DATE: 2011/09/27 LAB NO.: 4 SYLLABUS TOPIC: Cellular structure AIM: To draw a tissue map of a dicotyledonous root. APPARATUS AND MATERIALS: Microscope‚ slides of the dicotyledonous root‚ and drawing materials such as pencils‚ ruler‚ and an eraser. METHOD/PROCEDURE: -The microscope was set on the tabletop (a flat‚ sturdy surface) where there was plenty of room to work with and was plugged into a power source. -The slide of the specimen (dicotyledonous root) was placed onto the stage of the
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some point been genetically modified. This means that in the DNA of the original source is at least one change that has been caused by man. Whether it be to resist colder weather‚ to not produce seeds‚ or to change protein production‚ genetically modified DNA has become a common occurrence. While this can be a beneficial modification to food‚ there are groups that protest the ‘unnatural’ alterations in crops and ingredients that people ingest. Genetically modified organisms are seen as being
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How has AIDS affected our Society? Today more Americans are infected with STD’s than at any other time in history. The most serious of these diseases is AIDS. Since the first cases were identified in the United States in 1981‚ AIDS has touched the lives of millions of American families. This deadly disease is unlike any other in modern history. Changes in social behavior can be directly linked to AIDS. Its overall effect on society has been dramatic. It is unknown whether AIDS and HIV existed
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of a urine sample include diet‚ medicines and certain diseases. Other factors might be kidney stones and fluid balance. D. What are the three physiological processes involved in urine production? The 3 physiological steps are glomerular filtration‚ selective re-absorption‚ and tubular secretion. The glomerular filtration occurs in the glomerulus under hydrostatic pressure and is a passive form of filtration. It removes all the high molecular weight materials. Selective re-absorption occurs in
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Genetically Modified Plants and Animals Why should we know about the genetic modification of plants and animals? In this world today we are seeing different labels on our foods but does anyone even really know what they mean? For example what is the difference between a regular tomato and an organic tomato? We should know what foods we are consuming and how they affect our bodies. I believe that more regulations should be put into place by the Food and Drug Administration so that we are better
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Do you really know what is in the foods you eat? Most likely not. You probably have never heard of the words genetically modified organisms. It is time to open your eyes to this silent problem that is occurring right now. Genetically modified organisms are in the foods we eat and are ultimately making people sick. Research has shown that consuming genetically modified foods increases your risk for getting cancers and tumors. The only way to avoid it is to eat organic which is not always affordable
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Resubmission Achieved Y/N P1 describe the organisation of the eukaryotic cell in terms of the functions of the organelles Y/N P2 describe the four different tissue types Y/N M1 use diagrams or micrographs to compare and contrast the four tissue types Y/N D1 explain the relationship between cells‚ tissues‚ organs and organ systems in the organisation of the human body Y/N Student Declaration I declare that this assignment is all my own work. All sources of information
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11: Fundamentals of the Nervous System and Nervous Tissue Study guide Functions and Divisions of the Nervous System 1. List the basic functions of the nervous system. 2. Explain the structural and functional divisions of the nervous system. Histology of Nervous Tissue 3. List the types of neuroglia and cite their functions. 4. Define neuron‚ describe its important structural components‚ and relate each to a functional role. 5. Differentiate between a nerve and a tract
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Importance of audio – visual aids in teaching methodology. Introduction: The audio visual aids educational learning resources or instructional or educational Medias. These all the terms meant the same thing. History of Audio - Visual Aids : A Dutch Humanist theologist & writer desretrious Erasmus (1466-1536) disclosed memorization as a technique of learning and advocated that the children
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are the cancer‚ osteoporosis‚ Alzheimer’s etc. One of them is AIDS – the serious disease. Unfortunately‚ day by day the number of people who are infected with Aids is increasing. Infected people are very weak to fight off other infectious disease and soon they will die. AIDS is one of the dangerous diseases‚ so the people need to know about how to prevent it. Acquired Immune-Deficiency Syndrome‚ popularly known by its abbreviation AIDS is a fatal disease as it attacks and destroys the immune system
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