rory" is very similar. Both these narratives expressed the same issues‚ some of which were bullying‚ popularity‚ relationships and male and female characteristics. Although these texts have similar issues‚ they do have differences such as how the issues that were used were constructed. This essay will discuss the similarities of the issues between the two texts and how theses
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Biology Virus Essay A virus is a microorganism that cannot reproduce without a host. As a result of this‚ there has been a lot of controversy on whether or not a virus is a living or non-living organism. The dictionary.com definition for life is‚ “the condition that distinguishes organisms from inorganic objects and dead organisms‚ being manifested by growth through metabolism‚ reproduction‚ and the power of adaptation to environment through changes originating internally.” Viruses have characteristics
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INTRODUCTION 1._Background Information For thousands of years human beings have been fighting in battles‚ always trying to find new ways of killing each other and winning. Combat was getting more and more sophisticated and human force was not sufficient enough to conquer a castle or destroy a ship. That was the time when ancient engineers introduced siege warfare‚ when “simple yet complicated hurling machines that rely on the fundamentals of math and physics using levers‚ force torsion‚ tension
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Peter Mehnert Rhet 105 Ms. Paterson 11/14/12 Extended Synthesis: Cigarette Smoking Tobacco has played an important role in America from the beginning. It was grown as a cash crop by the Jamestown settlers in 1612‚ but over the years the popular opinion has changed about tobacco. Tobacco is used to make cigarettes‚ which have been extremely popular‚ now known to be extremely dangerous. Even the warnings on the cigarette box have changed to a statement much more alarming. In the 1960s‚ the warning
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Extended Definition {To explain a new term or phrase} It is unfortunate that homosexuality is so looked down upon in our time and age. The definition “homophobia” was coined to describe a fear of homosexuals. However‚ the word is not used in the terminology it is meant to be used. I do not believe that people legitimately fear homosexuals as much as they are intolerant towards them. It is fear of abnormality that drives people to homophobia. In the 1970’s‚ George Weinberg coined the term
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