Biology Essays Examples For College & High School Students in PDF

10822 total results

The Problems of Current Ideas in Nano Technology Research: The Energy Requirement for the Development of Shuttles and Advanced Satellite Transmission (302 words, 1 pages)

One of the big problems not fully appreciated with current ideas in nano technology research is the energy requirement for the development of shuttles and using it to carry the bots to other planets. First of all, the design of the shuttle would have to be very intricate because it ... Read More

A Brief Introduction of the Bacteria Myxococcus Xanthus a Decomposer That Moves and Forms Fruiting Bodies to Reproduce (537 words, 1 pages)

The bacteria Myxococcus Xanthus is a decomposer that moves and forms fruiting bodies to reproduce. These fruiting bodies are mounds that grow into mushroom cloud like bodies, where cells differentiate on the inside to form small spores that are heat and desiccation resistant. In her discussion of Myxococcus Xanthus, Dr. ... Read More

An Introduction and an Analysis to Determine the Resistivity (R) of a Given Sample of Wire for a Metallic Conductor (768 words, 4 pages)

Determination of r for a Metallic Conductor Aim To determine the resistivity (r) of a given sample of wire Introduction Physical factors that affect the resistance of a conductor are length, cross sectional area and a constant that depends upon the material called the resistivity. The resistance per unit length ... Read More

An Overview of Different Types of Fog and Clouds (467 words, 1 pages)

1. There are five types of fog to be found. There is radiation fog which is the cooling of air to dew point by longwave radiation loss and is considered to be a diabatic process (involving the addition of, or removal of heat). This fog develops when the loss of ... Read More

A Brief History and the Description of Humans (518 words, 1 pages)

Men, what are we? Men, is described as a mammal, a vertebrates. Rabbit, cow, are also mammals but they follow a rule. They exist with the ecosystem in a unique balance, food web that is determined from producers to 1st order consumer, to 2nd . 1st orders being the herbivore ... Read More

A Brief History and the Discovery of Gamma-Ray Bursts (GRB) (734 words, 1 pages)

Gamma-ray bursts (GRB) have left astronomers scratching their heads since the late 1960s when they were discovered by U.S. military satellites. Part of the mystery began to unlock when astronomers at Northwestern University detected the first observational evidence for the remnants of hypernovae, explosions hundreds of times more powerful than ... Read More

A Brief Summary and an Introduction to the Human Skeletal System, Working Joints and the Composition of the Bones (1016 words, 2 pages)

Human Travel Systems We would like to take you on a marvelous trip through the skeletal system. In this trip you will view such sites as the working joints and bones and also the composition of the bone. We cant give away the whole trip quite yet so sit back ... Read More

Human Genome Project Applications and Benefits (969 words, 2 pages)

Human Genome Project The Human Genome Project (HGP) is an international 13 year effort that began in October of 1990. The main objective of the project is to map the entire human DNA sequence. The project was planned to last 15 years, but rapid technological advances have moved the completion ... Read More

A Comparison of Materialist and Spiritualist Interpretations on Creation of Human Beings (1021 words, 2 pages)

Human Origins For years, the evolution of human beings has been researched and studied. In today's society, there are many different interpretations on creation and how humans came to be what they are today. Through much scientific evidence and studies, there is now physical proof that human beings may have ... Read More

Horizontal Gene Transfer and Biotechnology Benefits (720 words, 1 pages)

Horizontal Gene Transmission For centuries, humankind has made improvements to crop plants through selective breeding and hybridization, the controlled pollination of plants. Plant technology is an extension of this traditional plant breeding with one important difference, plant biotechnology allows for the transfer of a greater variety of genetic information in ... Read More

A History, the Basic Belief of Genetics and Its Theories Throughout Time (1286 words, 2 pages)

What is Genetics? Genetics is usually defined as the transmission of traits from one generation to the next. Although correct in its meaning, the definition is rather vague. Genetics not only involves the transmission of traits from generation to generation, but it also involves every biological occurrence in an organism. ... Read More

A Discussion on Genetic Engineering (1113 words, 4 pages)

Genetic Engineering Correcting the Code Often there is a sudden breakthrough in a field of sciences, a key moment, an experiment, an event that changes people's lives all over the world. In September of 1990, the first genetic treatment of a human being with an inherited illness was they key ... Read More

Everything You Need to Know About Iron (673 words, 2 pages)

Everything You Need to Know About Iron Iron is called a trace mineral, but its effects are mighty. We need it to produce hemoglobin, the oxygen carrier in red blood cells that brings oxygen to the rest of the body. Iron is also needed to produce myoglobin, the oxygen reservoir ... Read More

Argument between Scientific Revolution and Church’s Beliefs (652 words, 1 pages)

Have you ever sat down and just gazed at the stars, wondering how everything began? Have you ever attempted to imagine how everything, from the universe to the human body, works? These common, yet profound, questions are what began the time period known as the Scientific Revolution. The thing that ... Read More

An Analysis of the Disorders of the Endocrine Gland (772 words, 1 pages)

Endocrine disorders Anatomy Physiology Diabetes Mellitus is a pancreatic disease in which the pancreas produces little or no insulin. Insulin is a hormone that helps the bodys tissues absorb glucose (sugar) so it can be used as source of energy. Insulin is secreted by the beta cells of the pancreas, ... Read More

