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Lab Report Essays

Biolab 1208 Lab Report Essay

BIOL 1208 Lab Report Cover Sheet I certify that the writing in this assignment is my individual work and is my sole intellectual property. It does not contain the ideas or writing of other individuals/authors. _Alexandra DeWitt_______________5/1/13____________ AuthorDate _10_________ Lab Section # Increasing Sucrose Concentrations Causes the Osmotic Concentrations of Disks of Potato Tubers to …

Enzyme Lab Report Essay

Abstract: An enzyme is a protein that serves as a biological catalyst (Denniston, 2007). Metabolic reactions happen with in cells. Enzymes are proteins that are used to speed up these reactions without being consumed by them (Mader, 2010). Catalase is a catalyst that digests potent hydrogen peroxide and converts it into H2O and O (Campbell …

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Lab Report on Solubility Essay

The analyses of mixture were to distinguish and identify homogeneous mixture by using the techniques of decantation and sublimation. By performing these techniques, we examined our solutions such as SiO2 (sand), NH4Cl (ammonium chloride), and NaCl (sodium chloride) and mixed H2O (water) with each solution after being heated. After examining our solutions, we made calculations …

Lab Report Essay

Title: Experiment 1: Microscopy of Living Microbes Purpose: To prepare students to familiarize themselves with the lab equipment such as the microscope, square glass, cover slips, etc.; to facilitate students to observe the pond water; and enable them to discern and identify the microbes as bacteria, algae, fungi, or protozoa within the pond water. Additionally, …

Potato Osmosis Lab Report Essay

Abstract: In this experiment was designed to study the effect of a concentrated solution applied to white and sweet potatoes. The solution’s impact among the potatoes were to be either hypertonic, hypotonic, or isotonic. The potatoes were first cut into fries with a fry cutter, and then weighed after being cut. The white and sweet …

IB Bio lab report on photosynthesis Essay

The effect of different coloured lights on the rate of Photosynthesis Objective: To find out which colour of light provides the best consequences for the production of oxygen/ the rate of photosynthesis Background: In photosynthesis, there are two main parts, including light dependent and light-independent reactions. Plants use the energy from light for producing sugar, …

Daphnia Heart rate – Lab Report Essay

Introduction: Caffeine is a stimulant which is derived from leaves, flowers and seeds of plants. The plant uses the caffeine as a way to repel insects as it is used as a natural pesticide by paralyzing and killing certain insects. It is used as a stimulant to human the central nervous system by increasing the …

Vitruvian Man Lab Report Essay

Research Question: Do we have the ideal proportion? The length of the outspread arms is equal to the height of a man The distance from the elbow to the tip of the hand is a quarter of the height of the man The maximum width of the shoulders is a quarter of the height of …

Lab Report: The Simple Pendulum Essay

Gain insight on how scientists come to understand natural phenomena through theoretical and experimental data by determining the Period of a Simple Pendulum. This experiment will introduce us to the processes of data collection and the procedures used for data /error analysis. Theory: A Period of motion is a physical quantity associated with any cyclical …

Conservation of Momentum Lab Report Essay

Objectives We will study the relationship of force and the duration of the collision. In doing so we will observe the max force experienced by an accelerating cart when it impacts another cart with a spring. A stiff spring will be used. We will collect the information through two items. We will use distance and …

Lab Report: Extraction of Caffeine from Tea Bags Essay

The purpose of this experiment was to perform a liquid-liquid extraction method to extract the caffeine from the tea bags that were provided, and then recrystallize the caffeine. The solvents used in the experiment were an aqueous sodium carbonate and dichloromethane (DCM). Anhydrous calcium chloride pellets were used to dry the solution and emulsion layer …

Biology lab report diffusion Essay

Affects of Osmosis and Diffusion Introduction: Perfume spreads in a room, hands bloat when left in water for too long (shriveling is a common misconception), a tea bag’s contents diffuse through the water. These are all examples of diffusion and osmosis. These phenomena happen everyday and people don’t realize what is actually happening. The purpose …

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