Journal of Experimental Microbiology and Immunology (JEMI) Vol. 14: 98-100 Copyright © April 2010‚ M&I UBC The Effects of the Ratio of Surface Area to Volume on Transformation Efficiency in Escherichia coli K-12 Eliana Pouchard‚ Steve Teng‚ and Cameron Wong Department of Microbiology & Immunology‚ UBC In the process of transformation‚ bact eria take up DNA fr om the environment through their cell wall. To induce competence in the cells‚ the DNA for uptake must first attach
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chemical reactions occurring around me. This experiment also shows the importance of dilution. If I did not dilute something properly‚ than I might not be able to see a reaction occur. Experiment: The first step in this experiment was to dilute HCI‚ NH3‚ and NaOH. I placed each chemical in a separate well in the 24 well plate. I then diluted each of those chemicals with 10 drops of water. After the dilutions were complete‚ I made a chart like the Lab Assistant showed to keep my data organized
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Laboratory Techniques and Measurements Peter Jeschofnig‚ Ph.D. Version 42-0165-00-01 Lab RepoRt assistant This document is not meant to be a substitute for a formal laboratory report. The Lab Report Assistant is simply a summary of the experiment’s questions‚ diagrams if needed‚ and data tables that should be addressed in a formal lab report. The intent is to facilitate students’ writing of lab reports by providing
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Concentration Problem Sets Do the following problems in your lab notebook. Be sure to specify the knowns & unknowns‚ the formulas used‚ show your work with labeled units and round you’re answers to the appropriate significant figures. 15-1 Molarity Problems: (M = moles/ liter ) 1. What is the molar concentration of a 415 ml solution containing 0.745 moles of HCl? (A: 1.80 M HCl) 2. What is the molar concentration of an acetic acid (CH3COOH) solution containing 3.21 moles in 4.50
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Hydrogen has a high specific energy‚ high flame speed‚ wide range of flammability‚ and clean burning characteristics which suggest a possibility of high performance in internal combustion engines (ICE). These attributes have been realized for more than half a century since the onset of hydrogen engine development. In the early 1990s‚ FSEC conducted research on using hydrogen in an ICE. This work resulted in the development of a mixed fuel called HYTEST. Today‚ automobile manufacturers and DOE continue
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thoroughly (to suspend all yeast cells)‚ and a fresh pipette tip was used to transfer 0.1 mL of this solution into a new 9.9 mL water blank. This was mixed again and 1.0 mL of this solution was pipetted into 9.0 mL water blank (to achieve a final dilution of 1:100‚000 for the agar plates). 3 YPD media agar plates were obtained and labeled with group number and the date. Each plate was also labeled 0.1 mL‚ 0.2 mL‚ 0.4 mL‚ these corresponded to the volume of mutated cell culture
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Absorption Spectroscopy Author: Cesar M. Lemas Lab Partners: Jahnnan Jayesh Patel‚ Myong Ho Lee & Salem Alsaif Instructor: Jordan Andrew Mudery Chem 151‚ Section 7D Date Work Performed: October 18th 2012 Date Report submitted: October 25th 2012 Abstract Absorption spectroscopy is a practical way to find what the light absorption of a substance is‚ and whit this data combining the Beer’s law equation you can determine the concentration of different things in a solution‚ in
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system ← HEMATOLOGY TEST ← By: ← Bacolod Ornopia ← Gequillana Steinbach ← 1. Blood typing/ RH typing ← Blood is often grouped according to the ABO blood typing system. This method breaks blood types down into four categories: ← Type A ← Type B ← Type AB ← Type O ← Blood typing is also done to tell whether or not you have a substance called Rh factor on the surface of your red blood cells. If you have this substance
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ABSTRACT: LCZ696 (sacubitril/valsartan‚ EntrestoTM) is a novel therapy proposed for heart failure treatment. It was recently approved by the FDA in order to decrease the mortality rate and hospitalization for patients with chronic heart failure. So this study is considered as the first report to investigate the fluorimetric behavior of sacubitril in addition to pursuing all the different conditions which may affect its fluorescence. Numerous conditions were studied such as studying the effects of
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assumption that Mountain Man Beer Light would generate a profit within a span of 2 years. The senior management needs to be convinced about this fact. The senior managers are sceptical about the success of this brand keeping in mind the aspects of brand dilution and cannibalization and extensive advertisement
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