Sciences Essay Examples and Topics. Page 28

4,745 samples

Oswald T. Avery and the Discovery of the DNA

Oswald Avery was a man driven with the desire to contribute to humanity but when he finally discovered something of utmost importance the world of science was not quick enough to give recognition to his [...]
  • Subjects: Genetics
  • Pages: 8
  • Words: 2429

Genes and Environment: Genetic Factors and Issues Analysis

Even at the very beginning when the egg combines with the sperm the organism is more then merely the genetic information contained in those parts, the egg contains important nutrients that will interact with the [...]
  • Subjects: Genetics
  • Pages: 5
  • Words: 1432

Absolute and Relational Theories of Space and Motion

The absolute theories are theories that space-time could exist even if there were no physical objects and events in the universe, but relational theories imply that space-time is nothing but objects, their events, and the [...]
  • Subjects: Physics
  • Pages: 7
  • Words: 1790

Simpson’s Paradox and Data Interpretation

Another purpose of this work is to consider the possible implementation of the Simpson's Paradox to the events that took place at Nuclear Tests Sites in Nevada, and namely the events that happened to the [...]
  • Subjects: Statistics
  • Pages: 4
  • Words: 1250

“Improving Requirements Elicitation” by Pitt & Browne

Advocating the importance of IRD procedure on the overall success of IS projects, the authors challenge conventional "interrogatory prompts" techniques which are more commonly used to tackle these problems. The authors outright mention the importance [...]
  • Subjects: Scientific Method
  • Pages: 8
  • Words: 2309

Volcanoes: Volcanic Chains and Earthquakes

The "Ring of Fire" is marked by the volcanic chains of Japan, Kamchatka, South Alaska and the Aleutian Islands, the Cascade Range of the United States and Canada, Central America, the Andes, New Zealand, Tonga, [...]
  • Subjects: Geology
  • Pages: 6
  • Words: 1899

Stephanie Coontz’s Books on Family History

Part of the reason is because of the changing roles of the institution of marriage and the reversal of roles when men in the olden eras went out to work while the woman looked after [...]
  • Subjects: Scientific Method
  • Pages: 2
  • Words: 736

Advanced Information System Evaluation

In this very paper, our assignment will be to assess a research article, namely the article by Allen and March, in respect of the importance of the problem considered and of the adequacy of the [...]
  • Subjects: Scientific Method
  • Pages: 8
  • Words: 2528

Molecular Chaperones and Misfolded Proteins

The function of this system is to make sure of the conformity and maturity of proteins produced by blocking the deliverance of incompletely folded or misfolded proteins, which are then destroyed in the cytoplasm.
  • Subjects: Biology
  • Pages: 4
  • Words: 1288

Battering Interventions: Methods of Research

Therefore, it is important to study the evaluation of such interventions for battering even up to the level of examining the evaluation tools.
  • Subjects: Scientific Method
  • Pages: 10
  • Words: 2982

Main Anthropology Concepts Analysis

Evans in the first of his trilogy "The Nuer: A description of the modes of livelihood and political institutions of a Nilotic people" has provided a very detailed perspective into the customs and practices of [...]
  • Subjects: Anthropology
  • Pages: 5
  • Words: 1512

A Peptic Ulcer: Medical Analysis

It occurs as a result of distorting in the acidic environment of the stomach when the wall lining of the stomach or duodenum erodes due to an increase in gastric acid; this triggers the development [...]
  • Subjects: Biology
  • Pages: 4
  • Words: 1185

The Concept of Sound, Converging Lens and Electrostatics

The amplitude of sound wave determines its intensity while the frequency and wavelength multiply to give the speed of the sound wave. However, the amplitude of a sound wave in no way affects the speed [...]
  • Subjects: Physics
  • Pages: 16
  • Words: 1788

