Biology Essays Examples For College & High School Students in PDF

10822 total results

A Research on the Impact of the Materials Used to Make a Golfball on the Distance Traveled by a Golfbball (4545 words, 7 pages)

Introduction This year I have decided to test a question that has been an interest of mine for quite awhile. I am going to try to find the perfect set of materials for a golfball to give the ball the most carry. I have chosen this specific topic because of ... Read More

The Importance of Chemical Reactions in Chemistry (2006 words, 8 pages)

Chemical reactions are the heart of chemistry. People have always known that they exist. The Ancient Greeks were the firsts to speculate on the composition of matter. They thought that it was possible that individual particles made up matter. Later, in the Seventeenth Century, a German chemist named Georg Ernst ... Read More

Evolution and the Facts of Science (2620 words, 7 pages)

Proof of Evolution Evolution is a fairly simple idea. A broad definition of it is Species change over time. Evolutionary theory is supported by a huge body of evidence, including the fossil record and observation of organisms alive today. That is the reason it is embraced by most mainstream scientists. ... Read More

The Construction of the Panama Canal: A Great Engineering Work in History (841 words, 3 pages)

The canal is joining the atlantic and pacific oceans. It runs from Cristobal on lemon bay, a part of the Caribbean sea, to Balboa, on the Gulf of Panama. The canal is slightly more than 64 km long, not including the dredged approach channels at either end. The minimum depth ... Read More

The Anti-Human Cloning Perspective on Why Genetic Manipulation Should Be Banned (1341 words, 2 pages)

HUMAN CLONING "A clone is a cell or an organism that is genetically identical to another cell or organism"(Sangeeta). Cloning is the process of "creation of an organism that is an exact genetic copy of another". Cloning is done by a process called "somatic-cell nuclear transfer". In this, the nucleus ... Read More

A Study on the Appearance, Diet, Reproduction, and Survival Techniques of the Homo Erectus (755 words, 2 pages)

Animalia, Chordata, Mammalia, Primates, Hominidae, Homo erectus The appearance and body structure of the Homo erectus is very similar to present humans. The skull of the Homo erectus, however, is noticeably smaller. Brain capacity ranges from 800-1000 cc corresponding with a retreating forehead and thicker skull bones. Likewise, there are ... Read More

Vic’s Essay on Cloning and Its Constrictions (575 words, 2 pages)

Cloning Essay submitted by Vic ALL CONSTRAINTS UPON CLONING SHOULD BE LIFED Cloning has been a very controversial topic since it affects moral values of human beings and other living things alike. In February 1997 scientists in Scotland announced the birth of the first cloned sheep named Dolly, this heralded ... Read More

A Paper on Black Hole Formation (713 words, 2 pages)

Black Hole Formation Stars are affected by two main forces Nuclear fusion, and gravitation Black Holes are the result of an imbalance of these two forces. Nuclear fusion- the outward force from the star's centre and gravitation- the force pulling inwards. These two processes balance one another until all the ... Read More

A Paper on Human Biology and Evolution (1377 words, 4 pages)

Human Biology and Evolution Humans are Alive The earliest human life form can be traced back more than 3.5 billion years ago. Humans are said to be descendants of a single celled ancestor. Although they are different in size and shape all basic functions are alike. The more complex the ... Read More

A Paper on Aromatic Hydrocarbons (309 words, 1 pages)

Aromatic Hydrocarbons Structure of Benzene - simplest aromatic hydrocarbon is benzene, C6H6 - sweetish-smelling liquid first isolated in 1825 by Michael Faraday from the oily residue that had collected in gas lines - this formula has so few hydrogen atoms for the number of carbon atoms that an unsaturated molecule ... Read More

Darwin’s Theory of natural selection with the ideals of genetics. (616 words, 1 pages)

We act like animals, we eat like animals, and we are animals. The many theories of evolution such as Darwin's theory of evolution prove to us that we choose to believe that we are not animals when we really are. Evolution is the sequencial process of change over periods of ... Read More

A Paper on Examination of Alchemy (693 words, 2 pages)

There are many ways to examine the subject of alchemy, including alchemy as a source of symbolism, psychology, and mysticism. It has also been an influence on the world view of various writers, artist, and musicians. The focus of this report is alchemy as a pre-chemistry, which gave a new ... Read More

A Paper on Albert Einstein and His Quote on the Mysterious (431 words, 1 pages)

"The most beautiful thing we can experience is the mysterious. It is the source of all true art and science." Albert Einstein Albert Einstein is an eminent and remarkable writer of wisdom in provisos of the quotes he engraved in history. One of his vastly preferred topics in terms of ... Read More

A Paper on Biotechnology and Bioethics (834 words, 2 pages)

The issue of biotechnology is one of the most fiercely debated of all current issues. Bioethics is complex because both sides have such strong arguments. On one hand biotechnology is the Holy Grail for millions of people, offering cures for illnesses and disabilities thought to be incurable. On the other ... Read More

England’s Test-Tube Baby (465 words, 1 pages)

