Biology Essays Examples For College & High School Students in PDF

10822 total results

The Space Race Between USSR and United States (1999 words, 3 pages)

Hamza NizameddinHow did the US win the Space Race in 1969?When scientists in the Union of Soviet Socialist Republics (USSR) launched an 83.46-kg artificial satellite called Sputnik 1 on October 4, 1957, the space race between the USSR and United States began. Fearing that the Soviets would control the heavens, ... Read More

The Theory of the Evolution of Management (525 words, 1 pages)

Evolution of management theory1) Reward the effort initially conceived by Babbage, who suggested productivity gains could be achieved by offering reward for attaining higher productivity, carried further by Taylor as part of the scientific management principle suggesting, and increase to reward is a way to convince people of achieving the ... Read More

The Importance and History of Holograms (1216 words, 2 pages)

Nearly everyone is fascinated by holograms. The often brightly colored three-dimensional images are constantly showingup in more and more places. From the security holograms on CDs and computer software, to hologram artwork, they arebecoming ever more popular. But few people realize just how incredible holograms are. The Hungarian-born scientist Dr. ... Read More

The Sexual Anatomy of Women (1608 words, 2 pages)

The Vagina The vagina is a thin walled-tube, 8 to 10 cm long. It lies between thebladder the rectum extends from the cervix to the body exterior. Theurethra is embedded in its anterior wall. Often called the birth canal, thevagina provides a passageway for delivery of an infant for menstrualflow. ... Read More

A Comparison of the Nuclear Fusion and Nuclear Fission, Two Sources for Producing Energy (544 words, 1 pages)

Fusion vs. Fission Nuclear Fusion and Nuclear Fission are two very strong sources for producing energy, yet even though they have many similarities, both have even more differences between them. Nuclear Fission occurs during the splitting of an atomic nucleus into fragments of about the same mass, this results in ... Read More

A History of the United States of America’s Exploration of Space (1639 words, 2 pages)

Exploration to travel in a little-known region for discovery, as defined by Webster. Since the age of the Greeks, Anglo-Saxons have been interested in space exploration. From Copernicus to Gaileo to Newton, space has been looked upon with adoring eyes. Space has been regarded time after time as the final ... Read More

The Issue of Plutonium Manufacturing in the United States (2086 words, 3 pages)

putonium, Our Country's Only Feasible SolutionAbstractShould we begin to manufacture one of the most destructive and infamoussubstances on the face on the Earth once again? The engineers say yes, butthe public says no. The United States stopped making this element with theban on manufacturing nuclear weapons. But with the continuing ... Read More

An Analysis of the Characteristics of the Tsunami, a Series of Tidal Waves (825 words, 1 pages)

Tsunami is a Japanese word with the English translation, "harbor wave." Represented by two characters, the top character, "tsu," means harbor, while the bottom character, "nami," means "wave." In the past, tsunamis were sometimes referred to as "tidal waves" by the general public, and as "seismic sea waves" by the ... Read More

A Biography of Thomas Alva Edison, an American Inventor (555 words, 1 pages)

Inventor born in Milan, Ohio, Raised in Ohio and Michigan, he was taken out of school at age seven after only three months in the classroom his constant questioning led some teachers to consider him retardedb1and was educated by his mother. He showed an early curiosity for explanations of how ... Read More

A Biography and Life Work of Stephen Hawking, a Theoretical Physicist (795 words, 1 pages)

At first site, Stephen Hawking may not look as if he is capable of much. This is because his 57 year old body is strapped into a wheelchair and he speaks through a voice synthesized computer. In his case, appearance can be extremely misleading. By persevering over his handicap, Stephen ... Read More

The Study of Metallurgy (949 words, 2 pages)

The Study of Metallurgy Metallurgy is the science and technology of metals, including the extraction of metals from ores, the preparation of metals for use, and the study of the relationship between structures and properties of metals. New techniques in fabrication of metals have developed new alloys allowing reduced weight ... Read More

An Overview of the Process of Cloning and the History of Genetic Manipulation (743 words, 1 pages)

Cloning is the process of creating a genetic duplicate of anindividual. Since the February 1997 announcement of the birth ofDolly, a sheep cloned by Ian Wilmut, cloning research has increasedconsiderably. Cloning humans has recently become much more of apossibility in society than it was years ago. Scientists are on theedge ... Read More

A Biography of Albert Einstein, a German Scientist (1584 words, 2 pages)

Albert Einstein Of all the scientists to emerge from the nineteenth and twentieth centuries there is one whose name is known by almost all living people. While most of these do not understand this man's work, everyone knows that its impact on the world of science is astonishing. Yes, many ... Read More

An Overview of the Powerline and Electro-Magnetic Fields Controversy (529 words, 1 pages)

ELECTRICITY ESSAY The Powerline Controversy There has been a great scientific uproar lately about the link between powerlines and EMF (Electro-Magnetic Fields, generated by all electrical appliances) and Leukemia and other types of cancers. Some scientists suggest that people living near powerlines and a lot of electrical appliances are two ... Read More

A Biography of Josiah Gibbs, an American Physicist and Mathematician (1028 words, 2 pages)

There are many greats when it comes to the history of chemistry, many in America. One such was Josiah Gibbs. He was a physicist and mathematician who made contributions to vector analysis, statistical mechanics and founded chemical thermodynamics.Josiah Willard Gibbs was born February 11, 1839 in New Haven, Connecticut. He ... Read More