Explanation of Some Concepts of Physics

These are killer diseases in the nation and I feel that very strict legislation should be put in place to ensure control of noise levels to not exceed 85 decibels as this is the point [...]
  • Subjects: Physics
  • Pages: 3
  • Words: 751

Ethical Issues Involving Genetic Test Accounts

The unlocking of the human genome has opened the basic foundation of human life to the possibility of extensive alterations that, although sounding very promising in the short term, actually poses more of a problem [...]
  • Subjects: Genetics
  • Pages: 3
  • Words: 983

The Characteristics of a Good Research Hypothesis

It is always a characteristic of a good research hypothesis to be clear, with limited variables, and should be researchable by looking at the researcher's limits before deciding the hypothesis. Thus, a well-framed hypothesis points [...]
  • Subjects: Scientific Method
  • Pages: 1
  • Words: 461

The European Realm: Politics and Economy

The geographers have connected the Eastern European countries to the Russian Realm. The European Union is a political and economic union of twenty-seven member states of Europe.
  • Subjects: Geography
  • Pages: 3
  • Words: 1055

Functions of Imagination in Paleontology

Paleontology involves the inquiry of living things like creatures, vegetations, and further beings that existed in the primitive period, that is, in excess of 5,500 years past. The creatures were living when the rocks were [...]
  • Subjects: Archeology
  • Pages: 10
  • Words: 2778

Conceptual Chemistry. Wind Turbine vs. Coal Energy

The current paper is aimed at considering and comparing traditional coal energy and the newly popular wind turbine energy in the context of their costs and environmental benefits.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 560

Genetics: State of Otter Conservation

In terms of habitat and diet, this species is opportunistic in nature and has to utilize a wide area of the river so as to meet the metabolic demands of the body.
  • Subjects: Genetics
  • Pages: 5
  • Words: 1345

Hominoid Evolution: Intelligence and Communication

It is through the use of senses that the hominids interacted with the environment.as feedback came from the environment internalization was done through the brains and thus facilitating the development of the cognitive aspect of [...]
  • Subjects: Evolution of Humans
  • Pages: 5
  • Words: 1317

Earthquakes: Causes and Consequences

The first of these are body waves, which travel directly through rock and cause the vertical and horizontal displacement of the surface.
  • 5
  • Subjects: Geology
  • Pages: 3
  • Words: 985

The Rise of Anatomically Modern Homo Sapiens

Those species were called the 'homo Erectus, the modern form of which we have named the 'homo sapiens, or "us". The ridges of the eyes of homo sapiens are smaller in size compared to those [...]
  • Subjects: Anthropology
  • Pages: 3
  • Words: 812

Comparison Between Las Vegas and Boston

The comparison between Las Vegas and Boston are as discussed below Boston is on Eastern Standard Time while Las Vegas is in the western average time.
  • Subjects: Countries Studies
  • Pages: 2
  • Words: 696

Las Vegas and Boston: Cities Comparison

Las Vegas, known as The Entertainment Capital of the World, is renowned for the casino resorts and the entertainment associated with the gambling industry.
  • Subjects: Countries Studies
  • Pages: 3
  • Words: 768

Geography of Latin America

This city was the capital of Brazil for nearly two centuries when the country was a Portuguese colony from 1763 to 1822 the city was the center of the Portuguese Empire.
  • Subjects: Geography
  • Pages: 2
  • Words: 560

Biology. Erythrocytes or Red Blood Cells

In the presence of CO2 in the tissues, the acidity increases resulting in the release of O2 and consequently protonated hemoglobin caries bicarbonate ion to be release in lungs.
  • Subjects: Biology
  • Pages: 2
  • Words: 609

Sociology. Republic of South Africa

4% of the vote in the election in 2004 and 14. The main ethnic groups in South Africa are Xhosa, Zulu, and Basotho.
  • Subjects: Countries Studies
  • Pages: 6
  • Words: 1892

