Biology Essays Examples For College & High School Students in PDF

10822 total results

Facts About the Greenhouse Effect (3279 words, 6 pages)

The Greenhouse EffectThe greenhouse effect, as defined in the dictionary, is the effect produced as greenhouse gases allow incoming solar radiation to pass through the Earth's atmosphere, but prevent most of the outgoing infrared radiation from the surface and lower atmosphere from escaping into outer space. Even though this process ... Read More

An Analysis of the Effects of the Greenhouse Gases on the Environment (1000 words, 3 pages)

Greenhouse gases (chlorofluorocarbons, carbon dioxide, methane, nitrous oxide, etc.)let heat in but stop it from going back out - like a windshield in a parked car. At our current rate of creating these gases by industry, cars and burning fossil fuels, scientists predict a temperature increase of 4 to 9 ... Read More

Understanding Global Warming and Its Effects on the World (1152 words, 2 pages)

What is global warming, and how is it affecting the Earth and it's inhabitants? Global Warming is sometimes referred to as the greenhouse effect. The greenhouse effect is the absorption of energy radiated from the Earth's surface by carbon dioxide and other gases in the atmosphere, causing the atmosphere to ... Read More

An Examination of Global Warming (1554 words, 5 pages)

(After a lot of reading and hunting around on the net, I found a great deal of information on this topic. I had never really researched on it before so wanted to make sure that calculations agreed from report to report. Most of them did so I will base my ... Read More

A Biography of George Washington Carver (246 words, 1 pages)

George Washington Carver American educator and an outstanding innovator in the agricultural sciences. Carver was born of slave parents near Diamond, Missouri. He left the farm where he was born when he was about ten years old and eventually settled in Minneapolis, Kansas, where he worked his way through high ... Read More

A Description of Genetic Diversity as Precious and Should Not Be Touched (408 words, 1 pages)

1 httpwww.denison.edugriffirppaper.htm Genetic diversity is precious and should not be touched, even with the overwhelming temptation to do so. The gathering of genetic knowledge does not guarantee wisdom in deciding about human diversity. (Suzuki, Genethics, 345-346) A generalization must, then, occur. Every decision involves human beings as the decision makers ... Read More

The History and Applications of Gene Therapy (693 words, 2 pages)

The best way to begin this paper is to identify exactly what genes and gene therapy are. Genes are biological units of heredity. Genes determine obvious traits, like the color of your hair or eyes, and also characteristics that arent so obvious, such as your bloods ability to carry oxygen ... Read More

A Description of Science as a Source That Continues To Radically Improve the State of Mankind (2247 words, 3 pages)

Science is a source that continues to radically improve the state of mankind. It has allowed for advances in production, transportation, and even entertainment, but never in history will science be able to so deeply affect our lives, as genetic engineering will certainly do. Genetic engineering is a safe and ... Read More

A Biography of Galileo Galilei (1203 words, 4 pages)

Galileo Galilei was born near Pisa, Italy, on February 15, 1564 (Drake). Galileo was the first child of Vincezio Galiei, a merchant and a musician (Jaki 289). In 1574, Galileos family moved from Pisa to Florence, where Galileo started his formal education (Jaki 289). Seven years later, in 1581, Galileo ... Read More

An Analysis of Forensics Defined as the Application of Science To Interpret Clues For Crime Investigation (4364 words, 14 pages)

Forensics is defined as the aplication of science to interpret clues for crime investigation. The earliest forensic scientists were physicianswho were called upon to give an opinion as to the cause of death in individuals. Now most of the forensic scientists are investigators that pick up clues at the crim ... Read More

A Comparison Creationism Versus Evolution (2314 words, 11 pages)

Looking For A Term Paper? Try This Site Too! Creationism vs. Evolution In my short life on this planet I have come to question things that many take upon blind faith. We all know that we must some day die yet we continuously deny the forces at work inside ourselves, ... Read More

The Process of Evolution on all Living Things (355 words, 1 pages)

Evolution The process by which all living things have developed from primitive life forms through changes occurring over billions of years is evolution. All living things arose through a long history of changes formed by physical and chemical processes that are still taking place. It is possible that all organisms ... Read More

A Discussion on Creationism and Evolution (2315 words, 11 pages)

Looking For A Term Paper? Try This Site Too! Creationism vs. Evolution In my short life on this planet I have come to question things that many take upon blind faith. We all know that we must some day die yet we continuously deny the forces at work inside ourselves, ... Read More

The Reaction of Catalase in Varioius Substance (360 words, 2 pages)

Enzyme Activity in the LiverLab 6Jenniffer DeSimoneMonday LabLab Performed 11600Lab Submitted 111300Introduction Within each of our body cells are thousands of enzymes. These enzymes are proteins, or chains of amino acids that are responsible for chemical reactions. Enzymes are also called organic catalysts. A catalyst is a substance that speeds ... Read More

An Examination of Enzymes (552 words, 1 pages)

An enzyme is a catalyst, which is a chemical agent that changes the rate of a reaction without being consumed by the reaction. The reactant that an enzyme acts on is called its substrate. While the enzyme is bound to the substrate, the catalytic action converts the substrate to the ... Read More

The Importance Enzymes in the Human Body (794 words, 2 pages)

Enzymes EssayIntroductionEnzymes are the sparks that start the essential chemical reactions our bodies need to live. They are necessary for digesting food, for stimulating the brain, for providing cellular energy, and for repairing all tissues, organs, and cells. There are three types of enzymes metabolic enzymes, digestive enzymes, and food ... Read More

