Speech. How to dye your own hair. At our age‚ finding that one gray hair can be quite disturbing. If you dont have any yet‚ between the stress from school and work‚ and our entry into adult hood its bound to happen. Thankfully‚ there are cosmetic products that can help us cover our evidence of old age and keep us looking young and healthy. Studies show that about 75% of americans today have dyed their hair‚ and that is including men. Today I’m going to show you how to dye your own hair‚ what
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PAPER and COLUMN CHROMATOGRAPHY REPORT 1. 2. The unknown code is an amino acid‚ Glycine. To justify the reason is because the retention factor is the same exact number as the Glycine. The data of the unknown shows everything to be exact with the data of the Glycine 3. The mobile phase is the more polar during the capillary action of the experiment. As soon as the paper touches the mobile phase‚ the solvent rises to the amino acids. This is where you can find polarity of the amino acids.
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Abstract This experiment was carried out to perform staining methods on microbes‚ explain the mechanisms of staining‚ namely‚ simple staining‚ and learn how to use the microscope. The experiment setting was kept as sterile as possible when conducting the experiment. The microbes under the microscope were drawn out and labelled. In conclusion‚ different staining techniques are used to determine the presence of certain exterior structures of the bacteria like the cell envelope or just to identify
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FABRICATION AND ANALYSIS OF REYNOLDS EXPERIMENT SETUP Mini Project Report Submitted in partial fulfillment of the requirements for the award of the degree of Bachelor of Technology in Mechanical Engineering by SHRI HARSH (Roll No.: B060278ME) PRABHAKAR (Roll No.: B060264ME) RAVI KUMAR (Roll No.: B060225ME) ASHISH KUMAR (Roll No.: B060205PE) Department of Mechanical Engineering NATIONAL INSTITUTE OF TECHNOLOGY CALICUT CERTIFICATE This is to certify that the report entitled “FABRICATION
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Peptide synthesis – chemistry and modifications Peptides and proteins exhibit the largest structural and functional variation of all classes of biologically active macromolecules. Biological functions as diverse as sexual maturation and reproduction‚ enzyme inhibition‚ blood pressure regulation‚ glucose metabolism‚ thermal control‚ analgesia and learning and memory are now thought to be regulated by peptides. Peptide synthesis chemistry Synthetic peptides are valuable tools in analysis of
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However‚ a more complex way of investigating this further would be to attempt to determine how much more harmful higher concentrations of red dye 40 would be; for example‚ does the 0.000129 difference between Black Raspberry Sparkling Ice and Red Powerade make a difference in how much the health is affected‚ or is that difference negligible? There is as of yet no specific health standard for
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quality pieces. In the beginning of the carpet making century‚ only natural dyes were used to color the wool. Madder‚ as well as other wild vegetables‚ was the most important element of this dying process. "Other natural elements used to make dyes are tumeric root (light yellow)‚ pomegranate skins (darker yellow)‚ rhubarb (dark red and copper red)‚ grass or "kusa (green)‚ and kikar tree leaves (brown). These natural dyes were usually prepared in the carpet maker ’s own home" (Ruedin 1984). Presently
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making bubbles that will gives a clear picture in the end. Table 2 : the samples preparation: Marker 1 2 3 4 5 6 2μl of DNA ladder + 10μl of water 2μl of Dye+ 10μl of A 2μl of Dye+ 10μl of BamH1 A 2μl of Dye+ 10μl of Hpa1 A 2μl of Dye+ 10μl of B 2μl of Dye+ 10μl of BamH1 B 2μl of Dye+ 10μl of Hpa1 B The purpose of adding Dye is to make DNA visible and enable to sink to the bottom of slots. The DNA samples + stain are loaded into the wells at one end of the gel. A power supply is added
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Figure 47 shows an example. Because the DNA is invisible‚ the loading buffer also contains two dyes: bromophenol blue (a small dye molecule that behaves like a DNA fragment about 600 bases long) and xylene cyanol (a larger dye that acts like a DNA fragment of about 4000 bases). These dyes form lines that give you an idea of how far your DNA has moved. Some loading buffers also have a third dye‚ behaving like a very small DNA molecule (50 bases or so). As the DNA migrates‚ the different
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Group No. 10 Date Started: June 11‚ 2013 Tongco‚ Val Justin DM. Date Finished: June 18‚ 2013 Santos‚ Erickson S. Vasquez‚ Jona Candace P. Wong‚ Victor Lorenzo E. Experiment 1 Use of Micropipettor and Spectrophotometer Introduction In scientific experiments‚ correct measurements are required to achieve precise and accurate data. Precision is the degree to which several measurements provide answers very close to each other. Accuracy describes the nearness of a measurement to the
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