Essays Tagged: "microorganisms"


the array of natural ecosystems.' This includes plants, animals, insects, fungi, bacteria, and all microorganisms. All of these things create what is known as a web. These things interact with each o ... Some 40 percent of U.S. prescriptions are for pharmaceuticals derived from wild plants, animals and microorganisms.(E.O. Wilson)' They also provide fruit, oils, beverages, drugs (including illegal nar ...

(2 pages) 294 2 4.4 Apr/1997

Subjects: Science Essays > Environmental Science


ficiency, is the disease that renders the body's immune system unable to resist invasion by several microorganisms that cause serious infections. AIDS is transmitted by blood, through intimate sexual ...

(1 pages) 41 0 2.0 Oct/1996

Subjects: Humanities Essays > Health & Medicine > Diseases

All about Pneumonia

ute or chronic diseaseMarked by inflammation of the lungs and caused by viruses, bacteria, or other microorganisms and sometimes by physical and chemical irritants.What is it?Pneumonia is a bad and so ...

(3 pages) 98 0 3.0 Jun/2002

Subjects: Humanities Essays > Health & Medicine

Effects of foreign species introduction on an ecosystem

cosystemThe effects of foreign species introduction into an ecosystem are very profound. From small microorganisms to species of large mammals, many foreign species introductions occur every day. New ...

(3 pages) 75 0 3.0 Jan/1997

Subjects: Science Essays > Biology

Bacterial Growth

iology II1996The Effects of Antibiotics on Bacterial GrowthBacteria are the most common and ancient microorganisms on earth. Most bacteria are microscopic, measuring 1 micron in length. However, colon ...

(5 pages) 135 0 5.0 Jan/1996

Subjects: Science Essays > Biology

This is about weapons of mass destruction including anthrax etc...

Chemical weapons are made up of poisonous chemical compounds, whereas biological weapons are living microorganisms. Toxin weapons contain poisonous chemical products of living organisms and are someti ... fare agents can make their victims very sick without necessarily killing them. Examples include the microorganisms that cause tularemia, Q fever, and yellow fever. After suffering debilitating illness ...

(6 pages) 78 0 4.0 Jan/2003

Subjects: Law & Government Essays > Military & International Conflicts & Security

Research Paper on bacterial colonies in households. Includes technical information on different bacterial growth factors and examples.

ontains the greatest amount of bacteria/bacteria colonies. I have been fascinated with bacteria and microorganisms ever since a health seminar my father once took me to. I hoped to achieve the fact th ... ical environments) or can retard their growth (for example, cool temperatures). Note that there are microorganisms adapted to very "harsh" conditions, such as high or low pH, high temperatures, and/or ...

(4 pages) 72 0 4.6 Feb/2003

Subjects: Science Essays > Biology

Living Drugs: application of genetically modified viruses in cancer treatment.

g chemo-therapeutic agents for cancer treatment. These genetically modified members of these simple microorganisms show exceptional potential value as tools to vaccinate against or treat, since such " ... organisms. (Clyde Hutchison, 2001) It will soon be a relatively easy matter to tinker with existing microorganisms to create new varieties. Which can be custom designed to cure certain disease includi ...

(5 pages) 104 0 3.0 Apr/2003

Subjects: Science Essays > Biotechnology

The following is a lab report on fermentation and its inhibitors.

r inhibited using microbial inhibitors such as clove,than the natural inhibitor ethanol.INTRODUCTIONMicroorganisms are capable of an amazing array of different types of fermentation. Mostnatural compo ...

(4 pages) 100 0 5.0 Nov/2003

Subjects: Science Essays > Biology

Administering different antibiotics to Streptococcus salivarius will prohibit growth at different rates.

different rates.Antibiotics are substances produced by living organisms that inhibit the growth of microorganisms. Bacteria manufacture substances to inhibit or kill other microbes. Stated in Antibio ...

(5 pages) 43 0 3.7 Jan/2004

Subjects: Science Essays > Biology

Irradiation of food

afety technology that, most importantly, can eliminate disease-causing germs from foods and destroy microorganisms that could otherwise lead to illness or death. It can also lengthen a food products s ... use of other chemicals( ).(reword this)The process of irradiation makes its way into food, killing microorganisms without significantly increasing the temperature of the food. Since the process does ...

(6 pages) 101 0 4.3 Feb/2004

Subjects: Science Essays > Biotechnology

Foodborne illness and the dietetics profession

Food borne pathogens are microorganisms such as bacteria, viruses, and parasites which infect food and cause illness. These c ...

(9 pages) 120 1 5.0 Mar/2004

Subjects: Humanities Essays > Health & Medicine

The Genetic Modification of Crops and The Environment

. These plants oftenhave been produced by techniques in which "foreign" genes are inserted into the microorganisms, plants, or animals. Foreign genes are genes taken from sources other than the organi ... ly lead to substances that are poisonous, and the antibiotic-resistant genes could be passed to the microorganisms that can also be passed to human. The main danger of genetic engineering is the uncer ...

(8 pages) 284 3 4.4 Apr/2004

Subjects: Science Essays > Genetics & Genome Projects

Independant study project on food irradiation.

e hidden enemies lurking on your food have not been eradicated. "The threat is dangerous food-borne microorganisms that are tasteless, odorless, and invisible to the naked eye."(Acheson 1) Fortunately ... roven that irradiation is a safe and effective method of killing bacteria and other disease causing microorganisms in food. Food irradiation continues to be a reliable technique that exposes food to c ...

(8 pages) 70 0 4.8 Apr/2004

Subjects: Science Essays

Genetically Altered Foods

tific process including genetic engineering, which is used to modify or improve plants, animals, or microorganisms for a specific purpose. It applies the same basic concepts that plant and animal bree ...

(8 pages) 232 0 4.3 May/2004

Subjects: Science Essays > Agriculture

Single Cell Protein (SCP) and its effects

ich is grown in open ponds or basins.This type of biomass is based on protein extracts derived from microorganisms grown in large quantities for either human or animal consumption. The vessels used fo ...

(2 pages) 27 0 3.0 May/2004

Subjects: Science Essays > Biology

Biosensor What is a Biosensor?

ill be defined as:Analytical devices incoporating a biological material or a biomimic (e.g. tissue, microorganisms, organelles, cell receptors, enzymes, antibodies, nucleic acids etc.), intimately ass ...

(3 pages) 28 0 5.0 May/2004

Subjects: Science Essays > Biology

Biodiversity and Biodiversity Indices

logical diversity refers to the variety of life forms: the different form. This plants, animals and microorganisms, the genes they contain, and the ecosystems they living wealth is the product of hund ... refers to the variety of genetic information contained in all of the individual plants, animals and microorganisms. Genetic diversity occurs both within and between distinct populations of the same sp ...

(4 pages) 112 2 4.5 Sep/2004

Subjects: Science Essays > Biology

Biosensors combine

ill be defined as:Analytical devices incoporating a biological material or a biomimic (e.g. tissue, microorganisms, organelles, cell receptors, enzymes, antibodies, nucleic acids etc.), intimately ass ...

(3 pages) 24 0 5.0 Nov/2004

Subjects: Science Essays > Biology

The innate immune response

une response reduces the workload of the adaptive immune response by preventing entry and spread of microorganisms in the body. The first line of defense is the external body membrane - intact skin an ...

(1 pages) 24 0 0.0 Mar/2005

Subjects: Humanities Essays > Health & Medicine