Biology Essays Examples For College & High School Students in PDF

10822 total results

An Analysis of the Effect of Concentration on the Rate of Reaction between Magnesium and Hydrochloric Acid (1985 words, 6 pages)

AIM I will investigate the effect of concentration on the rate of reaction between magnesium and hydrochloric acid. Also to find out how much and how quick hydrogen is produced. Magnesium, symbol Mg silvery white metallic element that is relatively reactive. In group 2 of the periodic table, magnesium is ... Read More

An Analysis of the Topic of the Discovery of the Element Radium (913 words, 2 pages)

The discovery of the element radium is one of the most famous stories in the science world. It started with the discovery of pitchblende, which is an ore of uranium that is four or five times more radioactive than uranium itself. Pitchblende was discovered by Antione-Henri Baecquerel in 1896. In ... Read More

An Analysis of the Properties of Fireworks (606 words, 1 pages)

Properties of Fireworks In America there is nothing greater than celebrating an American holiday by blowing up a small part of it. Many people do this using fireworks. Is there nothing more exciting than watching a sparkling aerial repeating light up the sky. Not only are fireworks a good source ... Read More

An Analysis of the Transgenic Species (603 words, 2 pages)

Processes used to produce transgenic species Transgenic species are groups of organisms that contain genes from other species. Transgenic animal species are produced by two main methods the transgene ("two separately cloned genes are spliced together, one gene contains the coding sequence for the protein of interest and the other ... Read More

A Overview of the Development of the Genetic Engineering (2542 words, 9 pages)

Genetic engineering has developed and blossomed at a frightening rate in the last decade. Originating as merely an area of interest for scientists, genetic engineering has now become an area of which all people should be somewhat knowledgeable. DNA profiling has many uses, both positive and negative, in our society. ... Read More

An Analysis of Automobile Engineers (476 words, 1 pages)

Porsche's are the greatest production sports car in the world, Because of their manufacturing and production methods, High performance and sleek design. The first thing that makes these cars great is the manufacturing methods used in creating such a spectacular automobile. All Porsche's are manufatured in Germany in the Porsche ... Read More

An Analysis of Polyurethanes (315 words, 1 pages)

Have you ever wondered just exactly what those magical plastic like substances that can be very soft or very hard, yet still the same substance called polyurethans actually were? Polyurethanes are very versatile plastics that were originally developed for military use by Otto Bayer in the late 1930's. They are ... Read More

A Study About Use and Benefits from Polyurethane (932 words, 2 pages)

Polyurethane Polyurethanes are very versatile thermoset plastics that were originally developed for military use by Otto Bayer in the late 1930's. They are so versatile that they can be made into a compound as soft as bubble-gum, or they can also be formed into compounds that are as hard as ... Read More

A Study of Platinum (866 words, 2 pages)

I am a silvery metal that is as resistant to corrosion and tarnishing as gold. I am almost as rare and consequently am the likewise highly valued and used in Jewelry. I am also used in chemicals industry as a catalyst, in medicine as an anti-cancer drug, and in catalytic ... Read More

An Analysis of the Cells of Angiosperms (762 words, 1 pages)

Angiosperms, the flowering plants, are the most highly evolved plants and the most dominant in present times. The cells of angiosperms are prearranged into different tissues and organs. The three main organs of flowering plants are roots, stems, and leaves. All the flowering plants are basically divided into two major ... Read More

An Analysis of tropism (945 words, 2 pages)

For my science experiment I will be testing if phototropism affects pea plants. The purpose of this is to see how much the growth of the plant is affected by sunlight. Many years ago the scientist Charles Darwin discovered what today we called phototropism. I intend to create my own ... Read More

Personal Experience of Learning Science (412 words, 1 pages)

When I was a young student I never thought of science as being significant enough to have a personal philosophy on the subject. However as a future teacher I have realized that it is a subject of great importance which needs to be contemplated. When I began to think about ... Read More

Organ Cloning and Cloning of Endangered Animals Should Be Allowed by Law and Reproductive Cloning of Humans Should Not Be Allowed (619 words, 1 pages)

Did you know that thousands of people each year die because the need an organ transplant, but can't get organs needed? Did you also know that by earth could lose 20 of all the species by 2025, and that animal species will continue to die out because humans are overcrowding ... Read More

An Analysis of Parathormone (561 words, 1 pages)

Parathormone (PTH) is a polypeptide of 84 amino acids that is produced and secreted by parathyroid chief cells. PTH regulates the concentration of calcium ions (Ca2) in the blood, this is important because Ca2 is need for proper muscle and nerve function. Low calcium blood levels (hypocalcemia) cause muscle spasms, ... Read More

An Analysis of Paradigm Paralysis (1521 words, 3 pages)

PARADIGM PARALYSIS The Swiss, for most of the 20th century, were pioneers in the trade of watch making. They dominated the industry, no other country produced watches that were more in demand. However, due to a simple yet remarkable innovation, this changed. The innovation of Quartz as a means of ... Read More

The Biological Definition of Osteogenisis Imperfecta (2528 words, 12 pages)