The Purpose of Our Mars Exploration (613 words, 1 pages)

One question that is being asked by people is, "Why go to Mars"? The reasons are very simple. People want to gain recognition of how they were the first people who went to Mars and opened up a whole new world and most importantly to move forward in economics. As ... Read More

An Analysis of the Negatively Charged Electrons (877 words, 2 pages)

Anti-Matter Ordinary matter has negatively charged electrons circling a positivelycharged nuclei. Anti-matter has positively charged electrons - positrons - orbiting a nucleiwith a negative charge - anti-protons. Only anti-protons and positrons are able to beproduced at this time, but scientists in Switzerland have begun a series of experimentswhich they believe ... Read More

An Analysis of Edta Titration (616 words, 1 pages)

EDTA Titration as an Analytical Method for Environmental Concerns Introduction A growing concern among environmentalists and biologist is the demise of the bird population caused by pesticides such as DDT. Such pesticides are thought to metabolically cause a reduction in the calcium content of the hen s eggshell. Since calcium ... Read More

An Analysis of the Concept of Atmosphere as a Mixture of Gasses and Celestial Objects (1718 words, 2 pages)

The atmosphere is a mixture of gases surrounding any celestial object that has a gravitational field strong enough to prevent the gases from escaping especially the gaseous envelope of the earth. The principal constituents of the atmosphere of the earth are nitrogen (78 percent) and oxygen (21 percent). The atmospheric ... Read More

An Analysis of the Origin of Antibiotics and the Antibiotic Resistance in Bacteria (648 words, 1 pages)

Antibiotic Resistance in Bacteria For about 50 years, antibiotics have been the answer to many bacterial infections. Antibiotics are chemical substances that are secreted by living things. Doctors prescribed these medicines to cure many diseases. During World War II, it treated one of the biggest killers during wartime infected wounds. ... Read More

An Analysis of Journal Paper about Solar System Day (1252 words, 2 pages)

Dear Journal I had a great day with all aspects considered. Even school was very interesting. We studied the Solar System today, and played floor hockey in gym. We started a craft where we hang all the planets on coat hangers so they orbit as they do in space. Chris, ... Read More

DNA Cloning as an Important Aspect of Forensic Science (1813 words, 3 pages)

science and ethics ethics deal with the question of duty and interest and it suggests that humans balance each others interests. It stresses that one ought to do what really is to his or her own best advantage though not avoid actions that help others. science on the other hand ... Read More

A Personal Recount on Seeing a Shooting Star (275 words, 1 pages)

A brilliant flash of light streaked across the starlit summer sky. It lit up the whole sky for a couple of seconds and then returned it back to the darkness.I wondered what it was. Sitting on the sand near rocks made me feel cold, but the flash of light brought ... Read More

An Introduction to the Ozone Layer and the Discovery by Christian Schobein, a German Scientist from 19th Century (3054 words, 4 pages)

What is the Ozone? What is the Ozone? In 1839, a German scientist Christian Schobein was a professor of chemistry at the University of Basel in Switzerland. In addition to his teaching duties, he regularly performed secret experiments in hopes of finding out which substances make up the Earth's atmosphere. ... Read More

An Analysis of the Concept of God Particle in the Scientific Research (607 words, 1 pages)

What is in the name, that they call it 'God Particle' !At the very first look at the name of this newly discovered sub-atomic particle God Particle, ones imagination immediatly takes a metaphysical leap to the supreme divine entity i.e God and at the same moment, the metaphysical question arises ... Read More

An Introduction to the Uranium and What Are Its Uses (411 words, 1 pages)

What is Uranium and what are its uses? Research Paper What is Uranium and what are its uses? Research Paper on an ElementUranium is a silvery-white element possessing a very radioactive and oxidizing character. Uranium retains a density of 19.07 grams per cubic centimeter and a melting point of roughly ... Read More

An Analysis of the Definition and the Uses of DNA-Deoxyribonucleic Acid (891 words, 2 pages)

What is DNA? What is it used for? What is DNA? What is it used for? Forensic science uses techniques developed in DNA research to identify individuals who have committed crimes. DNA from semen, skin, or blood taken from the crime scene can be compared with the DNA of a ... Read More

An Introduction to the Waves and How They Are Affected as They Approach the Shore (882 words, 2 pages)

Waves and How They are Affected as they Approach the ShoreMost waves on the surface of the ocean are generated by the wind. The wind blows along the surface of the ocean and the friction between the particles on the sea surface and the air particles cause the sea to ... Read More

An Introduction to the Nature of Volcanoes (1118 words, 3 pages)

Volcanoes Where they Exist and how they are have FormedThis paper will discuss volcanoes, where they exist, how they are formed, and how eruptions are caused. Introduction For the people who live near them, volcanoes occupy a large part of the history and mythology. The ancient Romans told of Vulcan, ... Read More

An Introduction to the History of All Energy Sources (1872 words, 3 pages)

All energy sources have negative and positive aspects. Coal and oil pollute the environment, nuclear fission produces toxic waste, and solar heaters are not efficient. When compared to other energy sources, hydroelectricity has fewer disadvantages and is being explored and widely used today. Throughout the world an increasing amount of ... Read More

Biology Essay Examples