Science Essays Examples For College & High School Students in PDF

14278 total results

The Human Genome Project and Its Effects on the Scientific and Business World (690 words, 3 pages)

In every field of study known to man, there are always certain topics of controversy, the patenting of sections of the human genome is one such debateable topic. On one side, scientific discoveries should be the property of everyone, and on the other side the belief is that monetary gain ... Read More

An Overview of Traffic Count and Its Importance to the Zamboanga Land Use Planning Study (447 words, 2 pages)

Traffic Count also known as the Traffic Survey. It was a great opportunity given to the selected students of the College of Engineering and Technology as they get collaborate and work with PALAFOX and Associates also in partnership with the City Government of Zamboanga, the said traffic count served as ... Read More

An Experiment on the Effects of Molarity on Change of Mass of Potato Cell (955 words, 4 pages)

LAB REPORTTHEORYThe random movement of water molecules from a high water potential gradient (high concentration) to low potential gradient (low concentration) through partially permeable membrane is called osmosis. In osmosis, the solute cannot pass through the partially permeable membrane but the solvent can because it only allows certain material to ... Read More

A Study on the Effects of Classical Music or Any Other Type of Music on the Growth of Plants (733 words, 3 pages)

The effect of music on plants has been a reoccurring experiment among scientists. Music and vibrations of the music has been though to stimulate the seeds of plants and help the growth. Musical sound has a significant effect on the number of seeds sprouted compared to noise and untreated control ... Read More

Cognitive Science and Its Connection to Language Learning (525 words, 2 pages)

Cognitive science is most simply defined as the scientific studyeither of mind or of intelligence. Cognitive Science, Cognitive Psychologyand Neurology are areas of study which do not attempt to diagnose thecauses of strokes, find the remedy for strokes or nor delve into thebiology of cognition. Instead, they fathom the mental ... Read More

A Research on the Structure and Role of the Sarcoplasmic Reticulum (SR) (1047 words, 6 pages)

INTRODUCTIONThe Sarcoplasmic reticulum (SR), is a membrane bound structure found within muscle cells, which is similar to the endoplasmic reticulum and constitutes the main intracellular calcium store in striated muscles. Smith and Wood (1996) define the sarcoplasmic reticulum as a system of accumulating calcium ions (Ca2) from the cytosol (sarcosol), ... Read More

A Lab Experiment on the Separation of Anethole and Dimethyl Phthalate Through Column Chromatography (303 words, 4 pages)

Separation of Anethole and Dimethyl Phthalate Through Column ChromatographyAbstractAn unknown liquid solution was analyzed using Column Chromatography. The resulting solution of Anethole and Dimethyl Phthalate was dried and an NMR spectrum obtained.Structures2AnetholeDimethyl PhthalateExperimentalAn unknown liquid mixture ( 41C) was separated using Column Chromatography. The column was set up using Pasteur ... Read More

The Science of Hydrogen Bonds (363 words, 2 pages)

Hydrogen bonds are bonds between two molecules caused by an electrostatic attraction between a proton and a negatively charged atom e.g. Nitrogen, Oxygen or Fluorine. These tend to be weak bonds compared to ionic or covalent bonds (but stronger than intermolecular bonds), however if there are a series of Hydrogen ... Read More

The Importance of Originality and Pioneering in the Field of Science in The Nature and Role of Originality in Scientific Progress by George Stigler (1008 words, 4 pages)

The Nature and Role of Originality in Scientific Progress is an article which dissects the significance of originality and pioneering in the field of science. (Stigler 1965) portrays a work primarily concerned with the definition, cause and effect of originality in science. First of all, pioneers are original because they ... Read More

The Miracle Offered by Stem Cell Research (1530 words, 5 pages)

As technology steadily evolves with the times, scientists make discoveries that people of the past would have never dreamed of. From self-driving cars to new vaccinations, new scientific discoveries constantly amaze us. One of the most impressive medical discoveries was the use of stem cells. In the 1980s, scientists developed ... Read More

A Study on the Astronauts’ Experience of Zero Gravity in Space (679 words, 3 pages)

APPARENT WEIGHTLESSNESSA frequent misunderstanding by many people today is that astronauts experience zero gravity especially when referring to astronauts in space. Many believe astronauts are weightless in space and that justifies their ability to float and travel through space. However, physics has proven this statement inaccurate and astronauts only weight ... Read More

The Importance of Homeostatic Mechanisms in the Body (1135 words, 4 pages)

Homeostasis is maintaining a constant internal balance within the body, which can adjust to extreme external conditionsfactors. Cold blooded organisms for example are unable to maintain and regulate their internal body temperature, and so when they become too cold they are slow. Therefore, this means that ectotherms, rely on external ... Read More

The Themes of Social Hierarchy and Cultural in the Articles Life on a Medieval Barony and The Secret Life of Plants (359 words, 1 pages)

The articles Life on a mediaeval barony A picture of a typical feudal community in the thirteenth century and The Secret Life of Plants highlight the overarching theme of social hierarchy and culture. They do so by including facts, situations and examples, and their own rationale. It is with this ... Read More

The Importance of the Use of Bioluminescence in Deep Sea and Marine Life (576 words, 2 pages)

Bioluminescence is the term used to define the chemical that produces light energy within the body of an organism. For the reaction to take place organism must contain a molecule called luciferin, which then reacts with oxygen to produce light. According to scientists, there are different types of luciferin, and ... Read More

The Purpose and Function of the Respiratory System (685 words, 3 pages)

