Biology Essays Examples For College & High School Students in PDF

10822 total results

Genetic Modification of Human Beings (1166 words, 4 pages)

We live in a world where plastic surgery and body modification is thenorm. So it only makes sense that we now have figured out a way tobecome better than the norm, even superhuman, all through the amazingdiscoveries in science. We have figured out how to manipulate the humangenome to remove ... Read More

The Importance of Bones in Research (3651 words, 12 pages)

Bones have proven themselves over and over again in research as the basis of further understanding. The idea of bones themselves is mind boggling and overlooked. Bones make up the greatest part of the human body even hair is keratin, a chemical that makes up bone (Standley). Especially the importance ... Read More

Legalization of Cloning (508 words, 2 pages)

There were several arguments between people about legalization of cloning in last 10 years. Some anti-proponent thoughts it is a bad ideas and other proponent thoughts it is a good idea to makes cloning as legal. Both side have strong viewpoint and have equal argument. There are some meaningful reasons ... Read More

A Biography of Karl Benz (1044 words, 4 pages)

Karl Friedrich Benz, born on November 25, 1844 in the city of BadenMuehlburg Germany. Benz was a son of an engine driver and attendedKarlsruhe grammar school and after that went to the KarlsruhePolytechnic University. Karl was a German engine engineer and designer.Karl opened his very first company together with his ... Read More

Watson, Crick and The Structure of DNA (721 words, 2 pages)

Paragraph 1) Describe the source and the data Watson and Crick used to formulate the structure of DNA, and describe what they initially proposed and how they solved the base problem. Paragraph 2) Describe the ultimate conclusions Watson and Crick made about the structure of DNA? Paragraph 3) Now we ... Read More

The Physical and Chemical Properties of Carbon (832 words, 2 pages)

Imagine the same year our California mission, San Luis Obispo is founded, the French Scientist Antoine Lavoisier came to the conclusion that diamonds and charcoal were both different forms of carbon(15). The real interest lies in how Lavoisier and other chemists came to this conclusion. It was 1772, that humanity ... Read More

The Fraudulent Trial of Ptolemys Theorization (1869 words, 5 pages)

In the past and present, new ideas frequently required considerable amounts of time to acquire municipal acceptance. For example, about 1,800 years ago Ptolemy theorized that the earth and its human populace were at the center of the universe, resulting to the conclusion of the sun was rotating around man ... Read More

DNA Transcription and Translation (1578 words, 7 pages)

Transcription To carry out its information-bearing function, DNA must do more than copy itself. It must also express its information. The first step a cell takes in reading out a needed part of its genetic instructions is to copy a portion of its DNA nucleotide sequence-a gene-into an RNA nucleotide ... Read More

CHD7 Cooperates with PBAF to Control Multipotent Neural Crest Formation (1148 words, 5 pages)

A central goal of developmental biology is to understand the mechanisms whereby undifferentiated, pluripotent cells differentiate into mature, organized cells and tissues.CHD7 encodes a protein mutated in human CHARGE syndrome, an autosomal dominant disorder that affects hearing, vision, and cardiac, craniofacial, and nervous system development 4. In the article CHD7 ... Read More

What Is Genetic Cloning? (909 words, 3 pages)

Have you ever wished you had a twin? Someone who looked just like you that could take your place when you needed. Well in 50 years scientist predict that may be possible by using genetic cloning. Genetic cloning is defined as the creation of an organism that is an exact ... Read More

Controversy Surrounding Genetic Donation (1293 words, 4 pages)

The controversy is not about the process of genetic donation. Donor is aiming to help aninfertilitiesor childless couple to have a child or on other hand, donor is helping to build a family and it is not a crime to do so but the query is whether this donation is ... Read More

The Science Behind The Big Bang Theory (2644 words, 16 pages)

The Big Bang Theory is a theory trying to explain what happened at the beginning of the universe and the early development of the universe. Scientists and physicists have learned that our universe had a beginning. But before the universe was created, there was nothing, not even space or time ... Read More

Measuring the Absorbance of Enzyme Activity (636 words, 2 pages)

The purpose of this experiment was to measure absorbance of enzymes activity at different times. The experiments simplified by using substrate as a phenolphthalein monophosphate (PMP) (Shown in fig.1). Phenolpthalein was pH indicator it appeared colourless below pH 9 then turned pink above pH 10. In this experiment alkaline phosphatase ... Read More

Overview of Rhodium (561 words, 3 pages)

Rhodium is an element that is quickly growing in popularity. It has a higher melting point and lower density than platinum. It has high reflectance and is hard and durable. When it is heated, it turns the oxide red and at higher temperatures turns back to the element. Rhodium is ... Read More

The Serine Protease Active Site (458 words, 10 pages)

IntroductionProteins form the majority of the natural catalysts in most of the biological reactions such as in the digestion process. The structure of the enzymes determines the activity and the specificity of the protein. This field has been widely studied in the form of structure function assays to elucidate how ... Read More

Shroud of Turin (1254 words, 4 pages)

It may possibly be the greatest what if in catholic theistic art form what if the Shroud of Turin is the actual burial cloth of Jesus Christ. What if the faint imprint of a man brutally crucified is the face of our savior? National Geographic called it, "One of the ... Read More

Biochemical Effect of Sildenafil Citrate on the Brains of Hyperammonemic Rats (3853 words, 14 pages)