The Life and Works of Thomas Edison (772 words, 2 pages)

Thomas Edison Thomas Alva Edison, born in Milan Ohio, is one of the greatest inventers and masterminds of our time. On February 11,1847 an intellectual hero was born. He will discover and developed what is known as electricity. By far, I believe, this was his most notorious discovery. Thomas lived ... Read More

The Scope and Scale of Geologic History (340 words, 1 pages)

Scientist would need a variety of different pieces of evidence to document the scope and scale of geologic history. The earth is billions of years old, therefore rocks are obvious evidence of it's geologic history. Since all natural land masses ever created on earth stay on earth, it is a ... Read More

Biotechnology and Genetically Modified Foods (782 words, 2 pages)

1. What is the definition of the term 'Biotechnology'? Biotechnology can be defined as the use of microorganisms, such as bacteria or yeasts, or biological substances, such as enzymes, to perform specific industrial or manufacturing processes. This includes the production of certain drugs, synthetic hormones (artificial or man-made), and bulk ... Read More

An Analysis of Benzoyl Peroxide (506 words, 1 pages)

Chemical Name Benzoyl Peroxide (C14H10O4) Benzoyl peroxide is the main compound found in several different pharmaceuticals for treating acne, food additives, as polymers, and catalysts in several different reactions. Other common names for this compound are Oxy-10, Panoxyl, Benzagel 10, Benzoic acid, Lucidol, and several others. The melting point for ... Read More

Saving the Earth by Making a Switch to Hydrogen Fuel (596 words, 1 pages)

A new innovative technology has been foreseen in our future and will have the power to replace fossil fuels forever. By ending the use of fossil fuels, hydrogen use seems to promise the end of global warming, but how long will it be before the entire world will evolve into ... Read More

Characteristics of Platinum (324 words, 1 pages)

Platinum is a very pretty white silvery metal. Its has many isotopes that range from 190Pt to 198Pt. Platinum's atomic mass average is 195.08 amus. Platinum's place on the periodic table is period number 6, group number 10. Platinum has a fairly large Atomic number it is 78. Platinum's elemental ... Read More

A Summary of Seven Stages of Biological Process of Forming Public Opinion in How Public Opinion Really Works by Daniel Yankelovich (982 words, 2 pages)

"How Public Opinion Really Works" In "How Public Opinion Really Works", Daniel Yankelovich provides his opinion about the true workings and shifting of the poll numbers. He feels that, in reality, many polls are false, taking the temperature of the people long before an adequate reading can be made. There ... Read More

A Discussion on the Andromeda Galaxy (1352 words, 2 pages)

Once upon a time in a galaxy far, far away I chose an article from the SkyNews magazine from Nov- Dec 2001 describing the Andromeda Galaxys movement towards us (blue shift), as appose to most other galaxies and objects in the universe, who are moving away from us (red shift), ... Read More

A Discussion on Zen and the Brain (365 words, 1 pages)

Zen and the Brain Zen enlightenment experiences have been shown to have some amount of neurophysiological explanations. These neurophysiological explanations are a new opposition for Zen Followers, but they still do not undermine their religion. Zen enlightenment experiences have often been described as taking place in a different state of ... Read More

An Analysis of Working Mechanism in Electric Heaters (370 words, 1 pages)

Appliances that heat up, such as a hair dryer, a clothes iron, toaster, electric toaster oven, or an electric space heater all work on the same idea. They change electrical energy to heat energy. The devices all plug into a source of electricity. Electric current runs from your wall socket ... Read More

Pulleys: Simple Science in Motion (398 words, 1 pages)

PULLEYS The bike uses many different types of simple machines to move and stop. The simple machine that makes it go is the pedals and gears, and the simple machine that makes it stop is the brakes. Pedals and Gears Pedals and gears are simple machines. The chain of a ... Read More

A Discussion on the Airplane Mechanism (1026 words, 2 pages)

The definition of an airplane according to Marks Standard Handbook for Mechanical Engineers, is a mechanically driven fixed-wing aircraft, heavier than air, which is supported by the dynamic reaction of the air against the wings. For an airplane to fly, it has three basic concepts. One for the airplane to ... Read More

The Importance of Scientific Researches (496 words, 1 pages)

We watch with wonder the images beamed back to Earth by the Mars Sojourner probe wonder at the fact that we are seeing pictures of a new, largely unexplored world. It is a great tribute to our space program that we can see these pictures and wonder, that these images ... Read More

The Great Mystery of Gravity (939 words, 2 pages)

Why Is There Gravity? When you pick up a stone and release it falls to the ground. This seemingly simple concept has been known throughout history as gravitation. Isaac Newton managed to explain gravity in terms of its effects, but few have come up with a working explanation for the ... Read More

The History of The West Nile Virus in Africa (423 words, 1 pages)

The West Nile Virus The West Nile Virus is a mosquito-born virus that can cause encephalitis (inflammation of the brain) or meningitis (inflammation of the lining of the brain and spinal cord). The West Nile Virus is spread to humans by the bite of an infected mosquito. A mosquito becomes ... Read More

Biology Essay Examples