Natural Sciences Essay Examples and Topics. Page 15

2,335 samples

Central African Republic’s History and Economy

The agricultural sector of the state economy remains the most developed one and the majority of citizens work in it. However, regardless of the existence of these factors, there are still many problems that affect [...]
  • Subjects: Countries Studies
  • Pages: 7
  • Words: 1974

Sri Lanka’s Modernization and Restructuring

A professed abolishment of the caste system, heavy Buddhist influences, and a powerful president, who holds the roles of both head of government and commander-in-chief of the country's armed forces, are all Sri Lankan realities.
  • Subjects: Countries Studies
  • Pages: 4
  • Words: 1114

DNA Replication as a Semiconservative Process

The process of DNA replication has been studied extensively as the pathway to understanding the processes of inheritance and the possible platform for addressing a range of health issues occurring as a result of DNA [...]
  • Subjects: Genetics
  • Pages: 3
  • Words: 800

Livestock Food Production Issues

The failure to address animal welfare, health, and environmental concerns, as well as the intensification of livestock farming, contributes to the exasperation of challenges associated with livestock food production.
  • Subjects: Agriculture
  • Pages: 4
  • Words: 1119

Plasmids, Their Characteristics and Role in Genetics

Some plasmids, such as the F-plasmid, have the ability to exist in bacterial cells in two states, which are physically independent of the chromosome and integrated with the chromosome.
  • Subjects: Genetics
  • Pages: 1
  • Words: 311

KHT Molar Solubility Experiment

Thus, the calculated molarity of NaOH is used to compute the molar solubility of KHT, which is the quantity of KHT moles that are liquefied in every liter before saturation level.
  • Subjects: Chemistry
  • Pages: 4
  • Words: 1322

Geography and History in the Classroom

Their main purpose is to increase the cultural background of a child and to enhance their knowledge of the surrounding world.
  • Subjects: Geography
  • Pages: 10
  • Words: 1553

Soybean and Deforestation in the United States

Economists and planters collaborate to identify additional areas for soybean production, neglecting the threat of elimination of rainforests and the inability for researchers to find out new ways of cultivating this plant.
  • Subjects: Agriculture
  • Pages: 6
  • Words: 1151

Caves Definition & Characteristics

The most general definition of a cave is a part of the Earth's core that has emptiness or open space which is connected with the surface in one or more places.
  • Subjects: Geography
  • Pages: 2
  • Words: 307

Engineering OleT Enzyme for Better Biofuel Yield

Consequently, rigorous research is ongoing to elucidate the properties and machinery of biological enzymes to facilitate the exploitation of biocatalysts in the chemical industry.
  • Subjects: Chemistry
  • Pages: 30
  • Words: 8140

Unknown Bacteria Identification Process

With the ability to identify bacteria according to various properties, we can discern the type and then the sensitivity of the bacteria.
  • Subjects: Biology
  • Pages: 2
  • Words: 552

Oceanography Studies and Instruments

The camera is produced by Shimadzu, one of the world's chief producers of analytical instrumentation. One of the most important tools used by physical oceanographers is the floating instrument platform.
  • Subjects: Geography
  • Pages: 2
  • Words: 548

Plant Growth and Development With Music

The study by Kroeze is focused on the ability of plants to listen to music. The article by Landhuis is dedicated to the ability of plants to hear danger that comes in the form of [...]
  • Subjects: Biology
  • Pages: 3
  • Words: 665

Chemistry: Environmental Pollution in Hungary

The acidification of water bodies leads to the death of numerous species that are susceptible to the presence of acid. Part of the problem is caused by the fact that Hungary is currently forced to [...]
  • Subjects: Chemistry
  • Pages: 3
  • Words: 933

Iron Sources, Properties and Usage

It is mainly found in the form of oxides and banded iron formations. Iron is an important component in the production of energy.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 584

Polymer and Fiber-Reinforced Concrete

The objective of this report is to evaluate the properties, limitations, and prospects of future applications of fiber-reinforced concretes and polymer reinforced concretes.
  • Subjects: Chemistry
  • Pages: 40
  • Words: 11030