Osteogenisis Imperfecta (OI)- DEFINITION Osteogenisis imperfecta (OI) is a rare genetic disorder of collagen synthesis associated with broad spectrum of musculoskeletal problems, most notably bowing and fractures of the extremities, muscle weakness, ligamentous laxity, and spinal deformities. (Binder, 386). Other collagen-containing extraskeletal tissues, such as the sclerae, the teeth, and ... Read More

A Look at How Nuclear Reactors Work (605 words, 1 pages)

Nuclear Reactors Using a nuclear reactor is an efficient way to produce large amounts of electricity. Nuclear reactors are used to provide power to a neighboring town or city. In a nuclear reactor, water is heated using nuclear energy to the point that it boils and the steam collects around ... Read More

The Early Life and Times of Michael de Nistradamus (835 words, 2 pages)

Micheal De Nostradamus Micheal De Nostradamus was a 16th century physician. He was very educated and talented for his time. He also had another gift that allowed him to see through time. Nostradamus made statements about the rise of Hitler to the end of the world. Although it was considered ... Read More

The Hazard of the Contamination of World’s Underground Water Supply with Nitrates (1504 words, 3 pages)

Nitrates contamination of the world's underground water supply poses as a potentially serious health hazard to the human inhabitants on earth. High nitrate levels found in well water has been proven to be the cause for numerous health conditions across the globe. If we intend to provide for the future ... Read More

An Analysis of the Development in the Genetic Engineering Research (879 words, 2 pages)

Strategic Marketing, MKT 501 Module 2 - Case Assignment "Recent Biotech Innovation is a Little Fishy" "Night Pearls" are not worn around the neck of the wealthy and famous and they are not a new appetizer at Red Lobster. These new little gems were stumbled upon by H.J. Tsai who ... Read More

A Biography of Arthur Kornberg, an American Physician (2511 words, 4 pages)

Never Met A Dull Enzyme A. Personal Information Arthur Kornberg (1918-), American biochemist and physician, claims he has never met a dull enzyme. He has devoted his life to pursuing and purifying these critical protein molecules. His love of science did not spring from a family history rooted in science. ... Read More

A Description of the Transmitter Molecule Derived From Site of Synthesis (1021 words, 3 pages)

Transmitter Molecule Derived From Site of Synthesis Acetylcholine Choline CNS, parasympathetic nerves Serotonin 5-Hydroxytryptamine (5-HT) Tryptophan CNS, chromaffin cells of the gut, enteric cells GABA Glutamate CNS Glutamate CNS Aspartate CNS Glycine spinal cord Histamine Histidine hypothalamus Epinephrine synthesis pathway Tyrosine adrenal medulla, some CNS cells Norpinephrine synthesis pathway Tyrosine ... Read More

The Debate over the Importance of Nature Versus Nurture (697 words, 1 pages)

The debate over the importance of nature verses the importance of nurture has been going on since the beginning of modern science. Both sides of the argument have undeniably good points proving that that influence is more important than the other. Both nature and nurture are important because they both ... Read More

A Description of the Ban on Human Cloning to Procedures Designed to Lead to Birth (1012 words, 2 pages)

The National Academy of Sciences (NAS) made headlines when it issued a broadside that would, if followed by Congress, grant an open-ended license for biotech researchers to clone human life. True, the NAS recommended that Congress ban "reproductive" cloning, that is, the use of a cloned embryo to produce a ... Read More

A History of the Moon Landing in 1969 (1021 words, 2 pages)

In 1969, Neil Armstrong was the first man to walk on the moon. Or was he???? For the first time it is now, possible to present the compelling evidence that the Apollo 11 moon landing of July 20, 1969 was a hoax. There is plenty of evidence to support this ... Read More

A Microscopic Examination of the Structures of Metals (367 words, 1 pages)

MICROSCOPIC EXAMINATION OF METALS In this experiment, our aim is examining the microstructure of metals. By studying microscopic structures of metals, we determine which material fits best to a given application. We used the most common method, optical technique, to examine the microstructure. We used a small specimen cut from ... Read More

An Introduction to Microbiology (1992 words, 4 pages)

They're out there! You can't see them but they can see you. Right at this very moment they are living on and in your body, and there is nothing you can do about it! This may sound like the beginning of a horror movie, but it isn't. It is actually ... Read More

A Discussion on Deception (396 words, 1 pages)

Deception occurs when a person leads another person into believing an idea, concept, assertion, etc., that is untrue or lacks sufficient clarification. An example of deception could be an optical illusion. Your eyes see one or more things in a manner or state, that under close examination, appear differently than ... Read More

An Examination of Mass Extinction (1107 words, 2 pages)

Mass extinction Extinction is a continual product of natural selection. since the dawn of competition spawned by the first meiosis event , natural selection has altered all life on earth, precariously engaging in life experiments some that work and some that dont. Those experiments that do not work are those ... Read More

An Overview of the Possibility for the Exploration of Mars in the Future (848 words, 1 pages)

Mars has been a place NASA and other organizations have wanted to conquer after the Apollo missions. It has been several decades since anyone has sent anything to Mars. Lately though Mars has been the main focus to space engineers and scientists. This is because in 1989 President George Bush ... Read More

Biology Essay Examples