The Respiratory SystemOur body is made up of different systems. All of these systems collaborate together to make our human body function properly. Without all of these we wouldnt be able to go through life normally. If you take just one away, the whole body will cease to work properly. ... Read More

The Life and Scientific Research of Marie Curie (828 words, 3 pages)

Marie Curie The Most Radioactive Woman on EarthMarie Curie was a physicist and chemist from Poland. She is famous for her research and discoveries in radioactivity. She was the first woman to win a Nobel Prize, and the only woman to win two. She also was the only person to ... Read More

The Importance of Auxins in Plant Growth and Root Formation (360 words, 2 pages)

Auxins are very important plant hormones that control the plant growth and root formation it was the first plant hormone to be discovered. In the presence of the auxin hormone the cell elongates to promote upwards expansion of the plant. Auxins are also responsible for phototropism in plants which is ... Read More

An Experiment on the Dependent and Independent Variables (1023 words, 4 pages)

Is our memory as accurate as we think it is? In this study we take a closer look at how well people can retain their memory while be prompted with questions. While the root of the questions that the different participants were asked stayed the same, the variation came with ... Read More

Passive and Active Decision Making in Human Lives (1545 words, 3 pages)

In this paper, I will argue that there is a myriad of occasions during which decisions not only can be, but should be made by people for others. In doing so, I will clarify differing interpretations of decision making for others, and both argue against and defend ideas of freedom ... Read More

An Examination of Intelligent Design (ID) as a Pseudoscientific Theory (2012 words, 6 pages)

The somewhat antiquated question of whether Intelligent Design (ID) should be considered science or religion has never been conclusively answered. Many ID enthusiasts emphatically refuse to believe that it is just a religious theory, and not a scientific one. A real scientific theory is extensively tested based on a considerable ... Read More

The Restriction of Scientific Discovery and Its Risks to Humanity (1952 words, 7 pages)

Synthesis EssayIn 1999, the International Council for Science start requiring that scientists be trained on ethics and their moral obligations during scientific training and education. Prior to this, scientists were given free reign over their experimentation without any prior knowledge about what the possible consequences could be for their actions. ... Read More

A Review of Oligodendrocytes and Their Precursor, and the Possible Oligo-Protective Treatments Studied in Animals (6744 words, 18 pages)

Abstract Perinatal asphyxia is the major cause of neonatal death, one of fourneonatal deaths Worldwide (Lawn et al., 2007 Edwards et al., 2010).Infants who survive asphyxia can develop long-term neurological deficit orCerebral palsy. Severity of neurological sequelae including white matterdamage in the CNS, depend upon the extent of hypoxic exposure. ... Read More

The Amazing Regeneration of Starfish Limbs and Common Lizard Tail (2405 words, 8 pages)

Life on Earth is both prominent and extremely interesting, which is why fields like biology exist. In Biology, living systems, cells, evolution and organisms are studied. From these organisms there are few that belong to the animal kingdom and that have almost superhero-like capabilities. This special ability is most commonly ... Read More

The Life and Brilliance of Galileo Galilei (734 words, 3 pages)

Galileo Galilei Galileo Galilei was born on February 15th, 1564 in Pisa, Italy. Throughout his life he made various contributions to the world of mathematics and other areas to such as astronomy, physics, and philosophy. He worked at two universities in his lifetime. The two being The University of Pisa ... Read More

A Study on the Relationship Between Basal Area and Mean Fern (1669 words, 8 pages)

AbstractThe Christmas Fern (Polystichum acrostichoides) is a spore-producing vascular plant commonly found in the temperate deciduous forest. It grows best in well-shaded areas with well-drained soil. Sunlight is essential for photosynthesis low light levels limit plant growth by limiting photosynthesis. As light levels increase, photosynthesis increases to a point until ... Read More

The Use and Ethics of Genetic Engineering (1253 words, 4 pages)

Ever since the first human genome, we have began to understand and even manipulate DNA. This has led to further scientific discovery, such as gene therapy and cloning. There have been opposing views over whether it is ethical to approach genetic engineering. I believe that genetic engineering has a positive ... Read More

An Experiment on the Speciation Between Two Differentially Adapted Populations of Scorpions (3012 words, 11 pages)

The Relative Importance of Pre and Post Zygotic Barriers in Speciation Caused by Differential Thermal Adaptation in Centruroides sculpturatusAbstractPre and post zygotic barriers to mating are important to driving and maintaining speciation. While differential thermal adaption is known to be able to maintain distinct populations, it is unknown whether differential ... Read More

The Influence of Maternal Microbiota on Fetal and Neonatal Immune Development (8602 words, 18 pages)

What influence does maternal microbiota have on fetal and neonatal immune development?AbstractHuman microbiota, the community of microorganisms, mostly bacteria, which live in or on the body, can interact with host cells to alter immune function. In utero exposure of the fetus to maternal commensal flora occurs via the placenta and ... Read More

The Early Life, Education, and Career of Harold Eugene “Doc” Edgerton (399 words, 2 pages)

Harold Eugene Doc Edgerton was a professor at the Massachusetts Institute of Technology teaching electrical engineering. He was also known as Papa Flash. He is ascribed with the transformation of the Stroboscope from an inconspicuous instrument to a frequently used device. The following is an analysis of his life from ... Read More

The Reasons Why the Ban on the Use of Stem Cells for Treatment Should Be Lifted in the United States (728 words, 3 pages)

Using Stem CellsUsing stem cells for treatment of common and natural diseases is not a newly found concept. As early as the 1950s, stem cells have found its way in the medical scene. In 1996, the first major law regarding the use of stem cells and federal funding for the ... Read More

Science Essay Examples