Lowland Gorillas Species Review

There are two species of lowland gorillas; the western lowland gorilla and the Eastern lowland gorilla. Mountain gorillas are the darkest in color, followed by the Eastern gorilla, and the western gorillas respectively.
  • Subjects: Zoology
  • Pages: 10
  • Words: 2946

Going Public: IPO Capital and Execution Strategy

After careful analysis of what has been achieved within the current infrastructure of Gene One, the founding members of Gene One and the current board members are in agreement with the idea that Gene One [...]
  • Subjects: Agriculture
  • Pages: 7
  • Words: 1215

The Life in Hawaii Then and Now

One could also find that even though efforts were made to develop all these Hawaiian islands into tourist centers, the transport facility, the traffic system, and the educational system of Hawaii remained the same, causing [...]
  • Subjects: Geography
  • Pages: 2
  • Words: 818

Oxidation and Reduction Process

The amount of oxygen present in the atmosphere and the nature of the material it comes in contact with determine the process of oxidation.
  • Subjects: Chemistry
  • Pages: 8
  • Words: 1486

Critical Study of “Bluetail and Striped Body”

The experiments by Hawlena et al.were designed to determine whether lizards deposit detectable levels of ontogenetic changes lacertids in their shed skins, similar to the disposition of these agents into the infant costume of striped [...]
  • Subjects: Zoology
  • Pages: 5
  • Words: 1395

Activation Energy Barrier Definition

Any chemical reaction has a transitional state, which is characterized by a high level of available energy and can be described as a state of interacting molecules that corresponds to the peak of the activation [...]
  • Subjects: Chemistry
  • Pages: 2
  • Words: 629

Introduction to Microbiology: Escherichia Coli

This type of E.coli is included in a class of dangerous E.coli, called enterohemorrhagic.E.coli O157:H7 was discovered in 1982, during a severe outbreak of bloody diarrhea, associated with the consumption of contaminated hamburgers. The hemolytic [...]
  • Subjects: Biology
  • Pages: 8
  • Words: 2465

Radiocarbon C14 Dating in Marine Geology

The radiocarbon technique can say to be one of the most important inventions of the 20th century, especially in the field of human science.
  • Subjects: Geology
  • Pages: 7
  • Words: 1969

Relationship Between Illness and Digust Sensitivity

However there is a gap in the knowledge base to prove the relation between disgust sensitivity, illness and health in human beings, which the current study considered to prove as hypothesis.
  • Subjects: Biology
  • Pages: 5
  • Words: 1687

Physical Anthropology Fields

The most attractive feature of the offered application is the topic of the research, i.e.hunting and agricultural activities of the North American Indians.
  • Subjects: Anthropology
  • Pages: 2
  • Words: 311

Benefits of Ionizing Radiation

Finally, ionizing radiation is used in PET where radioactive material is injected into the patient to track the metabolism activity and circulation of the brain.
  • Subjects: Physics
  • Pages: 2
  • Words: 1073

The Period of Religious Crisis

In addition the growth in the number of smaller cities meant that in countries which lacked a major metropolis, there was a considerable increase in the proportion of the population living in urban areas, however [...]
  • Subjects: Anthropology
  • Pages: 7
  • Words: 1763

Mutagenicity and Carcinogenicity Testing

Tier 1 or core in vitro genotoxicity assays, as mentioned above, are anchored on the detection of mutagenicity in bacterial cells and chromosomal aberrations or injury in mammalian cells.
  • Subjects: Genetics
  • Pages: 4
  • Words: 1047

The Status of Pluto Needs to Remain as a Planet

It was rotation of the solar nebulae that prevented the collapse of all the matter of the nebulae into the protosun and the matter within the solar nebulae that did not collapse into the protosun [...]
  • Subjects: Astronomy
  • Pages: 11
  • Words: 2817

Cyclic Voltammetry Basic Principles

Cyclic voltammetry is described by smooth increase of a working electrode potential from one potential limit to the other and back.
  • Subjects: Scientific Method
  • Pages: 4
  • Words: 1045

