Science Essays
4,476 Science Free Papers: 571 - 600
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Biology in Our Backyard
When comparing the biodiversity and number of trees of the same species in an equal size area of Brazilian rainforest and a temperate decidious forest in NE United States the results from the two sites will vary greatly. The number of different species of trees in the rainforest will greatly
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Biology Investigation: Investigating the Effect of Catalase Concentration on the Speed of Reaction with Hydrogen Peroxide
Biology investigation: Investigating the effect of Catalase concentration on the speed of reaction with Hydrogen Peroxide Planning 2 Aim: 2 Prediction 2 Research 2 What is Catalase? What does it do? 2 How could I measure the rate of reaction? 3 Is this method viable? 3 How can I
Rating:Essay Length: 5,509 Words / 23 Pages -
Biology Lab - Estimating Osmolarity by Change in Volume of Potato Tuber Tissue
BIOLOGY 200A SECTION 01 Estimating Osmolarity by Change in Volume of Potato Tuber Tissue Justin Northcutt TA: Alessandra Araujo 7/7/2015 1. Abstract In this experiment we are trying to find at what osmolarity of sucrose solution is isotonic with a potato cylinder. If diffusion will not occur between the potato
Rating:Essay Length: 1,308 Words / 6 Pages -
Biology Lecture
Lecture #1 • photons are absorbed in water & organic particles o signal is degraded • photos can also be scattered o short wavelengths are scattered more easily, therefore the sky is blue because the light is scattered randomly o long wavelengths (i.e., red & orange) reach the earth o
Rating:Essay Length: 273 Words / 2 Pages -
Biology Osmosis
Investigation into finding out the Effect of the effect of osmosis In potato cells Introduction I am doing an experiment to find out the effect that osmosis has on Water solution and a Sugar solution. Osmosis is a process which water moves from an area of low concentration to an
Rating:Essay Length: 480 Words / 2 Pages -
Biology Paper
To understand behaviorism - must be seen as a methodological proposal of explaining the behavior of organisms from the lowest to the highest. Explaining human and nonhuman behavior by reference to scientific laws and the theories expressed of physical states, events, and entities. Because modern psychology emerged roughly in the
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Biology Paper
The article I chose was from seattletimes.com, and was entitled "Study: Stem cells mutate." This article was about how, like ordinary cells, embryonic stem cells can develop genetic mutations over time. Contrary to what scientists once though, stem cells, though able to self-replenish, do not remain "ageless and perpetually unblemished."
Rating:Essay Length: 300 Words / 2 Pages -
Biology Reproductive Miracles
STS Connections-Reproductive Technology The driving force in today's world is technology; it has opened the doors of opportunity and allows us to do many things that were once conceived imaginable. In-vitro fertilization, fertility drugs, artificial insemination, contraception and surrogacy are just some of the major technological and medical breakthroughs that
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Biology Study Guide
UNIT I CHEMISTRY/BIOCHEMISTRY I. CHEMISTRY: THE BASIS FOR LIFE A. ELEMENTS Almost everything around us can be broken down into simpler substances. These substances can be further broken down into other simpler substances. There is a point where substances can no longer be broken down into other substances while keeping
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Biology Summary
We have known for centuries that traits are passed from parents to offspring. What has not always been understood is how traits are determined. One explanation that appealed to scientist for many centuries was that traits of parents were blended, or mixed in offspring. The blending hypothesis accounted for many
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Biology- Review Essay of Dna and Genes
In chapter 11, we learned about DNA and Genes (11.1--DNA: The Molecule of Heredity; 11.2--From DNA to Protein; 11.3--Genetic changes). DNA (deoxyribonucleic acid), which is in a shape called a double helix, developed its name from the simple sugar in DNA (deoxyribose). The phosphate group is composed of one atom
Rating:Essay Length: 511 Words / 3 Pages -
Biology: Cell Functions
The scientific method is the experimental testing of a hypothesis formulated after the systematic, objective collection of data. A scientist who studies our immune system phrased this idea very well: I now appreciate how much I learn by being wrong. I can change my mind when confronted with a rational
Rating:Essay Length: 914 Words / 4 Pages -
Biology: Evolution Report
Fossils/Fossil record- Fossils are evidence of organisms that lived in the past. They may be direct (i.e. bones, teeth, shells, pollen) or indirect (i.e. footprints, teeth marks, nests). Through fossils we are able to discover the ancestry of present animals from extinct animals, we are also able to determine the
Rating:Essay Length: 386 Words / 2 Pages -
Biomedical Research on Animals
Heart attacks, bladder failure, and lack of medical cures are all very serious problems that are killing people today. How can doctors learn more about these medical difficulties? Through animal testing doctors can obtain valid results regarding these medical problems and create cures for people with many other medical difficulties.
Rating:Essay Length: 1,831 Words / 8 Pages -
Biomes as Units of the Biosphere
Merriam-Webster dictionary defines biosphere as "the part of the world in which life can exist." There are 2.1 million catalogued species known to exist and some scientist estimate as much as 100 million might exist. Each of these species has adapted to life in a particular part of the biosphere.
