Biology Essays Examples For College & High School Students in PDF

10822 total results

An Analysis of Atomic Theory Developed by John Dalton (366 words, 1 pages)

Daltons Atomic Theory John Dalton developed the first useful atomic theory of matter around 1803. In the course of his studies on meteorology, Dalton concluded that evaporated water exists in air as an independent gas. Solid bodies can't occupy the same space at the same time, but water and air ... Read More

A Comparison of Creationism and Evolution (953 words, 2 pages)

Creationism vs. Evolution The majority of people in this world believe that a spiritual being created earth. In fact, "most religions and cultures believe the universe was created by a 'creative hand,' either a sky god or some other physical object" (Encarta 1). Think of it, as a trial to ... Read More

A Definition of Memory (1272 words, 2 pages)

Lets say a person was asked to define memory. They might define memory as storing information in the brain, which is typical. However, there is more to memory then just that. The stored information has to actually stay in your memory, and be able to be retrieved when needed. You ... Read More

An Analysis of Cloning and Stem Cell (1310 words, 2 pages)

Cloning and stem cell research, which have been a big issue ever since Hans Spemann first raised the question of nuclear equivalency in 1938. The controversy behind cloning is that this will give scientists too much power, and many people believe that cloning should not be allowed because it is ... Read More

An Analysis of Cleaning with Soap and Soapless Detergent (655 words, 2 pages)

Cleaning with soap and soapless detergents. Detergent comes from the Latin word detergere meaning to clean, it is defined as a cleansing agent. Therefore, water itself is a detergent. This essay looks at soap and soapless (or synthetic) detergents. Both substances we use everyday and have a big market commercially, ... Read More

The Treat of Bio-Terrorism (4660 words, 7 pages)

The poor mans nuke Exploring the icky world of Bio-terrorism. The fire bombing of Dresden during world War two proved that human ingenuity was capable of extinguishing humans on a mass scale in a short time ( over 100,000 in less then a day). That was one of the most ... Read More

An Analysis of Asteroid Impact (1021 words, 2 pages)

Asteroid impact The solar system is filled with a barrage of comets and asteroids. Some of these cross the paths of the other planets as well as the earths. The earth travels around in a swarm of projectiles. Comets and asteroids can and do strike the surface of the earth. ... Read More

An Analysis of the Number of People Affected by Malaria (866 words, 3 pages)

INTRODUCTION The number people affected by malaria is increasing enormously. This increasing is due to the novel drug resistant variants of the parasite that causes malaria the Plasmodium. This resistance is a consequence of the massive use of the quinoline-related drugs over the last decades. In this scenario, it became ... Read More

An Opinion That Genetically Modified Foods Are a Risk to Humanity (3287 words, 7 pages)

GENETICALLY ENGINEERED FOODS- RISK TO HUMANITY Giant transnational companies are carrying out a dangerous global experiment by introducing large numbers of genetically engineered foods into our diet. Genetic manipulations can result in unanticipated harmful effects, and because genetically engineered foods are not tested sufficiently, this experiment not only jeopardizes the ... Read More

An Analysis of David Hull’s Book (1062 words, 4 pages)

Introduction David Hull's book provides an evolutionary account of the development of science which pays attention to both the social and conceptual aspects of that process. Unlike most philosophers, who only invoke Darwinian metaphors in a casual way, Hull takes the analogy between the biological evolution of species and the ... Read More

An Analysis of Aluminum (444 words, 1 pages)

Aluminum is lightweight, silver looking element. It is located in the boron group and the third period on the periodic table. Aluminum can be formed into many different shapes. It can also be drawn into wires. Aluminum has thirteen proton and electrons. Aluminum has fourteen neutrons. Aluminum has an average ... Read More

An Introduction to the Analysis of Agriculture-Related Activities (403 words, 1 pages)

Graduates with advanced degrees will be in the best position to enter jobs as horticulturists. Bachelor ?s degree holders can work in some applied research and product development positions, but usually only in certain subfields. Those preparing as crop or soil scientists take courses in plant pathology, soil chemistry,entomology, plant ... Read More

An Analysis of Acid Rain (1968 words, 3 pages)

Acid Rain Acid rain is a term which is used to describe a variety of processes which might more accurately be referred to as acidic deposition. Natural rainfall is slightly acidic due to dissolved carbon dioxide, picked up in the atmosphere. Organisms and ecosystems all over the planet have adapted ... Read More

A Study on the Building Room Temperature with the Integration of PCM (1037 words, 3 pages)

IntroductionFor regular building wall, the inner wall surface temperature depends on outside, U heat transfer coefficient. For evaluation of the thermal performance of the regular wall, decrement factor and time lag is used. On the other hand, to evolution of thermal performance of Wall with PCM, latent heat capacity of ... Read More

A Discussion on Remote Sensing and GIS (3024 words, 6 pages)

vABSTRACT Remote sensing and GIS are playing a rapidly increasing role in the filed of hydrology and water resources planning and development. Remote Sensing and GIS with the integration of socio-economic data is very useful for watershed planning and management. Geographic Information System (GIS) is an efficient CAD technique, spatial ... Read More

