Science
The scientific world contains a wealth of knowledge that enables mankind to live the way it does. EssaysForStudent.com can help you close the gaps in your knowledge.
4,609 Essays on Science. Documents 3,211 - 3,240
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Probiotics - Friendly Bacteria
Probiotic microorganisms are “Gram positive anaerobic bacteria and are included primarily in two genera, Lactobacillus and Bifidobacterium”. (WHO, 2001, pg7). They naturally occur in the human intestine (but not in new-borns). A example of a probiotic supplement is “inner health plus”, which contains the microorganisms Lactobacillus acidophilus and Bifidobacterium lactis and the prebiotic “colostrum powder” to sustain the organisms. Currently in vitro tests are use to examine the ability of probiotics to function in humans.
Rating:Essay Length: 590 Words / 3 PagesSubmitted: January 8, 2010 -
Problem and Solution of Global Warming
Global warming is the observed increase in the average temperature of the Earth’s atmosphere and oceans. Higher temperatures threaten dangerous consequences: drought, disease, floods, and lost ecosystems. From sweltering heat to rising seas, global warming’s effects have already begun. Many people still believe that since the earth is so big, human beings cannot possibly have any major impact on the way the planet operates. The truth is we have grown so numerous and our technologies
Rating:Essay Length: 1,879 Words / 8 PagesSubmitted: November 13, 2009 -
Problems in Managing Wildlife in Zambia
zambia is one of the countries in which wildlife is conserved.however there are several problems in the management of wildlife.this may be due to lack of funds as is he case in zambia. very little is earned from game ranching in zambia as most of the revenue is obtained from international hunting,local hunting and also cropping of animals in order to control populations.however,monies earned this way are not exactly for tye game ranches but are
Rating:Essay Length: 264 Words / 2 PagesSubmitted: May 1, 2011 -
Process Mapping
Process Mapping Key items to note when process mapping: http://www.bpmenterprise.com/content/c060710a.asp - Follow Best practices and get the right people (SME) for each job. - Get the bigger picture of the entire system instead of just discrete or departmental views. Understanding interactions. But don’t (lose) losing sight of the forest for the trees. - Understanding the current processes in depth. - Prioritize key things that need to be done, elements in critical path, customer delivery preference
Rating:Essay Length: 807 Words / 4 PagesSubmitted: February 14, 2010 -
Process of Digestion
Introduction Since digestive enzymes actually function outside of the body cells in the digestive tract, their hydrolytic activity can be studied in a test tube. We studied starch digestion by salivary amylase, trypsin digestion of protein and pancreatic lipase digestion of fats. The goal of these tests was to understand the optimal environmental conditions needed for digestive enzymes to function. Additionally, it was the goal of the above experiments to learn the role of temperature
Rating:Essay Length: 1,251 Words / 6 PagesSubmitted: December 22, 2009 -
Process of Photosynthesis
Process of Photosynthesis Photosynthesis is process by which plants containing chlorophyll make carbohydrates from water and carbon dioxide in the air in the presence of light. Green plants and certain other organisms use the energy of light to convert carbon dioxide and water into the simple sugar glucose. Photosynthesis provides the basic energy source for virtually all organisms. An extremely important byproduct of photosynthesis is oxygen, on which most organisms depend. Photosynthesis has far-reaching
Rating:Essay Length: 424 Words / 2 PagesSubmitted: April 25, 2010 -
Process of Uranium Ore in Australia
currently American nuclear power plants store the spent fuel in spent fuel pools without reprocessing. Why? Mainly because reprocessing is more expensive than making new fuel from uranium ore. .Mining. The first step in the nuclear fuel cycle is mining the uranium ore. Workers mine uranium ore much as coal miners mine coal-in deep underground mines or in open-pit surface mines. A ton of uranium ore in the United States typically contains three to
Rating:Essay Length: 809 Words / 4 PagesSubmitted: March 13, 2010 -
Professor Robin Robertson
Professor Robin Robertson said she could identify students from girls-only schools on the first day of class. “They were the young women whose hands shot up in the air, who were not afraid to defend their positions, and who assumed I would be interested in their perspective.” The topic of single gender schools is recently uprising and concerning many parents and teachers. Single sex school was more popular in the earlier days but they are
Rating:Essay Length: 1,335 Words / 6 PagesSubmitted: February 22, 2017 -
Progeria Report - Hutchison-Gilford Disorder
Genetics determine the traits an individual will inherit from their parents. In society today, the role of genetics is crucial; they decide ones physical appearance as well as their personality. However, if there is a mutation located in one of the genes that a child receives it is very likely a deformity will be present. A rare yet fatal defect from a gene mutation such as this is Progeria. This disorder is an unfortunate one
Rating:Essay Length: 1,194 Words / 5 PagesSubmitted: November 22, 2009 -
Prolife/prochoice
Ter Term Papers & Essays Home Sell Buy FAQs Custom Papers Contact Us Close Once you know the basics of AcaDemon search, finding the best paper will never be so easy. " +" Search To specify that the paper must have a certain word, you need to put a "+" in front of that word. E.g.: +affirmative +action will find you only the papers that contain both words "affirmative" and "action". Note that if
Rating:Essay Length: 1,660 Words / 7 PagesSubmitted: November 18, 2009 -
Proper Wrist Restraint Tying Technique