Nuclear Magnetic Resonance Spectroscopy

Although the use of proton NMR has been applied for the determination of trace components such as the residual hydrogen in D2 O, the mixtures of dinitrotoluene, and the mixtures of drugs, its great merits [...]
  • Subjects: Chemistry
  • Pages: 5
  • Words: 3653

The United States’ Eugenics Movement

Eugenics is a term used to describe a process that is implemented in hopes of creating a better race of humans through the genes the parent generation passes down to the offspring.
  • Subjects: Genetics
  • Pages: 13
  • Words: 4207

Understanding Sexual Selection

We realize that high species richness is not linked to one of the particular assumptions, sexual selection, alone but sexual selection may be linked to species extinction rates.
  • Subjects: Zoology
  • Pages: 8
  • Words: 2389

Stem Cells Biology: Features and Researchs

Stem cells are cells that have the capacity to subdivide into other cells. The second property of stem cells is that they can develop into specialized cells in the differentiation process.
  • Subjects: Biology
  • Pages: 5
  • Words: 1492

Linking Plate Tectonics and Continental Drift

Plate tectonics is a hypothetical movement of earth's crust plates: a theory that ascribes continental drift, volcanic and seismic activity, and the formation of mountain belts to moving plates of the Earth's crust supported on [...]
  • Subjects: Geology
  • Pages: 3
  • Words: 847

Pfiesteria Piscicida: Classification and Analysis

Pfiesteria piscicida is a single-cell, a microscopic organism found in the environment for millions of years. 8S regions agree to the placement of Pfiesteria in the Peridiniales or a group between the Peridiniales and the [...]
  • Subjects: Biology
  • Pages: 7
  • Words: 1704

Brody’s Study of Indians in British Columbia

With the all-consuming desire to get a race of people on to the road of development, there is a complete wiping away of customs, traditions and simple living that have been the mainstay of the [...]
  • Subjects: Anthropology
  • Pages: 5
  • Words: 1241

Brazil vs Nicaragua: Country Comparison

The country has major problems especially on the soil erosion that is caused by the cultivation of annual crops on the highlands steep slopes and also the depletion of the forests for wood products and [...]
  • Subjects: Countries Studies
  • Pages: 10
  • Words: 2660

Prions as Novel Infectious Agent

The most common TSE diseases include the Mad Cow Disease in cattle, Scrapie in sheep, and Chronic Wasting Disease in deer, elk, and moose."Different regions of the brain are affected by different prions".
  • Subjects: Biology
  • Pages: 5
  • Words: 1435

Evolution of Finches on Two Islands

The Beak Size directly influences the population of the finches, as the initial circumstances, set for both islands include the prevalence of hard seeds over soft seeds, and as the bigger beak mostly suits for [...]
  • Subjects: Zoology
  • Pages: 3
  • Words: 918

No to Cloning for Medical Research

Those who do not subscribe to cloning for biomedical research believe that the embryo is in fact "one of us"; a human life in process an equal member of the species "Homo Sapiens" in the [...]
  • Subjects: Biology
  • Pages: 6
  • Words: 1452

Critical Analysis of Photovoltaic Breakthrough Case

One of the important hires was Linda Choate, a Ph.D.in Physics from Stanford, who during earlier rotations chanced upon Frank Harlan's solar cell and was able to calculate and predict the maximum theoretical efficiency of [...]
  • Subjects: Physics
  • Pages: 12
  • Words: 3236

Global City Status Issue

The following are features of a global city; the first feature is that of the city being international that is well known all over the world.
  • Subjects: Geography
  • Pages: 9
  • Words: 2274

Movies and Statistical Data as Research Sources

The first scene that lasts over twenty minutes shows the tragedy of the war as it was, with minute elements described and all the agony of soldiers revealed.
  • Subjects: Scientific Method
  • Pages: 4
  • Words: 1109