Englands Test-Tube Baby The first baby to be conceived outside of its mother promises to usher in a new and maybe, a revolutionary era of human reproduction. In July, Lesley Brown was getting close to delivery. This was said to be the worlds first test-tube baby at the Oldham and ... Read More

A List of Physical Notions (873 words, 3 pages)

-Attenuation a reduction in the intensity of a beam of x-radiation as it passes through a medium due to absorption or to scatteringor to both. -Absorption the transfer of energy from the x-ray beam to the medium through which it passes. -Scattering a change in the direction of a photon ... Read More

An Analysis of Stem Cell That Produce So Much Controversy (1784 words, 3 pages)

The paper that I am writing today deals with one of the most talked about topics to this day. Politicians win or loose elections, scientists gain funding for research, or are forced to move to countries that allow this type of research to be continued in their nation people with ... Read More

An Analysis of White Blood Cells and it’s functions in White Blood Cells by Lindsay Turner (553 words, 1 pages)

Lindsay Turner 42001 White Blood Cells Bacteria exist everywhere in the environment and have continuous access to the body through the mouth, nose and pores of skin. Further more, many cells age and die daily and their remains must be removed, this is where the white blood cell plays its ... Read More

How a Planet Is Made from a Dying Star (712 words, 1 pages)

Where the Planets Are In the beginning, the Earth was believed to be both flat and at the center of the universe. Then a sailor set sail to prove that the Earth is in fact round. Decades later science proved that the churches were wrong and in fact the Earth ... Read More

A Paper on Black Holes (1891 words, 3 pages)

With all the excitement surrounding the new Star Wars movie, it is a big day for lovers of science fiction. But how much does the average person really understand about beaming up phasers and photons wormholes and warp drive? How powerful are these fantasies compared to the real thing? If ... Read More

Evidence of Seismic Activity on the Moon (603 words, 1 pages)

NASA astronauts are going back to the moon and when they get there they may need quake-proof housing. That's the surprising conclusion of Clive R. Neal, associate professor of civil engineering and geological sciences at the University of Notre Dame after he and a team of 15 other planetary scientists ... Read More

A Comparison of Charles Darwin and Herbert Spencer’s Theory of Where Species Came From (1339 words, 2 pages)

Was Darwin a Social Darwinist? Charles Darwins On the Origin of Species was published in 1859. In it Darwin described the idea that animals evolved through variation and natural selection of those most fit to endure in particular environments. In 1871 Darwin applied this theory directly to human beings in ... Read More

A Paper on Brahe’s Model of the Universe (808 words, 2 pages)

What is the shape of the universe? Brahes model of the universe can be explained best with this model below. (p.409, Dictionary of Scientific Biography) In this model, Brahe describes the universe with the earth at the center. The sun orbits the earth while the other planets revolve around the ... Read More

Thomas Edison – the Innovator and the Man Who Improved the Standard of Living (962 words, 2 pages)

The Standard of living prior to Thomas Edisons great inventions was of poorer quality. Up to the latter half of the nineteenth century, the machine had always been closely bound to its prime mover (Baldwin 50). It could not be placed too far because of the inefficiency of belts and ... Read More

A Paper on the Skeletal System (421 words, 1 pages)

The skeletal system is one of the main parts of our bodies. Without our skeletal systems, we wouldnt be able to move, stand, or live! Our skeletal system is one of the most important parts of our bodies There are 206 bones in the adult body, while there are a ... Read More

John Dalton 1766-1844 (242 words, 1 pages)

John Dalton was born in 1766 and died in 1844. Around 1803 he developed the first atomic theory of matter. He was a meteorologist and was very important to study of chemistry. Dalton discovered the three basic laws of chemistry. The law of conservation of mass, The law of definite ... Read More

The Sun (598 words, 1 pages)

Science - "The Sun" REPORT ON THE SUN The Greeks called it Helios and the Romans called it Sol. We call it, the Sun. The sun is not only the center of our solar system but the only star in our solar system. Proportion is very important to understand this ... Read More

A Study on the Miraculousness of the Sound (826 words, 2 pages)

Sound surrounds us at all times. The ring of an alarm clock or the whistle of birds may wake us up in the morning. Through out the day, we hear a variety of sounds for instance, the banging of pots and pans, the roar of traffic, and the voices of ... Read More

The Important Things Done by Cell Membrane (234 words, 1 pages)

The Membrane The membrane has a double lipid layer through which fat- soluble substances will move, by passive transport or diffusion. The molecules will only move through if they are small enough. There are globular protein regions, which are hydrophilic. These regions allow water and water soluble substances through, but ... Read More

A Short Paper on the Volcano Vesuvius (215 words, 1 pages)

Vesuvius. Even though it may be classified as an active stratovolcano off the coast of the Naples Bay in Italy, it has proven itself more like a dragon throughout its history. A dragon only takes gold, jewels, and the occasional princess, but this volcano took 2 cities (Pompeii and Herculaneum ... Read More

Biology Essay Examples