Antimicrobials Anti-bacterials * Need a drug selectively toxic to bacterial cells but won’t harm human cells * Many drugs that achieve this still have side effects as every drug is a poison Bacterial Infections * Immunocompromised especially vulnerable * Opportunistic infection – Infection caused by pathogens that usually do not cause disease in a healthy immune system. A compromised immune system however presents ‘opportunity’ for pathogen to infect * Prophylaxis
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Energy in the form of fossil fuels‚ can it meet all of society’s needs or is it time for us to look at other alternatives before it is too late? The increasing pollution and price of energy has once again ignited the debate about options for future energy. Fossil fuels are hydrocarbon deposits also known as coal‚ crude oil and gas derived from the remains of organic prehistoric plants and animals. They have taken many millions of years to form. Coal is ground to a fine dust when crushed and
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Biodiesel Fuel The biggest problem the United States faces today when we talk about becoming energy independent is replacing the gas we use to power our vehicles. When we talk about replacing gasoline as the fuel we use to power our vehicles‚ biomass‚ hydrogen‚ and fuel cells are the three most talked about alternatives. Biomass‚ which is organic material made from plants and animals‚ contains stored energy from the sun. Biomass in the form of bio fuels can be used to make the same products
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6 Ocober 2013 Fossil Fuels and Alternate Energy Sources In the early 1900s‚ fossil fuels were the primary source of energy‚ but in more recent times with reserves diminishing and global warming becoming a major issue‚ we are forced to develop alternate sources of energy. According to Melosi‚ Governments became aware of the effects of fossil fuels as early as the 1950s‚ and in an attempt to combat this‚ they passed laws to try and lower the amount of pollution it caused (The Automobile and
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Fossil Fuels which include Petroleum and Natural Gas were formed million years ago from the remains of plants and animals‚ are responsible 40% and 20% respectively for the world ’s energy. They were first discovered about 700-900 years ago‚ however since the first modern petroleum industry began in 1859‚ the demand for fossil fuels has escalated beyond our control. It had taken 50-300 million years to form‚ and yet we have managed to burn roughly half of all global oil reserves in merely 125 years
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Fossil Fuels America’s Dependency on Fossil Fuels America’s Dependency on Fossil Fuels For the past two hundred years the United States depends more on fossil fuels than any other power source. Without fossil fuels‚ the industrial revolution would not have had as much of an impact making United States what it is today. However‚ we as a country are facing very real problems that we must have to address quickly. We are running out of fossil fuels‚ and soon we will not have fossil fuels to power
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exercises were divided into three different analysis; microscopy‚ soil microbiology and bacterial growth. The main aim of laboratory work with Escherichia coli and soil sample was to introduce students to bacterial growth in pure culture and soil microbial flora. The experiment of bacterial growth in pure culture using optical density measurement‚ plate count and DAPI direct count‚ showed that Plate Spread method was more precise to understand bacterial population growth tendency and counting generation
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Palsch 1 Don Palsch Professor Sundvall ENC1101 28 of September 2013 Alternative Energy vs. Fossil Fuels There are many alternatives that can effectively replace fossil fuels. Even though the United States is still dependent on fossil fuels; we have been working vigorously toward alternative energy. In the future the goal is to be completely independent from fossil fuels. Alternative energy has many different kinds of sources such as biofuels‚ hydrogen‚ solar‚ geothermal‚ and nuclear
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The direct-fed microbial can have different effects on a horse’s digestibility. The 3 combination of the direct-fed microbial and the low‚ high starch diet gives different digestive 4 outcomes. The equine digestive system is very sensitive. Horses have a problem with colic; any 5 little change can flare up this problem. 6 First‚ there is different types of feeds‚ hays‚ and supplements that can be given to your 7 horse. A horse owner needs to be educated
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David Kennedy Bio 210 Lab Report 1 10/11/13 Microbial Growth Background Information: This lab was conducted in order to understand basic differences among differential and selective media‚ while recognizing how each media is used to isolate and identify microorganisms (Wistreich‚ 2003). The first microorganism analyzed was Staphylococcus epidermidis. This organism is gram-positive‚ single celled‚ arranged in grape-like clusters‚ and cocci in shape (Bukhari‚ 2004). S. epidermidis is approximately
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