The Golden Lion Tamarin: Specie Status

The golden lion tamarin is one of the most endangered monkeys today. As with most of the activities in the day, sleeping is also done in groups.
  • Subjects: Zoology
  • Pages: 5
  • Words: 1340

Population Growth and World Hunger Links

I recommends teachers who teach mathematics to liberal arts to try these teaching strategies and test how the performances of their students will greatly improve.
  • Subjects: Math
  • Pages: 4
  • Words: 1125

Mathematics, Its Growth and Influences on It

Paul finally stated that mathematics can only develop if individuals will is enhanced.[10] In conclusion, the development of mathematics is based on individual cultural and social practices which also enhance the spread and understanding of [...]
  • Subjects: Math
  • Pages: 3
  • Words: 770

The Scope of Use of Chromatography

In conclusion, the scope of use of chromatography is wide and through chromatography the study of chemistry has been made a much more rich experience.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 708

Clifford Geertz’s Contribution Anthropology Summary

There are important personalities that offered their knowledge and career in the study of the patterns and ideas related to the way people live and interact in the society in relation to a dynamic interplay [...]
  • Subjects: Anthropology
  • Pages: 4
  • Words: 1018

Astronomy: Ancient History of Science

At the very center was the sphere of Earth; around it, the shell of water, then the shell of air, and finally the shell of fire.
  • Subjects: Astronomy
  • Pages: 6
  • Words: 1473

Physicist Ralph A. Alpher and His Big Bang Theory

Even after that, the man now firmly recognized as the pioneering architect of the Big Bang Theory for the origin of the universe was denied recognition and honor for his discovery until he was literally [...]
  • Subjects: Physics
  • Pages: 1
  • Words: 467

The Life of James Oglethorpe

He is credited with the founding of the colony of Georgia, which was motivated by his desire to resettle the poor lot in England, especially the prisoners convicted of debts, into America.
  • Subjects: Geography
  • Pages: 4
  • Words: 1099

Infectious Bacterial Identification From DNA Sequencing

The first is the preparation of the DNA sequence and matching it with the database of known DNA sequences. Given below is a screenshot of the process PCR Amplification: To prepare the polymerase chain reaction, [...]
  • Subjects: Biology
  • Pages: 2
  • Words: 1030

Mountain Pine Beetles Review

The trees attack begin with the injured trees, trees with in poor site, infected trees in the roots or stem, fire damaged trees, overcrowded trees and the very old trees during the first stage of [...]
  • Subjects: Biology
  • Pages: 10
  • Words: 2394

Endangered Silverback Gorillas

Central Africa is the only place where mountain gorillas can be found, and the area of concern is confined to about 780 square kilometers of medium altitude forests northwest of Rwanda, southwest of Uganda, and [...]
  • 5
  • Subjects: Zoology
  • Pages: 12
  • Words: 3536

Gene Delivery Methods Analysis

This method is one of the successful physical methods of gene delivery, which have shown good results and a 10 to 20 fold increase in the permeation of the genetic material.
  • Subjects: Genetics
  • Pages: 9
  • Words: 2767

Cosmology and Astronomical Observation

Although the proton, neutron, electron, and possibly the neutrino are the most important of the elementary particles in the present universe, there are many others.
  • Subjects: Astronomy
  • Pages: 6
  • Words: 1964

Drug Delivery. Simulated Intestinal Fluids Development

As the use of physiological conditions in Caco-2 cell transport studies affects the transport of compounds, the general purpose of the research "was to identify a simulated intestinal fluid containing physiological relevant surfactants and nutrients [...]
  • Subjects: Biology
  • Pages: 8
  • Words: 2244

Targeted Gene Therapy: A Fantasy or a Reality?