Rating:Essay Length: 2,011 Words / 9 Pages -
Biometric Identification Advantages Research
Biometric identification Advantages Research Numerous advantages for the biometrics make the technology for identification much easier than the traditional methods. The simplest theory starts with the knowledge that each person has unique features, which belong to him or her, even when passed from generation to generation. The most advanced technology
Rating:Essay Length: 4,441 Words / 18 Pages -
Biometrics
Biometrics Biometrics is "a branch of biology that studies biological phenomena and observations by means of statistical analysis" (Dictionary.com WordNet ® 2.0, © 2003 Princeton University). In other words Biometrics is the study of the human body natural identification, now a days corporations use biometrics instead of a simple code.
Rating:Essay Length: 1,235 Words / 5 Pages -
Bioremediation of Explosive Contaminated Soil
John Gomez Mr. Sterling MicroBio. Bioremediation of explosive contaminated soil "It has been estimated that there are thousands of explosives-contaminated sites within the United States, and even a greater number in Europe and the Soviet Union."(2) TNT (2,4,6- trinitrotoluene) is one of the most popular explosives used by military forces,
Rating:Essay Length: 773 Words / 4 Pages -
Bioskills Literature Review - Plant Pathology: Ralstonia Solanacerearum
BIOL 213 Bioskills Literature Review Plant Pathology: Ralstonia Solanacerearum Abstract There is a wide variety of plant pathogens that affect the world crops, but very few have as broad a range than Ralstonia Solanacerearum. It affects nearly 200 different species of plants, making the pathogen with one of the most
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Biotechnology - Food
Bibliography 1. http://scope.educ.washington.edu/gmfood Copyright 2000-2004 by the SCOPE Research Group (UC Berkeley, UW, AAAS), all rights reserved. 2. http://www.safe-food.org 3. http://www.englishnature.org.uk/news/story.asp?ID=230 © 1998 - 2004 English Nature, Northminster House, Peterborough PE1 1UA England 4. http://www.fda.gov 5. http://pewagbiotech.org/resources/factsheets/display.php3?FactsheetID=2 Copyright © 2004 The Pew Initiative on Food and Biotechnology Agricultural biotechnology is
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Biotechnology a Leap Towards Destruction
Biotechnology a Leap towards Destruction Human beings have often shown an inclination to manipulate nature and much of the world development is due to this. Manipulating has its effects and they are becoming more alarming with questions of costs and morality issues. Biotechnology involves genetic engineering which involves the
Rating:Essay Length: 585 Words / 3 Pages -
Biotechnology and Hawthorne
In today's world, the field of biotechnology is continuously advancing day by day. Scientists develop more and more ways to help and possibly harm us with their ever increasing knowledge and experimentation. Nathaniel Hawthorne's short story, "Rappaccini's Daughter," highlights today's controversial topic of genetically modified plants through its own twisted
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Biotechnology and Reproductive Rights
Case Assignment - Biotechnology and Reproductive Rights Trident University BHS365 - Ethics in Health Care Dr. Beverly Fierro December 24, 2012 Biotechnology and Reproductive Rights In the case of Nadya Suleman, the doctor should not have agreed to implant the embryos. If the doctor had declined to implant the embryos,
Rating:Essay Length: 1,408 Words / 6 Pages -
Biotechnology: Can Science Feed the Growing Wold Population
Kameron Duncanson Assignment #8 International Nutrition Dr. Chery Smith Agro 4103 Question #1 1. Geographic location a. Quality of land b. fertility 2. Climate/weather patterns 3. Social status a. Living conditions 4. Food availability 5. Clean drinking water availability The geographic and topographical location of Bangladesh is one of factors
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Biotechnology: Genetically Modified Foods
Throughout the advancing technology of today, human culture is becoming revolutionary with science and all of its components. Genetically modifying foods presents positive opportunities in agriculture and human health. Furthermore, more scientifically advanced modifications that select genetically superior plants, have enhanced the yield of crops, improved storability, and increased disease
Rating:Essay Length: 519 Words / 3 Pages -
Bioterrorism
BIOTERRORISM You wake up early for work and kiss your family goodbye. On your daily transit you see a man drop a glass vial in the subway, but you think nothing of it. Moments later you become a statistic. A statistic of Bioterrorism. The threat of Bioterrorism, long ignored and
Rating:Essay Length: 1,837 Words / 8 Pages -
Bipolar Disorder
Bipolar Disorder Journal Review Paper Introduction There are many mental health problems in the world today. Schizophrenia, depression, Attention Deficit Hyperactivity Disorder, Obsessive-compulsive disorder, and Bipolar disorder are just a few. These disorders are caused by a chemical imbalance in the brain that in turn causes the neurotransmitters to decrease
Rating:Essay Length: 1,202 Words / 5 Pages -
Bipolar Disorder
In recent years, the medical world has researched bipolar disorder, also treatments and theories that would help prevent it. Many people are not aware that not only is bipolar diagnosed in adults, but also in adolescents. Even the great painter Vincent Van Gogh is believed to have had bipolar disorder.
Rating:Essay Length: 615 Words / 3 Pages -
Bird Feeders
It is our goal to bring you relevant and useful recommendations. Below you will find descriptive listings for Bird Feeders from our extensive database: 1. Bird Feeders at BestNest.com Find hummingbird feeders, squirrel proof feeders, tube feeders and more at BestNest.com. Over 400 feeders in stock. We ship orders before
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Bird Flight in the North Atlantic
Problems For many years the flight of birds has used by humans. Mainstreamed in large cities like New York, 'carrier pigeons' have been around for many years. Small notes can be written and attached to specially trained birds to be sent to a receiving carrier. Upon observing this my
Rating:Essay Length: 777 Words / 4 Pages