A Look at the Enzyme Catalase and How It Works in the Human Body (2534 words, 12 pages)

HypothesisEnzymes such as Catalase are large protein molecules that are found in living cells. They are used to speed up specific reactions in the cells. They are all specific as each enzyme just performs one particular reaction. In their globular structure, one or more polypeptide chains twist and fold, bringing ... Read More

How Acid Rain Forms and It Devastating Effects in The Ecosystem (1761 words, 3 pages)

In the past century, one of the greatest threats to North America's aquatic ecosystem has been the widespread acidification of hundreds of thousands of waterways. Acid rain has effected plant and animal life within aquatic ecosystems, as well as microbiologic activity by affecting the rates of decomposition and the accumulation ... Read More

Understanding the Action of Crypis in Organism (2509 words, 4 pages)

IntroductionAn organism has several ways to avoid being prated upon. One way to avoid this is to practice crptis. Crypis is the action of organisms avoiding predation by blending in with their backgrounds and matching the color pattern of a bark, twigs or leaves. Palatable animals often utilize this strategy ... Read More

The Biological Description of Escherichia Coli (E.Coli) (1817 words, 5 pages)

Do natural medicines work as well as over the counter medicines? This question has been argued about for quite a while. In my experiment, I will compare natural medicines effectiveness on Escherichia coli to over the counter drugs, to finally decide if herbal remedies are better than E. coliEscherichia coli ... Read More

An Experiment Report On Proving That Plants Need Soil to Grow (420 words, 5 pages)

SchoolDO PLANTS NEED SOIL TO GROW?Nameclass Period 0Professor2800TABLE OF CONTENTSProblemHypothesisMaterials UsedDiagramProcedureDataCalculationSources of ErrorConclusionPROBLEM Are plants able to live in an environment without the seemingly essential nutrients of soil?HYPOTHESIS Seeing as how certain plants can grow only in certain soils, it seems unlikely that any seeds would mature to a full ... Read More

An Analysis of Tropical Biology By Kristi Simpson (950 words, 2 pages)

Kristi SimpsonBiosc 491-14Tropical BiologyApril, 1999Dr. E. PivorunDolphins of the Amazon River How Sotalia fluviatilis and Inia geoffrensis coexist in their habitatThe Amazon River and its lush, beautiful forest are surely among the most amazing ecosystems in the world. The ever-present, primordial cacophony that echoed in my ears as I stood ... Read More

A Description of the DNA Replication in Sustaining Life and Growth (671 words, 1 pages)

DNA replication is a complex cellular function that is necessary in order to sustain life and achieve growth. Many enzymes, proteins, and other molecules work together to ensure that genetic information is replicated efficiently, quickly, and accurately. Without any one of these components, replication would be very limited in its ... Read More

An Introduction to the Deoxyribonucleic Acid in the Living Beings Structure (534 words, 3 pages)

Introduction DNA, Deoxyribonucleic acid, is a double stranded, helical nucleic acid molecule which determines inherited structure of a protein. The steps are made of bases adenine, guanine, cytosine, and thymine. The sides are sugar and phosphate molecules. Restriction enzymes are enzymes that cut DNA at restriction sites, leaving fragments blunt ... Read More

A Description of DNA Online Database to Help Authorities to Find a DNA Match to Solve a Crime (1076 words, 7 pages)

Only a small fraction of our total DNA makes us different from gorillas, chimpanzees and other primates. An even smaller fraction makes one person different from the next. It's these differences that forensic DNA experts use to identify people and determine the source of biological evidence such as blood or ... Read More

A Description of DNA (983 words, 2 pages)

DNA Deoxyribonucleic acid and ribonucleic acid are two chemical substances involved in transmitting genetic information from parent to offspring. It was known early into the 20th century that chromosomes, the genetic material of cells, contained DNA. In 1944, Oswald T. Avery, Colin M. MacLeod, and Maclyn McCarty concluded that DNA ... Read More

An Overview of the Human Digestive System and How It Works (372 words, 1 pages)

D I G E S T I V E S Y S T E M O V E R V I E W On this page you will learn about the Digestive System, which break down foods in to smaller pieces, so they can be used as an energy source ... Read More

A Review of the Human Digestive Process (582 words, 1 pages)

Digestive ProcessIt is in the mouth, that the Thanksgiving feast begins its journey through the fabulous digestive system. It is here that the lips, cheeks and tongue, carefully position the food that the teeth will chew. This chewing process breaks up the food, this being a part of mechanical digestion. ... Read More

The Different Types of Water Movement in the Body (616 words, 3 pages)

1. a) Bulk movement is the overall movement of a fluid. The molecules allmove in the same direction. Diffusion however is the random movement ofmolecules which usually results in a fairly even distribution. In otherwords the movement is not guaranteed to move in one direction but theprobability that it will ... Read More

A Biological Assay to Compare Vitamin C Content Between Fresh Juices and Commercially Sold Juices (4682 words, 11 pages)

A Biological Assay To Determine The Vitamin C Content OF Fresh Fruit Juices Compared To Commercially Sold Juices using DCPIP (dichlorophenolindophenol) as an IndicatorSinead OKeeffewordsTable of ContentsPageIntroductionp. 13Materialsp. 3Proceduresp. 4Chart Showing the Amount of Fruit Juice Needed in Millilitresp. 5 6To Turn 2ml's of DCPIP from Blue to Clear with ... Read More

Biology Essay Examples