Biology Essays Examples For College & High School Students in PDF

10822 total results

Science and Pseudo-Science (554 words, 1 pages)

In the history of mankind, we have strived to understand the world around us, to know and understand how and why things happen. Thus, science was born. Pseudo-science was born, as well. A science tries to explain how and why things happen by creating laws that dictate what Nature does. ... Read More

A Discussion on Phenology (1985 words, 3 pages)

Phenology discussion Many factors such as latitude, altitude, and the buffering effects of large bodies of water affect climatic conditions, regional differences occur in all biological events. Because of the wide range of variability in climate, scientists look elsewhere to predict natural events. This area of science called Phenology, is ... Read More

A Discussion on the Advances of Medical and Scientific Knowledge (306 words, 1 pages)

There have been great advances in medical and scientific knowledge in the ensuing century, and there have been myriad changes in health care in the past 20 years. Not all the changes are viewed necessarily as being effective, but as society is faced with the necessity of making changes that ... Read More

The Life and Contributions of Guglielmo Marconi (573 words, 1 pages)

Guglielmo Marconi lived from 1874 till 1937. He developed a way of wireless communication. He found that you could use radio waves as a signaling system. Marconi discovered that a circuit carrying an electric current that rapidly alternates direction produces radio waves. The sound wave is a type of compression ... Read More

An Analysis of the Major Greek Contributions Including Astronomy, Optics and Acoustics (1415 words, 3 pages)

Major Greek contributions include astronomy, optics, and acoustics, along with major advances in mathematics. Science in ancient Greece was based on logical thinking and mathematics. The Greeks were very interested to know about the world, the heavens, and themselves. Greek geniuses were lucid thinkers and bold reasoners. The Greek philosophers ... Read More

An Analysis of the African-American Inventors Having Gotten Little Recognition For Their Accomplishments (749 words, 2 pages)

African-American inventors have gotten little recognition for their accomplishments. Indeed, it was hard to find information to even write a small report on a single one of them. However, although their names might not be as household as Thomas Edison, that does no mean that African-American inventors have not played ... Read More

The Life and Contributions of Grace Murray Hopper, an American Computer Scientist (472 words, 1 pages)

Grace Murray Hopper (1906 - 1992) Grace Hopper graduated from Vassar College in 1928 with Phi Beta Kappa and a Vassar College Fellowship. She went to Yale University, where she earned an M.A. in 1930, and a Ph.D. in 1934. She also went to New York University as a Vassar ... Read More

An Introduction to the Analysis of Scientific Advancement (510 words, 1 pages)

In the ever-evolving world of scientific advancement, many new innovations have become quite commonplace in today's bustling world. One such advancement in science is the genetic altering of plants to ensure crops are healthy and plentiful each year. As alarming as this may sound, it has become very common in ... Read More

An Introduction to Genetic Engineering in Agriculture (1107 words, 2 pages)

Genetic Engineering in Agriculture Biotechnology, also called genetic engineering, is a branch of science in which an organisms genes are manipulated in order to modify its characteristics. This technology has been applied to plants and animals, and humans as well. Genetic engineering in agriculture is often compared to crossbreeding, a ... Read More

An Introduction to the Analysis of Mutation (1038 words, 2 pages)

What is a mutation? A mutation as defined by the dictionary is a sudden change in a heritable characteristic. There a several things that can cause a mutation in someone's or something's body. A genetic mutation is what causes mutations in an animal or human. To understand what a genetic ... Read More

An Introduction to the Analysis of Science (2321 words, 3 pages)

Science is a source that continues to radically improve the state of mankind. It has allowed for advances in production, transportation, and even entertainment, but never in history will science be able to so deeply affect our lives, as genetic engineering will certainly do. Genetic engineering is a safe and ... Read More

An Introduction to the Genetic Code of a Mouse (205 words, 1 pages)

Genetic Code of a Mouse According to scientists by finding the genetic code of mice will one-day help scientists better understand the function of human genes. If the scientist find the genetic code of a mice they will be able to develop enhanced disease treatments. The National Institutes of Health ... Read More

An Introduction to the Cultural Construction of Gender (1174 words, 2 pages)

In all cultures there is a cultural construction of gender. Contemplate over your personal experience and discuss the ways that you were personally trained into your gender at home, at school, with your friends, etc. Define gender and specify first the ideas and practices which are associated with the particular ... Read More

An Introduction to the Analysis of Gene Therapy (3646 words, 6 pages)

In research facilities all around the world scientist are attempting to stop diseases at their very roots. Instead of trying to find drugs to cure illnesses they are trying to change the genes that cause the diseases. The process by which this is done is called gene therapy. Gene therapy ... Read More

An Introduction to the Life of Galileo Galilei (511 words, 2 pages)

Galilei, Galileo 1564-1642, Italian astronomer, mathematician, and physicist was born in Pisa, Italy. He started Pisa University as a medical student in 1581, and became professor of mathematics at Padua(1592-1610), where he improved the refracting telescope (1610), and was the first person to use astronomy. At the age of 19 ... Read More

An Introduction to the History of Isaac Newton (1136 words, 3 pages)

