third year culinary arts student‚ therefore I have some knowledge of the way this waitress should handle herself during the increase of normal dinner time activities. The first thing I did when I was seated was pick out my subject who I would be observing based on which waitress was assigned to tables within my sight. In deciding who would be the best waitress to observe‚ I tried to find the one who would provide me with the least compounding variables. A couple of compounding variables that I kept
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Osmosis Experiment Diana Arrowood Grand Canyon University BIO-100L Biology Concepts September 16‚ 2011 Osmosis Experiment Directions Use the information below to complete the Osmosis Experiment. Materials 1 fresh baking potato Water Salt Four small containers (i.e.‚ drinking cups or clear glasses) A metric ruler Methods and Procedure 1) Place 1 cup (236 ml) of water in each of the 4 containers. In 2 of the containers‚ add 1 tablespoon (14.8 ml) of table salt and mix well until
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The effect of different temperature on the cell respiration. Introduction： Cell respiration is the controlled release of energy from organic compounds in cells to form ATP‚and then release waste products. The process of cell respiration can take place in the presence or absence of oxygen. In either case‚the first stage of cell respiration is glycolysis.The effect of temperature on cell respiration mainly depends on the effect of temperature on of enzyme activity.Generally speaking in a certain
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Skin cancer is the most common type of cancer in the United States. There are two different types of skin cancers: Melanomas and non-melanomas. To understand both of these terms a little better you need to be aware that your skin is divided up into 3 layers: the epidermis‚ dermis‚ and subcutis. The top layer‚ the epidermis‚ is very thin and serves to protect the deeper layers of the skin. The epidermis is also composed of basal cells‚ which in turn divide to form squamous cells and melanocytes. Melanoma
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Mayra Guadalupe October 29‚ 2012 The effect of temperature on beet cell membranes Introduction: Cell membrane is the plasma like substance that separates different organelles and molecules within an organism. The cell membranes vital function is to permit passage of protein and enzymes through their wall. Red beets‚ also known as Beta Vulgaris has a red pigment that is located in its large central vacuoles. It is my hypothesis that if the cell membrane is to experience extreme temperatures
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Osmosis Rates in Artificial Cells Daniel George Department of Biology Grand Valley State University 1 Campus Drive Allendale‚ MI 49401 georged@mail.gvsu.edu Abstract The lab for this paper was conducted for the topic of osmosis‚ the movement of water from high to low concentration. Five artificial cells were created‚ each being filled with different concentrated solutions of sucrose. These artificial cells were placed in hypertonic‚ hypotonic‚ or isotonic solutions for a period of 90
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Osmosis Lab Conclusion The purpose of this lab is to determine whether salt affects the movement of water in the cell. Independent variable is the factor that affects the value of variables dependent to it. In osmosis lab‚ the independent variables are the potato and onions. The dependent variable is the variable whose value is measured to determine the extent of the effect of another variable to it‚ as in an experiment. In osmosis lab‚ the dependent variable is the length of the potato. The controlled
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The short term effects are minimal and less notable compared to long term effects. Since there are not many short term effects it is often tanning beds and sunlamps are mistake as being risk free. Redness of skin is one of the most common effect people have reported but short term effects can vary from person to person. “Users have reported a range of short-term symptoms including itching‚ dryness and redness of skin‚ freckling and photosensitivity‚” (Sunbeds 1). Almost all these symptoms can be
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Skin diseases are among the most pestiferous and aesthetically displeasing of all maladies‚ ranging from hives to leprosy. The severity of skin diseases can differ‚ although the symptoms range from simple itching to loss of skin. Specifically‚ the covered diseases in this paper are acne‚ dandruff‚ and skin cancer. Acne is probably one of the most unappealing side-effects commonly associated with teenagers. The cause of acne vulgaris‚ which is largely an inflammatory disease According to wikipedia
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of this module. When was this article published? (Hint: Check the bottom of the pages) March – April 2001 In the DEFINITIONS Section What are the two major groups of organisms? 1. Resident Flora – organisms that normally reside on the skin 2. Transient Flora What is hand hygiene? Hand hygiene has several actions that are intended to decrease colonization with transient flora. You can have good hand hygiene by thoroughly washing your hands with an unmedicated detergent and water
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