Stain

What Causes Teeth Stains and How to Remove Them If you want to have a perfect white smile, you should avoid certain foods and products. Even though teeth whitening procedures are easily available these days, you can avoid staining your teeth in the first place. For most people with stained teeth, they have a big impact on their self-confidence, on how they feel and interact with other people. Teeth whitening procedures have become immensely popular because we need to feel confident when we talk…

our unknown bacteria. Bacteria can have different features, shapes, and or arrangements that help microbiologist differentiate them. Bacteria can be classified as Gram positive or negative (difference in cell wall), with the help of the Gam stain (“Gram Stain”, n. d). Another way to help differentiate a specific bacterium is to utilize biochemical tests. Biochemical test is used to indicate if the bacteria can metabolize a certain ingredient. For example, the phenol red broths are three…

First we will portion out the blood stains into different areas. We will be selecting the blood stains that are well defined from each portion and from the outer edges. Then we will measure the distances of each bloodstain to the point of convergence. We will be using the equations θ=〖(sin〗⁡〖-1〗)width/lenght to determine…

added to the gel, the stain will bind to the DNA which will show green lines while under the transilluminator. Loading dye was used in Lab 5 when we were creating the DNA sample. The loading was mixed in with the DNA sample and the function of the loading dye is to allow the DNA to be tracked during your electrophoresis process. Syber-Safe DNA stain was used in Lab 6 while we were pouring the agarose into the casting tray. The purpose of Syber-Safe DNA stain is for the stain to bind to DNA and…

Swipe bloodstains which is in the catorgory of transfer bloodstain patterns, are created when a wet bloody object comes in contact with a target surface. Its use to identify an object or body part. A wipe pattene is created from an obkect moving through the a bloodstain, while a swipe pattens is created from an obect leaving bloosstain. Number is mark a swipe bloosstain becasue there seems to be a swipe of a hand print or sometime of object that has moved through the bloodstain, their are also…

awkward and impeding their social life. Stained or discolored teeth are common for many, but a teeth whitening treatment can wipe off stains and discoloration, and leave teeth looking visibly bright. For whitening, dentists normally use hydrogen peroxide or carbamide peroxide, which permeates the visible surface of tooth enamel, reaching to dentin and breaking down stain deposits. Tysons Corner dentists at SmilePerfectors can develop custom teeth whitening solutions for their patients so they…

9). There are different uses of stains. One of these is by defining and examining: bulk tissues through highlighting muscle fibers or connective tissue, and cell populations by classifying different blood cells or organelles within the cells. (Staining. (2017, February 28). In Wikipedia…

MacConkey plate resulting in a gram positive bacteria and the Mannitol Salt Agar result showed it could be Staphylococcus or Micrococcus. (1) A gram stain test was used in determining the shape, size and arrangement of the unknown bacteria (1). The unknown organism is heat fixed onto the slide, in order for the organism to be stained. The two stains, crystal violet and safranin are used to differentiate Gram positive and gram negative cells via their cell walls. Gram Negative cells turn red due…

whiten tooth enamels discoloration through removing surface stains, like smoke and coffee. As well, whitening toothpastes are used to maintain the results of a bleaching treatment (Carr, 2014). In this research project, Michael B’s research shows that Colgate Extra White whitens better than Crest. Also, “ Colgate was the first A.D.A. approved toothpaste in the U.S.. It is said to be the most effective at removing plaque and plaque id what stains teeth,” (Michael B., 2001) In this first place…

“Hello ladies, look at your man, now back at me, now back at your man, now back at me.” Old Spice was extremely smart with this commercial. They knew their target audience very well. It makes total sense that they would market towards women. The D&AD case study explained that women purchase the vast majority of male toiletry products. Women made more than 50% of body wash purchases. They designed the commercial to appeal to their target audience, female purchasers, while at the same time making…