Biology Essays Examples For College & High School Students in PDF

10822 total results

An Introduction to Enzymes (552 words, 1 pages)

An enzyme is a catalyst, which is a chemical agent that changes the rate of a reaction without being consumed by the reaction. The reactant that an enzyme acts on is called its substrate. While the enzyme is bound to the substrate, the catalytic action converts the substrate to the ... Read More

The Ongoing Debate of Evolution Versus Creation in School (723 words, 4 pages)

The Great Debate Should Creation Be Taught in School?Evolution versus creation has been a debate lasting decades upon decades in the United States and around the world. The mock trial held during class, however, was not to prove one view as right and the other wrong. Rather, the focus of ... Read More

An Analysis of the Activity of Enzymes Under Different Conditions (316 words, 2 pages)

Introduction Within each of our body cells are thousands of enzymes. These enzymes are proteins, or chains of amino acids that are responsible for chemical reactions. Enzymes are also called organic catalysts. A catalyst is a substance that speeds a chemical reaction without getting changed much itself. The catalyst well ... Read More

The Life and Works of Enrico Fermi (309 words, 2 pages)

Enrico Fermi was an Italian-American physicist and Nobel laureate, known forachieving the first controlled nuclear reaction (Encarta 98). Enrico was born on Sep. 29, 1901 in Rome, Italy. Formally educated at theUniversity of Pisa, Enrico was also a student of many leading theoretical physics centers.He soon became a professor of ... Read More

An Analysis of the Electromagnetism and the Electric Current (436 words, 1 pages)

Electromagnetism defined as magnetism produced by an electric current. In other words it is the electricity part of what holds ourselves and every bit of matter in the universe together. This source of universal glue is found within atoms themselves.As the name sounds, there are two different forces within electromagnetism ... Read More

An Analysis of the Electromagnetic Radiation (772 words, 2 pages)

Electromagnetic radiation is defined as the emission and transmission of energy in the form of electromagnetic waves (Chang, pp. 246). An electromagnetic wave consists of two waves at perpendicular planes, on representing the electrical field while the other represents the magnetic field. This spectrum is split up into about 81 ... Read More

A Description of the Electron Transport as the Last Phase and Most Important Phase of Cell Respiration (769 words, 1 pages)

Electron transport is the last phase and most important phase of cell respiration. It accounts for most of the ATP made in cell respiration. Cell respiration makes a total of thirty eight ATPs, two from Glycolysis, two from the Krebs cycle and thirty four from electron transports. Electron transport takes ... Read More

The Life and Accomplishments of Albert Einstein (510 words, 1 pages)

Einstein was born in Ulm on March 14, 1879, and spent his youth in Munich, where his family owned a small shop that manufactured electric machinery. He didnt talk until the age of three, but even as a youth he showed a brilliant curiosity about nature and an ability to ... Read More

An Overview of the Chandra X-Ray Observatory on the Space Shuttle Columbia (487 words, 1 pages)

A hydrogen fuel leak, which could have caused an engine shutdown, costly delays on the launching pad, and a year of technical difficulties didnt stop the successful launch of the 1.5 billion Chandra X-Ray Observatory on the Space Shuttle Columbia. Nor did it stop Eileen Collins, 42, from becoming NASAs ... Read More

Account of the Life and Works of Albert Einstein (1432 words, 6 pages)

Einstein was born in Ulm, Germany on Mar. 14, 1879. Einstein's parents, whowere non observant Jews, moved from Ulm to Munich when Einstein was an infant. Thefamily business was the manufacture of electrical parts. When the business failed, in 1894,the family moved to Milan, Italy. At this time Einstein decided ... Read More

An Analysis of the Effects of Depth and Sediment Concentration on the Penetration of Light in Water (1063 words, 2 pages)

Effects of Depth and Sediment Concentration on the Penetration of PhotosyntheticallyIntroductionThe purpose of this study plan is to measure the effects of light on sedimentary particles in water. This study plan will include information pertaining to equipment, procedures, and analysis. This plan will also discuss problems that could arise during ... Read More

An Analysis of Enzymes Such as Catalase as Large Protein Molecules That are Found in Living Cell (2431 words, 6 pages)

Enzymes such as Catalase are large protein molecules that are found in living cells. They are used to speed up specific reactions in the cells. They are all specific as each enzyme just performs one particular reaction. In their globular structure, one or more polypeptide chains twist and fold, bringing ... Read More

An Analysis of the Ways an Organism Avoids Being Prayed Upon (2506 words, 4 pages)

An organism has several ways to avoid being prated upon. One way to avoid this is to practice crptis. Crypis is the action of organisms avoiding predation by blending in with their backgrounds and matching the color pattern of a bark, twigs or leaves. Palatable animals often utilize this strategy ... Read More

A Description of DNA as a Deoxyribonucleic Acid Which is Double Stranded, Helical Nucleic Acid Molecule Which Determines Inherited Structure of a Protein (555 words, 3 pages)

DNA, Deoxyribonucleic acid, is a double stranded, helical nucleic acid molecule which determines inherited structure of a protein. The steps are made of bases adenine, guanine, cytosine, and thymine. The sides are sugar and phosphate molecules. Restriction enzymes are enzymes that cut DNA at restriction sites, leaving fragments blunt or ... Read More

An Analysis of the Life and Contributions of Dmitri Ivanovich Mendeleev, a Russian Chemist and Inventor (604 words, 2 pages)

