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    Human Blood

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    Blood Components Normally‚ 7-8% of human body weight is from blood. In adults‚ this amounts to 4.5-6 quarts of blood. This essential fluid carries out the critical functions of transporting oxygen and nutrients to our cells and getting rid of carbon dioxide‚ ammonia‚ and other waste products. In addition‚ it plays a vital role in our immune system and in maintaining a relatively constant body temperature. Blood is a highly specialized tissue composed of more than 4‚000 different kinds of

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    Blood/Immunology

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    Unit 10: Blood/Immunology Case Study Lab What were your three diagnoses? 1. Case 1: Pernicious Anemia 2. Case 2: Normal Blood Smear 3. Case 3: Malaria Journal Questions for lab 1. In what ways do normal red and white blood cells differ? Many red blood cells circulate in the bloodstream‚ while the white blood cells leave the blood. 2. Which type of white blood cell would you expect to be most common in a normal blood smear? Neutrophils 3. A differential

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    Observing Osmosis in Potato Cells Planning Purpose: To observe the effect of osmosis on plant cells. Hypothesis: The higher the salt content of the water‚ the lower the mass of the potato. Variables: Independent: the salt percentage of the solution Dependent: the weight of the potato in grams Controlled: the amount of water the length of time between measurements the method of measuring the type of plant cells tested Equipment: (as seen on 2A Human Biology task sheet)

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    Ch. 18. viral and bacterial genetics  Virus  Not  living‚ nucleic acids and proteins Viriods and prions  Viriods: Single stranded circular Rna  Prions: only protein  Bacteria  Living‚ prokaryotes 1 Seven characteristics common to life Cells and organization  Energy use  Respond to environmental change  Regulation and homeostasis  Growth and development  Reproduction  Change over the course of generations  2 Viruses Over 4‚000 different types of viruses  Virus have their

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    This is because gold is very resistant to bacteria. Bacteria are microscopic single-celled organisms. Bacteria are prokaryotes‚ meaning the entire organism consists of a single cell with a simple internal structure. The DNA of a prokaryote is neatly packed in the nucleus. The bacterial DNA floats freely in a twisted threadlike mass called the nucleoid. Gold is unaffected by almost everything. The only materials that can affect gold are man-made. Since bacteria are a natural organism‚ it cannot react

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    Blood typing

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    Anatomy and Physiology II Blood Typing Lab Introduction The purpose of this lab assignment was to get a better understanding of blood types and the antigens and antibodies that exist for each blood type. In addition‚ the goal was set to achieve an understanding of the Rh factor and coagulation. The goal was to determine what suspect’s blood was found at the crime scene. Materials and Procedures Synthetic Blood typing kit Gloves We used blood typing plates that were marked with wells

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    Blood Patterns

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    Criminalistics I - 7m Instructor:  Travis Allen Blood patterns 1. Explain the terms area of convergence and area of origin and explain what each term reveals to an investigator. Area of convergence is a two dimensional plane where lines traced though the long axis of‚ several individual bloodstains meet. Two dimensional places from which the bloodstains were projected. (saferstein) Area of origin location in three dimensional spaces that blood that produced a bloodstain originated from. Location

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    Donating Blood

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    minute of every day‚ someone needs blood. That blood can only come from a volunteer donor‚ a person like oneself who makes the choice to donate. When one makes a blood donation‚ they are joining a very select group. Currently only three out of every one hundred people in America donate blood. From its beginning‚ the American Red Cross has formed a community of service‚ of generous‚ strong‚ and decent people bound by beliefs beyond themselves. The American Red Cross blood donor embodies this principle

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    Drawing Blood

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    Drawing blood is not as challenging as you may think. When I started my job at the hospital‚ I had no previous experience in drawing blood. They put me through a training that lasted about five days‚ eight hours per day. There are many simple steps to drawing someones blood. The three biggest steps are waiting for a requisition to print off‚ preparing all of your equipment‚ and finally draw the blood. Step one is to get the requisition and take it into the patients room‚ you use this to verify

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    Conclusion Genetically modified organisms have their good and bad points. They can produce more food and provide many benefits to humans. But they can also be detrimental if not used properly. They can mix with non genetically modified crops and ruin a farmers business. Pesticides in plants can be a great benefit but they can damage the environment and be poisonous to the consumer. There is a lot of conflict over whether genetically modified organisms are good or bad for us and there is no way to

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