Problem Statement Unplanned extubation in critical care patients has been greatly scrutinized over the past years because of its contribution in higher risk for mortality, morbidity, and resource utilization (Epstein et al, 2000). Unplanned extubation is defined as a “premature removal of the endotracheal tube by the patient” (Chevron et al, 1998), i.e., self-extubation or “premature removal during nursing care and manipulation of the patient” (Betbese et al, 1998), i.e., accidental extubation. From the review
Rating:Essay Length: 564 Words / 3 PagesSubmitted: January 17, 2010 -
Prophase
Prophase is the 1st phase of Mitosis, the process that separates the duplicated genetic material carried in the nucleus of a parent cell into two identical daughter cells. During prophase, chromatin condenses. The chromatin coils and becomes increasingly compact, resulting in the formation of visible chromosomes. These chromosomes are then attached to the mitotic spindle fibers that are formed during this phase. These spindle fibers are specialized microtubules and are responsible for separating the two
Rating:Essay Length: 321 Words / 2 PagesSubmitted: August 13, 2015 -
Pros and Cons of Alternative Medicine
Medicine has improved in the course of the years. Cultures in the world have developed different ways to treat the same illnesses. Nowadays we can find two main types of medicine: alternative medicine and conventional medicine. As far as I know alternative medicine includes practices that incorporate spiritual or religious basis. In contrast, conventional medicine includes scientific practises. Before making up our mind if we are for or against alternative medicine we are going to
Rating:Essay Length: 269 Words / 2 PagesSubmitted: November 17, 2009 -
Prostate Cancer
Prostate Cancer Prostate cancer is the second most common cancer in men, although it mainly affects older men. Prostate Cancer is when normal cells grow and multiply in an uncontrolled way, the mass of cells form a tumor which may begin to malignant. However, prostate cancer is rare in men under 50 years old but the risk steadily increases with age and by the time a men reach the age of 80 more than half
Rating:Essay Length: 270 Words / 2 PagesSubmitted: December 26, 2009 -
Prostate Cancer
Prostate Cancer The prostate is a walnut sized gland that is only found in males. The prostate gland contains cells that make some of the seminal fluid that protects and nourishes sperm. The prostate continues to grow with age, and in older men it can sometimes lead to prostate cancer. (ACS 2006) Prostate cancer is the second most common cancer in men besides skin cancer. The American Cancer society has predicted that there will be
Rating:Essay Length: 912 Words / 4 PagesSubmitted: April 21, 2010 -
Protein
Proteins play an essential role in the cellular maintenance, growth, and functioning of the human body. Serving as the basic structural molecule of all the tissues in the body, protein makes up nearly 17 percent of the total body weight. Amino acids are the basic components of hormones, which are essential chemical signaling messengers of the body. Hormones are secreted into the bloodstream by endocrine glands, such as the thyroid gland, adrenal glands, pancreas, and
Rating:Essay Length: 376 Words / 2 PagesSubmitted: April 23, 2010 -
Protein and Fiber Intake
Protein and Fiber Intake Protein and Fiber Intake To have a health diet it is important to maintain good levels of protein and fiber in your diet. Almost every part of our bodies is made up of proteins. One thing that I didn’t know before today is that protein structures are found in our bones, nerves, blood vessels, organs, and skin. Protein is important to gain lean muscle, which helps burn fat and keep up
Rating:Essay Length: 1,600 Words / 7 PagesSubmitted: December 27, 2009 -
Protein Videogame
Biologists Enlist Online Gamers Players of a new game will design HIV vaccines and other proteins. By Katherine Bourzac Proteins are the workhorses of biology. Among their many functions, proteins speed chemical reactions, enable blood cells to recognize intruding viruses, and copy DNA. The potential payoffs of making proteins that don't exist in nature, such as those needed for HIV vaccines or as catalysts for more-efficient biofuel production, are huge. But making proteins to meet
Rating:Essay Length: 527 Words / 3 PagesSubmitted: March 20, 2010 -
Proteins
Proteins Discovered in 1838, proteins are an organic compound that makes up living organisms and are essential for life. Proteins are the macromolecules of life. Proteins have many different properties and function in a variety of ways. They function as a building structure, in teeth, bones and muscles. They also serve as enzymes, hormones, and neurotransmitters. Its functions of a protein are the most diverse of any family. Whether found in humans, animals, or plants
Rating:Essay Length: 912 Words / 4 PagesSubmitted: November 10, 2009 -
Proteins
PROTEINS. Protein is one of the three main classes of food that provide energy to the body. The others are carbohydrates and fats. Proteins exist in every cell and are essential to plant and animal life. Plants build proteins from materials in the air and the soil. Human beings and animals obtain proteins from food. Foods high in protein include cheese, eggs, fish, and milk. All proteins contain carbon, hydrogen, nitrogen, and oxygen. Some
Rating:Essay Length: 281 Words / 2 PagesSubmitted: December 3, 2009 -
Proteins- Structure and Function
Solomon Cardy Levels of structure In multi organism cells are specialized according to the function they perform. Specialized cells are grouped together in tissues. 1. Epithelial tissue. 1.1. Cuboidal Epithelium: As their name implies, cuboidal cells are roughly square or cubical in shape. Each cell has a spherical nucleus in the centre. Cuboidal epithelium is found in glands and in the lining of the kidney tubules as well as in the ducts of the glands.