The non-viral methods helped by increasing the simplicity of the introduction of the DNA into the body, the relatively less costly making of the drugs, and the absence of any immune response common to the [...]
  • Subjects: Genetics
  • Pages: 9
  • Words: 2403

Selfhood in C. Laderman’s and C. Levi-Strauss’s Works

His books include The Raw and the Cooked, The Effectiveness of Symbols, The Savage Mind, Structural Anthropology and Totemism. Laderman describes her feelings under the trance in such a way: As the vibrations of the [...]
  • Subjects: Anthropology
  • Pages: 15
  • Words: 3541

Corn Kernel Color Genetics

The report provides a study done for the trait of corn color for a monohybrid cross of two breeds of corn plants. The paper has examined the distribution of the dominant and recessive color of [...]
  • Subjects: Biology
  • Pages: 2
  • Words: 485

Whiteness Studies Importance and Impact

As a result of the establishment of the racial differences in the society, conflicts and debate arose on the fairness and the long-term feasibility of the white people's domination.
  • Subjects: Anthropology
  • Pages: 4
  • Words: 1072

Mathematics: Individual and Cultural Influences

It seeks to answer the question of "what matters most, the individual or the culture?" "What is the net result of having a great mathematician without a community to endorse and support his work?" "On [...]
  • Subjects: Math
  • Pages: 2
  • Words: 572

Muslim Society, Life Meaning, and Discrimination

In order to engage in the issue of marriage, every Muslim is supposed to have an understanding of the marriage rights and obligations in order to be fit and qualified into the act.
  • Subjects: Anthropology
  • Pages: 2
  • Words: 734

Musical Expression and Sexual Selection

It is through the advent of evolutionary psychology that we are able to describe 'human nature' in context with the cognitive and emotional mechanisms of the contemporary human mind.
  • Subjects: Evolution of Humans
  • Pages: 10
  • Words: 2978

Re-Imagining New York: The Rise of Culture

It is very hard to trace the origin of the culture of a given society due to the complexity of people's in their originations and interactions between different persons of the world.
  • Subjects: Anthropology
  • Pages: 2
  • Words: 646

The Nature and Nurture of Talent: A Bioecological Perspective

In the article, the group of researchers examines and analyzes the issue of giftedness and of talent. Using the theory of Dickens and Flynn, the researchers create a model of inherited and non-inherited personal taints [...]
  • Subjects: Scientific Method
  • Pages: 2
  • Words: 579

Doctoral Research Methods in Business Management

To examine the dynamics of affective experience and its effects on decision-making in a real-life setting, the authors developed and ran an Internet-based stock investment simulation.
  • Subjects: Scientific Method
  • Pages: 2
  • Words: 807

Mathematics and Business Relationship

When slack time exists between the end of one task and the start of another, the usual method is to draw a broken or dotted line between the end of the first task and the [...]
  • Subjects: Math
  • Pages: 14
  • Words: 2480

The Math Life: Mathematicians and Science

This paper analyzes the main features of the dramatic transformation of science during this period by the example of lives and activities of six mathematicians, E.H.
  • Subjects: Math
  • Pages: 3
  • Words: 934

Cultural Relativism: Living in Harmony With Nature

Relativism calls on to perceive the nature and its inhabitants as neighbors; if it goes about the animals people should try not only to respect but also to protect them from dangerous influence of the [...]
  • Subjects: Anthropology
  • Pages: 2
  • Words: 573

Skeletal Muscle Physiology Using the Gastrocnemius of a Frog

Normally a muscle contraction begins with an action potential from the CNS through an alpha motor neuron, which is then responsible for transmitting an action potential down its own axon to the motor endplate resulting [...]
  • Subjects: Zoology
  • Pages: 5
  • Words: 1177

Near-Earth Objects and Planetary Defences

A major watershed in understanding was crossed in 1980 with the suggestion that an extraterrestrial impact was responsible for the massive extinction of life known to have occurred about 65 million years of age at [...]
  • Subjects: Astronomy
  • Pages: 8
  • Words: 3104