Periodic Table Characteristics

The table is best illustrated by vertical and horizontal lines of elements with the latter called groups while the former are called elements.
  • Subjects: Chemistry
  • Pages: 3
  • Words: 864

“Miracle Fruit Secret Revealed” by Ehrenberg

Also, the sweet-sensing machinery of the tongue is said to work effectively in acidic flavors such as carbonated drinks and citrus. This is a massive discovery, especially because it emphasizes the ability of the protein [...]
  • 5
  • Subjects: Chemistry
  • Pages: 2
  • Words: 601

Waxes and Greases Production and Specifications

In plants, the waxes are found on the cuticles, fruits, and leaves among other parts of the plants. In this light, bees and spermaceti produced the animal wax that was the main source of wax [...]
  • 5
  • Subjects: Chemistry
  • Pages: 14
  • Words: 3837

Green Chemistry for Consumer Products

Green chemistry can be described as the abolition of the use or production of harmful substances in the creation, making, and use of chemical commodities.
  • Subjects: Chemistry
  • Pages: 8
  • Words: 2195

OleT Enzyme Engineering to Improve Biofuel Yield

The geometry of the reactant complex was optimized and scanned to find the lowest energy pathway to bond hydrogen and oxygen atoms of abstraction of the closest hydrogen from the alpha and beta carbons in [...]
  • Subjects: Chemistry
  • Pages: 50
  • Words: 15034

Long Lived Radionuclides in UAE Urban Soil

The amount of radionuclides depends on the concentration in soil, leachability of radionuclide and the solubility, and the sorption capacity of soil particles [2].
  • Subjects: Chemistry
  • Pages: 17
  • Words: 4670

X-Ray Fluorescence Experiment with Salt

The salt sample was then put in a plunger to be compressed followed by measuring the height of the compacted sample, which was 7 cm. Other chemical elements that were found in the salt specimen [...]
  • Subjects: Chemistry
  • Pages: 3
  • Words: 878

X-Ray Fluorescence Experiment for Salt Samples

The weighed salt sample was then put in a sample press machine to be flattened after which the height of the flattened sample was measured and found to be 4 cm.
  • Subjects: Chemistry
  • Pages: 3
  • Words: 831

Spectroscopy as the Detecting Oil Fraud Tool

Because of the efficacy with which spectroscopy allows determining the status of oil and the analysis of its compounds, the specified tool should be recognized as superior in detecting the cases of oil fraud.
  • Subjects: Chemistry
  • Pages: 1
  • Words: 303

The Antioxidant Properties of Peptides

The explanation of the activity for Trp and Tyr is based on the ability of the indolic and phenolic groups to perform as hydrogen donors.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 561

Organic Chemistry: Combinatorial Synthesis of Azo Dyes

In the first case, adding hydrochloric acid to the produced azo dye led to the change of the color from dark red to orange, and the reaction with sodium hydroxide resulted in the change from [...]
  • Subjects: Chemistry
  • Pages: 2
  • Words: 556

Alcoholic Fermentation and Metabolic Traits

Furthermore, researchers intended to investigate the impact of human selection on strains' food processing in addition to studying both the genetic variability and plasticity of different fermentation products between strains and food processes.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 594

Breakdown of the Periodic Table

The Periodic Table is the tool for arranging elements based on the correlation between the periodic function of their atomic numbers and the properties of the elements in question.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 725

Electron Configuration and Behavior in Chemistry

Since the equation, =E , yields unique energy, which describes distinctive waves that define the probability of finding an electron in the space of an atom, Schrodinger presented another characteristic, namely, the particulate behavior of [...]
  • Subjects: Chemistry
  • Pages: 4
  • Words: 1198

The Photosynthesis Rate of Waterweed

In this experiment, it was hypothesized that the rate of photosynthesis rises with an increase in the concentration of carbon dioxide and went on to test the hypothesis.
  • Subjects: Chemistry
  • Pages: 10
  • Words: 2767