Derived by Dimitri Mendeleev, the periodic table may be one of the most informational tables contained in chemistry. By leaving gaps in the columns and rows, Mendeleev was allowing for the discovery of undiscovered elements of that time. From the properties of the elements surrounding these gaps, Mendeleev was able ... Read More

An Analysis of the Bulk Movement as the Overall Movement of a Fluid (614 words, 3 pages)

1. a) Bulk movement is the overall movement of a fluid. The molecules allmove in the same direction. Diffusion however is the random movement ofmolecules which usually results in a fairly even distribution. In otherwords the movement is not guaranteed to move in one direction but theprobability that it will ... Read More

An Analysis of Different Arguments on the Issue of Ozone Depletion (381 words, 1 pages)

The issue of whether the people of the world have exaggerated the threat of the ozone depletion has been widely debated. It is an important issue because it concerns health and well being now and tomorrow. A variety of different arguments have been put forward about this issue. Because air ... Read More

An Analysis of Electromagnetism Which Exists Everywhere (593 words, 1 pages)

Electromagnetism exists everywhere. When people drive, walk, or even go to the beach. However, due to the extreme complexity of the topic, electromagnetism has proven to be a subject studied by those who are crafty and willing enough to explore the domain. The ideas of electricity start from simple objects ... Read More

An Introduction to the Genetic Material of Cells (993 words, 2 pages)

Deoxyribonucleic acid and ribonucleic acid are two chemical substances involved in transmitting genetic information from parent to offspring. It was known early into the 20th century that chromosomes, the genetic material of cells, contained DNA. In 1944, Oswald T. Avery, Colin M. MacLeod, and Maclyn McCarty concluded that DNA was ... Read More

An Analysis of the Characteristics, Types and Creation of Crystals (1487 words, 3 pages)

What is a crystal? A crystal is a solid substance with definite geometric shapes and molecules that are arranged in a repeating pattern (Comptons ). Crystals have fixed angles between its faces, which have distinct edges. If the faces of a crystal can reflect light, then it will sparkle (Stangle). ... Read More

A Description of Creatine as a Substance That is Naturally Produced in Every Human Being (2654 words, 5 pages)

Mark McGwire uses it. Sammy Sosa uses it. The Atlanta Braves have tubs of it in their locker room. Then why does Scott Carnahan, Linfield Colleges varsity baseball coach and coach of the 1994 U.S.A. Olympic baseball team emphasize, I will not participate in distributing it to any of my ... Read More

A Discussion of the Issues Related to the Theory of Creationism (1399 words, 2 pages)

Creationism is a religious metaphysical theory about the origin of the universe. It is not a scientific theory. Technically, creationism is not necessarily connected to any particular religion. It simply requires a belief in a Creator. Millions of Christians and non-Christians believe there is a Creator of the universe and ... Read More

A Biography of Nicolaus Copernicus, a Renaissance Mathematician and Astronomer (252 words, 1 pages)

Nicolaus Copernicus was born in 1473 in Poland to a family of merchants andmunicipal officals. Copernicus later moved in with his uncle Bishop Lukasz Watzenrode. Nicolaus obtained a better education while living with his uncle. Copernicus entered Jagullonian University in 1491. He studied the liberial arts for fouryears without recieving ... Read More

An Introduction to the Process of Making a Column (350 words, 1 pages)

The purpose of this project was to make a comparison of two different columns using different ingredients.I made a hypothesis that two columns would decompose at a slow rate depending on the environment, heat, water, air etc. And at the end I would end up with soil in both the ... Read More

An Analysis of the History of DNA Which Use For Forensic Cases Already Spans More Than a Decade (1181 words, 3 pages)

The history of DNA use for forensic cases already spans more than a decade. The first cases into which DNA evidence was brought in were in England. The first case of using DNA-related evidence in Arizona courts was the 1988 murder of Jennifer Wilson by Richard Bible near Flagstaff. Blood ... Read More

Cloning and the Process of Genetic Engineering (1093 words, 2 pages)

Cloning is a process that has been debated for decades, and all the arguments are now coming to a head. The thought of cloning has been around since the turn of the century, but was not given much publication until the genre of science fiction pursued it in novels, comics, ... Read More

Clone: The Science of Cloning (911 words, 2 pages)

Science, in the past few years has made great strides in the field of mammal reproduction. Theyve worked for years to find out exactly what happens during a pregnancy, and also how it works. Weve come so far in these stages as to gain the knowledge needed to make oral ... Read More

A Study on Cloning: The Manipulation of the Genes (1853 words, 3 pages)

Everyday people find themselves at a crossroads that requires a decision as to which path to follow. In the past few years, scientists have gained knowledge about cloning that could impact our lives for centuries to come. As a society we are at a crossroads and we will have to ... Read More

An Analysis of Sensitive Chromosome Which Probes Recently Discovered By a University of Toronto Geneticist (710 words, 3 pages)

Sensitive chromosome probes recently discovered by a University of Torontogeneticist will make it easier to detect certain types of genetic and prenatal diseases, aswell as being used to determine paternity and provide forensic evidence in criminalProbes are short pieces of DNA which bind to, and actually pinpoint, particularsites on a ... Read More

A Study on Thermodynamics (430 words, 1 pages)

According to principles of Thermodynamics, the system tries to go to the state of minimum energy. Of course, we would have to assume that1.the system is not tight(so that energy may escape to some other system). The principle of conservation of energy has to be followed.2.the system is not in ... Read More

Biology Essay Examples