INTRODUCTION For millennia mankind has inhabited the third planet from the sun the planet that supports life and is know to us as Earth. Although there has been life on Earth for quite sometime, it is only in the past few centuries that man has come to learn about what ... Read More

Measuring a Rate of Reaction (2032 words, 4 pages)

Hypothesis The rate of a reaction is the speed at which a reaction happens. If a reaction has a low rate, that means the molecules combine at a slower speed than a reaction with a high rate. Some reactions take hundreds, maybe even thousands of years while other can happen ... Read More

An Introduction to the Analysis of an Image (943 words, 2 pages)

What is an image? An optical appearance a mental representation an idea or conception. The term image may be applied to a picture such as a photograph a painting or a sketch which has a real physical existence. May also be applied to an idea or concept which has a ... Read More

An Introduction to the Life of Friedrich August Kekule (1237 words, 4 pages)

(1) One 19th century chemist who made many discoveries and had many accomplishments, which lead to the better of mankind, is Friedrich August Kekule. His Benzene ring finding made him a pioneer in the world of chemistry, even though chemistry was not very highly regarded in his day. Kekules success ... Read More

An Introduction to the First Life on Earth (799 words, 2 pages)

Today, we've realised that the very first life on Earth was indeed originated from abiotic surroundings. In fact, organic molecules have been successfully generated from abiotic elements by scientists To understand how this creation of life from abiotic material occured, we have to consider a critical idea. Life originated from ... Read More

An Introduction to the Life Cycle of Ants (465 words, 2 pages)

Life cycles. During the reproductive flights of ants, when winged males and female ants mate. After sperm is transferred to the female, the male soon dies. Females land, locates a suitable nesting sites, the female looses her wings and begins laying eggs. The first brood of larvae are fed and ... Read More

A Discussion of Carbonates Decomposed By Heat into the Corresponding Oxides and Carbon Dioxide (638 words, 2 pages)

AIM To carry out a lab experiment to decompose a carbonate using heat, also to carry out appropriate tests for the formation of products as a result of this decomposition. DISSCUSION Carbonates are decomposed by heat into the corresponding oxides and carbon dioxide. The temperature of decomposition depends upon the ... Read More

A Description of the Exhaust Systems on a Car as the Most Important Device To Keep Our Environment Clean (4014 words, 6 pages)

Exhaust Systems The exhaust system on a car is the most important device to keep our environment clean. Many exhaust emissions from the engine such as water, oxygen, nitrogen, and carbon dioxide, are of little concern. Others, such as hydrocarbons (HC), oxides of nitrogen (NO ), and carbon monoxide (CO), ... Read More

A Look At the Cells From a Water Plant and To Show Its Chloroplasts (209 words, 1 pages)

Aim To look at the cells from a water plant and to show its chloroplasts. MaterialsEquipment Microscope Slide Elodea plant Water Dropper Cover slip Lamp Method 1. prepare microscope and lamp 2. take a leaf from the water plant and put it onto the slide 3. put 2 drops of ... Read More

A Description of a Human Being a Creature With Delicate Movements and Unpredictable Intelligence (384 words, 1 pages)

A human being is a creature with delicate movements and unpredictable intelligence which fades away with the ceasing of the heart beat. The ancient methods for the conservation of those traits can be seen in written texts and the practice of research and visual arts. Human evolution, meaning the biological ... Read More

A Definition of Eugenics as in the Webster’s New World Dictionary (3923 words, 6 pages)

Webster's New World Dictionary defines eugenics as the movement devoted to improving the human species through the control of hereditary factors in mating. The use of words "control" and "mating" in one sentence appears to be oxymoronic. In nature there is no control--one simply gets what one gets. Scientific studies ... Read More

The Ethical and Moral Issues in the Developments of Therapeutic Genetic Modification (1425 words, 2 pages)

INTRODUCTION Genetic research has advanced in a dramatic fashion in the last decade or so, to the point where it has now become possible to attempt therapeutic genetic modification, in a few cases of human genes, where a defects exists which manifests itself in certain serious disease. This possibility, known ... Read More

An Analysis of the Ethical Concerns of Classical Breeding and Genetic Engineering (1363 words, 2 pages)

Ethical Concerns of Classical Breeding and Genetic Engineering You can stop the splitting of an atom you can stop visiting the moon you can stop using aerosols you may even decide not to kill an entire population by the use of a few bombs, but you cannot recall a new ... Read More

An Introduction to the Analysis of an Enzyme (2841 words, 5 pages)

Planning. Introduction An Enzyme is any one of many specialised organic substances, composed of polymers of amino acids, that act as catalysts to regulate the speed of the many chemical reactions involved in the metabolism of living organisms. Those enzymes identified now number more than 700. Enzymes are classified into ... Read More

Two Different Types of Energy: Kinetic and Potential (1136 words, 2 pages)

Energy is the ability to do work. The two different types of energy are kinetic and potential. Kinetic energy is energy in motion and potential energy is energy that is stored. Energy is measured in units which are BTU (British thermal unit) and a joule. The Law of Conservation of ... Read More

Biology Essay Examples