Osmosis Case study You are a veterinarian working in Indooroopilly and return from lunch to find a nurse treating a six year old kelpie‚ Baxter. Baxter is very lethargic‚ has an increased heart rate‚ and when you pinch his skin the fold remains visible. The owner tells you that they knew something was wrong when‚ upon returning to the outdoor car park from a three hour shopping trip‚ they saw Baxter passed out on the back seat. The temperature in the car would have been very high and Baxter
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salt affects the boiling temperature of water. Hypothesis After reading the lab instructions - but before starting the lab - record your best “educated guess” about what will happen in the experiment. What hypothesis can you generate about the effect of adding salt to water? Adding table salt to boiling water will cause the water to boil at a higher temperature Experimental Design List the materials used in this lab‚ and the procedure you followed. Materials: 1.Kitchen Stove 2. 2 cup
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Title: Aim: to observe and find out how much starch grains are distributed within a transverse section of a banana Apparatus: banana‚ iodine solution‚ ruler‚ white tile‚ stopwatch‚ microscope slide‚ coverslip‚ filter paper‚ Light microscope Method: 1) A piece of banana was place on a tile and a section was cut across the piece of banana about 5mm thick. 2) The surface of the banana was covered with iodine solution and left for about one minute. 3) The distribution
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phospholipids. Osmosis Osmosis is the movement of water molecules from an area of high water concentration (weak/dilute solution) to an area of low water concentration (strong/concentrated solution) through a partially permeable membrane. The Effects of Osmosis 1. If the water concentration of the cells cytoplasm is lower then that of the medium (i.e. the medium is a hypotonic solution) surrounding the cell then osmosis will result in the cell gaining water. The water molecules are free to pass
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FINAL REPORT For my AS Media coursework‚ I chose to use fashion as the genre of my magazine. To help with my pre-production‚ I had to perform my own qualitative and quantitative research into fashion magazines and find out what my target audience of 15-19 year old girls would want from it. I went on to create the preliminary products which included the front cover and contents page‚ and from these the main products which were the alternative front cover and double page spread. These were all produced
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1. Introduction Welcome to GCSE Biology. This year we will be studying OCR 21st Century science. This is a modular course of 7 units and a piece of coursework. 2. Your Lecturers In the box below write the name of your lecturer‚ the times of your lessons and which rooms they are in. You should also write your lecturers staff room and how to contact them (their office phone number and college e-mail addresses). Lecturer Times & Rooms Contact details 3. Structure of the course
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gas produced to measure fermentation rates Measure the distance between the top of the tube tail to the fluid level‚ use this distance to calculate the volume of CO2 gas produced at each timed interval (also using radius of tube tail). 2. What effect is temperature expected to have on this system Enzyme (amylase) works best at its optimal temperature thereby reducing the activation energy‚ allowing the reaction to go faster. 3. What is the point of performing treatment 2 (starch) versus treatment
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Chapter 1: May/June 06 1 What is the resolution‚ in nanometres‚ of an electron microscope and of a light microscope? A electron microscope 0.5 light microscope 20 B 0.5 200 C 5.0 20 D 5.0 200 2 The diagram shows a drawing of an electron micrograph of a cell. Which structures are surrounded by double membranes? Golgi apparatus lysosome mitochondrion nucleus cytoplasm A ✓ ✓ ✓ ✓ ✓ B ✓ ✗ ✗ ✗ ✗ C ✗ ✗ ✓ ✓ ✗ D ✗ ✓ ✗ ✗ ✓ 3 In which animal cells would Golgi apparatus be most abundant
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Toward a New Vision: Race‚ Class‚ and Gender as Categories of Analysis By: Patricia Hill Collins Summary- The author writes about oppression in society and how it is full of contradictions. She states that there are no pure victims or oppressors‚ but rather everyone experiences a different amount of penalty and privilege based on their race and social status. She believes that if women and people of colour could find that they have common grounds in regards to class‚ it will eliminate racism
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the exercise that was performed did affect the heart rate. Therefore‚ doing push ups did increase the heart rate. If doing exercise increases one’s heart rate‚ then doing push ups affects the heart rate. This investigation deals with analyzing the effect on doing an exercise‚ in this case- pushups; will increase one’s heart rate. I have analyzed ten boys between the ages of fifteen and seventeen years old. The task was to do pushups in one minute. The heart rate was recorded before and after the
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