AbstractAmmonia is produced continuously in the body. It crosses the blood-brainbarrier readily and at increased concentration it is toxic to the brain.Sildenafil has been successfully used to treat patients withcardiovascular diseases. It can also elevate localized cerebral bloodflow in rat brain. We therefore tested the hypothesis that sildenafilcitrate has a ... Read More

How Social Factors Influence the Work of Scientists (359 words, 2 pages)

Although the works of the scientists in the sixteenth and seventeenthcentury was impacted by political, religious, and social factorshowever social factors played the biggest part in affecting the work.Not all of the factors were negative, some were against the newdiscoveries, but some were for the new discoveries. These works caused ... Read More

Benefits and Problems of Cloning (384 words, 2 pages)

When I first heard of cloning back in elementary, I didnt know what it meant. My teacher the told me that cloning was the exact copy of another human being, or an exact copy of another animal. I told her how awesome that sounded, to have another copy of your ... Read More

The Moons of Jupiter (1203 words, 6 pages)

The four largest moons of Jupiter were first discovered in 1609 by an Italian astronomer named Galileo Galilei. A German astronomer Simon Marius claims to have seen them first and ended up naming them in 1614 Io, Europa, Ganymede, and Callisto. All of these were named after Greek Gods or ... Read More

Robert Hooke’s Biography (283 words, 2 pages)

Robert Hookes life of an inventing genius flourished during the Scientific Revolution. Born in England, Hooke is known for many inventions and discoveries, including his cell theory, the anatomy of plats, the law of elasticity, the microscope, and his theory of the moons features. All of these observations are written ... Read More

The Merits and Demerits of Practicing Eugenics (410 words, 1 pages)

Eugenics is the belief that the human population can be improved by breeding people with desirable traits such as emotional and physical health, good character and superior intellect. While on the other hand, forcing those who have less desirable traits including, downs syndrome, physical handicaps and various other perceived limitations ... Read More

Notes about DNA (459 words, 4 pages)

The 3D structure of DNA is called the double helix. The 3D structure of DNA was determined by the use of x-ray diffraction which allowed scientist to look inside molecules and determine their 3d structure. The structure was found in 1953 by James Watson, Francis Crick, Maurice Wilkins and Rosalind ... Read More

Performing Ultra High Precision Photometry (294 words, 1 pages)

To perform ultra-high-precision photometry (i.e., measurement of brightness variations to a level of 1 part per million) of stars down to the naked-eye limit of visibility (magnitude 6) for up to two months without major interruptions. (Note To put the sensitivity of MOST in perspective, look at a streetlamp 1 ... Read More

Overview of Quantum Electrodynamics (602 words, 2 pages)

When Idiscoveredthat themagicof thepeppersghostwasartificial, Ifeltcheated. At thesametime, Iwasamazedby the principletheory behind this magic- thepartialreflectionoflight. Mycuriositytoinquireexplanationto phenomena Iobserveurgesme topursuescienceat afurtherlevel.Insome of Richard Feynmanslectureson Quantum Electrodynamics, Iagaincameacrosspartialreflectionthe explanation to thebrilliantcolorsofpeacockfeathers.partialreflectionby 2surfacesin theirfeathers.I could notleadmyself tobelievethat thebrilliantlycoloredpeacocksfeatherswereoriginallypigmentedbrown. is aresultofstructuralcolorationduetoconstructiveinterferenceof tworeflectedlightraysbyparallelreflectivesurfaces.Myeagernesstounveil'how' and'why' aphenomenonhappensat afundamentallevelfoundedmyinterestsinscience.Peter Atkins Four Laws thatDrivethe Universe aboutrevealsthat temperature is theconstantmovementofparticlesaccordingto the ... Read More

Debunking the Lunar Effect (234 words, 2 pages)

My pseudoscience paper is about The Lunar Effect. The lunar effect is the theory that there is a connection between the Earths lunar cycle and deviant behavior of people. In spite of numerous studies, no significant differences on human behavior have been established. Scholars debunking the effect sometimes refer to ... Read More

A Biography of Ellen Ochoa (474 words, 2 pages)

Ellen Ochoa was born on May 10, 1958 to Rosanne and Joseph Ochoa in Los Angeles, California. Ochoa grew up with her sister and three brothers in a single-parent household, when her father left the family when Ochoa was just in junior high school. Although Ochoas father grew up speaking ... Read More

Overview of Alexander Graham Bell (341 words, 1 pages)

There are a lot of great inventors in the world today, none like Alexander Graham Bell. He is a role model to every inventor in the world. Alexander Bell is known for the telephone and other great inventions. His family was a very important to inventions leading up to the ... Read More

Nonlinear Dynamic Response of Base-Isolated Rigid Blocks under Horizontal Motions (333 words, 1 pages)

Nonlinear dynamic response of base-isolated rigid blocks underhorizontal motions is presented in this paper. The structural model iscomposed of a rigid block supported by a rigid base and an isolationsystem, which decouple the rigid base from the ground. The dynamicresponse of the system causes through two distinct oscillation patternspure translation, ... Read More

An Overview of the Haber Process (342 words, 2 pages)

The Haber process is the principle comerical method of producing ammonia, by direct combination of nitrogen and hydrogen under high pressure in the presence of a catalyst, often iron. The uses that it has in industrial conditions is that when producing ammonia the temperature must be 450 degrees Celsius to ... Read More

Biology Essay Examples