Rating:Essay Length: 483 Words / 2 PagesSubmitted: December 6, 2009 -
Protien Synthesis
Protein Synthesis The Expression of a Gene The process of Protein Synthesis involves many parts of the cell. Unlike other similar productions, this process is very complex and precise and therefore must be done in proper sequence to work effectively. The slightest error during this process could cause the action to experience difficulty or even fail. For example, in the production of starch, glucose molecules are combined to be stored and eventually utilized as usable
Rating:Essay Length: 1,671 Words / 7 PagesSubmitted: December 20, 2009 -
Protista Lab
Title- Protista Lab Concept- the concept of this lab was to explore what is in the pond water as living organisms and try to identify what it is. Some types of Protista are multi-cellular like giant kelp. Although they look much like plants, multi-cellular protists lack specialized tissues. Being eukaryotes, they have a membrane-bound true nucleus with linear chromosomes, and they have membrane-bound organelles. The kingdom Protista contains all eukaryotes that are not plants, animals,
Rating:Essay Length: 380 Words / 2 PagesSubmitted: December 5, 2009 -
Pseudomonas Aeruginosa Case Study
Case Study 21: Pseudomonas aeruginosa 1) The colony morphology of our case study is gram negative bacilli (rod) and can grow on any agar media. The culture is quite unique because it produces mucoid colonies, sometimes with fringed edges, with a blue-green metallic sheen. This metallic sheen is due to the pigment pyocyanin which is produced by the organism. Under ultraviolet light, the colonies fluoresce due to the compound fluorescein also produced by the organism.
Rating:Essay Length: 575 Words / 3 PagesSubmitted: November 11, 2009 -
Pseudoscience: Magnetic Therapy
Pseudoscience refers to research that appears to be science but that lacks some of the underlying key aspects. Often, these include components such as submitting publications for peer review, performing research studies to gather results, and repeating these studies to find similar results. The problem of separating science from pseudoscience generally a difficult one because of the difficulty of defining science. Most scientists would agree that in order for a hypothesis to be scientific, it
Rating:Essay Length: 1,038 Words / 5 PagesSubmitted: March 19, 2010 -
Psychic Sense
Psychic Sense The Sci-Fi channel on your cable TV contains movies and shows that deal with monsters, aliens, outer space adventure, and numerous paranormal activities. Of these paranormal activities, the Sci-Fi channels have shows where normal looking people have abilities to predict the future. Surprisingly, these future predicting characters in TV shows do not only appear on TV. Many today have claimed to have these Sci-Fi abilities of foretelling the future, they are commonly known
Rating:Essay Length: 1,618 Words / 7 PagesSubmitted: June 13, 2010 -
Psychoactive Drug Addiction
A narrow definition of the term addiction refers to habitual psychological and physiological dependence on a substance beyond one's voluntary control. Terms such as "workaholic," "sex addict," and "computer junkie" arose to describe behaviors that have features in common with alcoholism and other substance addictions. Substance addiction is a multi-pronged system in which lifestyle has a role but the biology of a person’s body is a major factor. These substances, which are called psychoactive drugs,
Rating:Essay Length: 2,230 Words / 9 PagesSubmitted: January 1, 2010 -
Psychological Effects of Color
Color affects every moment of our lives although our color choices are mostly unconscious. Color has a great emotional impact on a person that comes out via the clothes we chose to wear, decorations to fill our homes, personality, foods we choose to eat and many more ways. It is possible to introduce colors to different areas of daily life to give off more energy, soothing affects, stimulate appetites and sexual motivation or even give
Rating:Essay Length: 1,895 Words / 8 PagesSubmitted: December 4, 2008 -
Psychology
Running head: COLLEGIATE CHRISTIAN COUNSELING Collegiate Counseling In the Realm of Christian Psychology Justin Tippins North Greenville University In partial fulfillment of the requirements for PSY 2567 Mr. Bill McManus November 20, 2006 Abstract Collegiate counseling covers a wide variety of topics. From suicide to class changes, the collegiate Christian counselor needs to be ready to observe, listen and react in appropriate manners to students and faculty in a healthy and constructive manner. Christian counseling
Rating:Essay Length: 312 Words / 2 PagesSubmitted: November 19, 2009 -
Psychology
Introduction Psychology (from Greek, literally "to talk about the soul", from ψυχή, "psyche", soul, and λόγος, "logos") is both an academic and applied discipline involving the scientific study of mental processes and behavior. Psychologists study such phenomena as perception, cognition, emotion, personality, behavior, and interpersonal relationships. Psychology also refers to the application of such knowledge to various spheres of human activity, including issues related to daily life—e.g. family, education, and work—and the treatment of mental
Rating:Essay Length: 551 Words / 3 PagesSubmitted: May 25, 2010