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    Title: Homeostasis Date: 19th January 2010 Aim: To observe‚ draw and label the parts of a nephron. Apparatus: Slide of the transverse section of a kidney Pencil Paper Microscope Method: The slide of the transverse section of a kidney was mounted on the microscope and observed under high power. Drawings of the parts of the nephron were made. Calculations of Magnification: Loop of Henle One Ocular Division = 0.22 µm Size of Specimen = 2 ocular divisions Conversion of Ocular

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    report your findings from the PopEcoLab Exploration Experiment. The lab report consists of three sections: Data‚ Exploration‚ and Lab Summary. • Data: copy any data‚ graphs‚ charts‚ or notes that you have saved in your PopEcoLab online notebook into this section. • Exploration: Answer the questions. The questions in the Exploration section are the same questions in your PopEcoLab instructions. • Lab Summary: Write a 100- to 200-word summary. Data To copy your data from your online

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    Ap Bio Lab Fruit Flies

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    AP Lab Seven Genetics of Organisms Dan Torres AP Biology Block 1 January 24‚ 2011 Introduction & Background Fruit flies have made a huge contribution towards knowledge about genetics‚ but for most people‚ they are just annoying insects that are attracted to their fruit. Their scientific name is Drosophila melanogaster‚ and to scientists‚ they have been a key to understand many principles of heredity including sex linked inheritance‚ epistasis‚ multiple alleles‚ and gene mapping. Fruit

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    Slide One- Which areas did Vesuvius hit? Vesuvius entered the history of volcanology with the eruption of 79 AD burying towns and making history as one of the most fascinating natural disasters ever to hit this planet. The eruption destroyed the cities of Pompeii‚ Herculaneum‚ Oplonti and Stabiae and caused the death of thousands of people‚ including Pliny the Elder. Earthquakes occurred frequently before the eruption in 79 AD but the locals disregarded them‚ as they were extremely common in this

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    Natalia Wierzchon A.P. Biology Lab: 1. Osmosis 09/10/2010 I. Introduction a. Purpose: The purpose of this lab was to observe the diffusion process of water‚ osmosis‚ as well as create an understanding of water potential‚ the basis of osmosis. The experiment proved how water molecules in a solution are able to move from an area of low solute concentration‚ high water concentration‚ to an area of high solute concentration‚ low water concentration‚ diffusing “down” the water gradient.

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    Chapter 1: Biology- The study of life A Hierarchy of Organization 1. Molecules 2. Organelle 3. Cell 4. Tissue 5. Organ 6. Organism Emergent Properties- Novel properties that emerge as each step up the hierarchy of biological order is taken. Reductionism- Reducing complex systems to simpler components that are more manageable to study. Cells- The lowest level of structure capable of performing all the activities of life‚ all organisms are composed of cells which are the basic units of structure

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    Biology

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    Arrangement of Vascular Tissues in Flowering Plants • Xylem and phloem often are grouped together -> vascular bundle • Cambium -> lies in between xylem and phloem -> divide and differentiate -> form new xylem and phloem tissues -> thickening of stem Movement of Substances Into and Within Flowering Plants Entry of Water and Nutrients into Plants • Absorption of water -> root hairs -> grow into close contact with liquid around them • Thin film of liquid surrounding soil

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    CONSERVATION OF MOMENTUM PRACTICAL WRITE UP AIM: To investigate if momentum is conserved in two-dimensional interactions within an isolated system. HYPOTHESIS: Without the effects of friction the momentum will be conserved in the isolated system. In all three experiments the momentum before the interaction will equal the momentum after the interaction. METHOD: An air hockey table was set up and a video camera on a tripod was placed over the air hockey table. The camera was positioned so it was

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    Executive Summary The case discusses the Royal Ahold’s the major events that led to the demise of a great European company. The case presents some of the key issues in the areas of leadership‚ strategy‚ audit and accounting fraud that resulted in their disaster. The case identifies the problems made by the management in selecting the improper growth strategy and incentive plan that encouraged unethical behaviour from the senior management. The events presented touch and highlight management

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    1. Why do flowers have such a pleasant scent? What would be the practical reason? The practical reason for flowers having such a pleasant scent is to attract birds and insects such as bees. By attracting them to the flower‚ the bird or insect will be more likely to spread the pollen of the flower around‚ allowing for reproduction of that flower. 2. What is the reason behind evolutionary adaptation of flowers into bright colors? The reason behind the evolutionary adaptation of flowers

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