A Study About Rapid Cycling Brassica Rapa Also Known as Wisconsin Fast Plants (477 words, 1 pages)

The Rapid Cycling Brassica rapa or Wisconsin Fast Plant are plants genetically designed to grow at a rapid rate so students can study and observe them. To plant a RCBr and effectively record the data, one needs a four quad pot. It starts out as a wick in each quad ... Read More

An Analysis of the Reasons Benjamin Franklin Embodies The American Enlightenment (535 words, 1 pages)

Why Benjamin Franklin Embodies The American Enlightenment. During the sixteen and seventeen hundreds an enlightenment was taking place. An American enlightenment. During this enlightenment people began to view things differently. They began to ask questions like how and why. People instead of looking to god for an answer they looked ... Read More

A Description of Science as One Word in the English Dictionary (752 words, 1 pages)

Science is one word in the English dictionary, that could have many different meanings. Many times, humans will attempt to reach too far, and distort the true meaning of a word, as is the case with science. After reading the selected material in Science Its Limits, The Beginners Guide to ... Read More

An Analysis of the Application of Evolution and Natural Selection (1565 words, 2 pages)

Evolution can be applied to the origin of many species while natural selection provides a formula to select the most suitable species in a particular habitat. Competition challenges would require each species to produce new defenses against diseases, climatic and against other species in Macro evolution. Micro evolution is the ... Read More

A Overview of Mercury (427 words, 1 pages)

What Is Mercury? As anyone who's ever broken a thermometer can attest, mercury is a fascinating substance. It also has an interesting history. Named after the fleet-footed Roman messenger of the gods, mercury has been used for more than 2,000 years. Mercury ore cinnabar has even been found smeared on ... Read More

An Overview of the Characteristics of the Zodiac Sign of Capricorn (841 words, 2 pages)

Capricorn! Capricorn is one of the most stable and (mostly) serious of the zodiacal types. These independent, rocklike characters have many sterling qualities. They are normally confident, strong willed and calm. These hardworking, unemotional, shrewd, practical, responsible, persevering, and cautious to the extreme persons, are capable of persisting for as ... Read More

An Analysis of the Characteristics of Plants and DNA Modification (949 words, 2 pages)

For thousands of years we have tried to select plants for improved yield, growth or food characteristics. In the past, this has been done by selective breeding, selecting the plants with desired characteristics and crossing it with another plant with other desired characteristics. As a result a new variety of ... Read More

A Study About Weather and Instrument Used To Predict the Weather (5585 words, 7 pages)

Weather Weather is the unification of conditions like sun, clouds, rain, wind, humidity, heat, and cold in a certain area and point in time. Weather is caused by the constant shaking of the lowest layer of our atmosphere, called the troposphere. The sun's energy warms the basic needs of our ... Read More

The Physical Properties of Water During Hydrogen Bonding (3106 words, 6 pages)

n. Physical properties-the result of hydrogen bonding Studied in isolation, the water molecule is deceptively simple. Its tow hydrogen atoms are joined to the oxygen atom by single covalent bonds. Because oxygen is more electronegative than hydrogen, the electrons of the polar bonds spend more time closer to the oxygen ... Read More

An Examination of Issues Associated with the Estimaton and Interpretation of Wage Equation (4888 words, 10 pages)

Wage Differentials This a residual research project which examines issues associated with the estimation and interpretation of wage equation. There are three generic research projects in this area (1) Wage Decomposition Methods (2) The Gender Wage Gap and (3) Industry Wage Differentials. Wage Decomposition Methods This project generalises existing decomposition ... Read More

Understanding Transgenics (1694 words, 3 pages)

The field of transgenics has had a long history which has brought us to the point where we have developed many beneficial uses for it, and yet people still argue over ethics and uses of transgenic organisms. Transgenics involves altering an animal but is much different from traditional methods transgenics ... Read More

The Different Types of Transformation (799 words, 2 pages)

What is transformation? Transformation is a one-to-one function from one plane on to another plane or to a different area on the same plane. A transformation describes a change in appearance of points in a plane. It is a transfer from the pre-image to the image. There are many types ... Read More

An Introduction to the Analysis of Hydrogen Peroxide (521 words, 2 pages)

Hydrogen peroxide has an acidic pH which will break down into water which has a neutral pH. This may effect the enzyme action as many enzymes work faster in a neutral environment, the only control over this is the fact that it will happen in each test and to consider ... Read More

An Analysis of To Clone or Not To Clone (648 words, 1 pages)

TO CLONE OR NOT TO CLONE Imagine how life would become when millions of people start looking alike, acting alike, and thinking alike. There would be no diversity what so ever in todays society. Since February 23rd, 1997, when British scientists announced to the world that they had successfully cloned ... Read More

The Three Types of Galaxies (798 words, 1 pages)

The Three Types of Galaxies Elliptical galaxies are collections of stars that remain pretty close together because of the gravitational attraction between them. There is not a certain known rotation axis, so the stars in the galaxy show a wide range of orbital paths. The motions of stars are not ... Read More

Biology Essay Examples