Carbon Cycle and Climate History of the Earth

This paper will discuss the carbon cycle, which is the continuous movement of carbon atoms through different paths, with a focus on the two major divisions of the process and the human impact on the [...]
  • Subjects: Chemistry
  • Pages: 5
  • Words: 1422

General Chemistry: Problem Solving Videos

Therefore, PSVs assist in avoiding the confusion since students can make allusions to their previous knowledge and by solidifying their comprehension of multiple themes.
  • Subjects: Chemistry
  • Pages: 1
  • Words: 334

Reactive Dyes and Membrane Filtration

Many factors such as techniques of dyeing, the contents, the processes and possibilities of recycling influence the choice of size and type of the membrane to be used in a dyehouse [25].
  • Subjects: Chemistry
  • Pages: 3
  • Words: 977

Intelligent Design vs. Evolution Theory

Over the years, the field of natural sciences has been dominated by the unending debate pitting the intelligent design theory of existence against the evolution theory. The vocal criticism of the evolution theory led to [...]
  • Subjects: Evolution of Humans
  • Pages: 7
  • Words: 1742

Desert: Facts & Characteristics

The largest desert on the Earth is the Sahara which is located in the northern part of Africa. One of the key characteristics in the formation of deserts is the temperature and the distribution of [...]
  • Subjects: Geography
  • Pages: 2
  • Words: 337

Migration From Optimistic and Pessimistic Approaches

Due to this skewed focus, the general migration theories fail to offer critical insights into the real picture of migration impacts on the development in the countries that send the migrants.
  • Subjects: Anthropology
  • Pages: 14
  • Words: 3770

Chronobiology and Stress in Horses

Murphy notes that diurnal variation in the secretion of hormones such as melatonin and cortisol is due to the circadian rhythm.
  • Subjects: Zoology
  • Pages: 3
  • Words: 1070

Afghanistan and ABC Four Corners Program

The most distinguishing feature of Afghanistan's economy is an increase in the informal sector in recent years, in particular, in the manufacture of narcotics.
  • Subjects: Countries Studies
  • Pages: 2
  • Words: 404

Thermodynamics of Horses in Cold and Heat

Horses also have the ability to adapt to low temperatures in the environment, particularly that of subarctic regions. Does the weight of horses determine their predisposition to hyperthermia?
  • Subjects: Zoology
  • Pages: 3
  • Words: 1069

Conventional Food System: Justice and Security

While food justice deals with the working conditions of the farmers, equal access to healthy food, and with the issues of the consumption and distribution of food around the globe, the concept of food security [...]
  • Subjects: Agriculture
  • Pages: 3
  • Words: 842

Ethnography: Indian Living Room Analysis

Manish is a pseudonym, as it is a common Indian name, and it is associated with individuals of Indian identity. As for the Indian identity, it has to be mentioned that music is the essentiality [...]
  • Subjects: Anthropology
  • Pages: 3
  • Words: 858

Gene Therapy: Risks and Benefits

All over the world, "the technique is best known for the correction of defective genes so as to treat diseases; the most common procedural form of gene therapy involves the insertion of the functional gene [...]
  • Subjects: Genetics
  • Pages: 5
  • Words: 1430

Household and Community in the Mesoamerican Past

The study of the terms is quite imperative to archeologists because they help them or rather aid in understanding the ancient ways of life as led by the then people showing how the evolutions to [...]
  • Subjects: Archeology
  • Pages: 6
  • Words: 1578

Oceanography: Tides Data at Key West, Florida

31 day graph Tide height at Key West, Florida: Jan 1-31 2009 From National Oceanic Survey of NOAA 6 day graph Tide height at Key West, Florida: Jan 10-15 2009 From National Oceanic Survey of [...]
  • Subjects: Geography
  • Pages: 4
  • Words: 406

Food Anthropology and Its Research Methods

It means that investigating the "why" and the "what" of a concept, not only involve researchers in the intensive fieldwork but try to stay open to distinct perspectives on the world.
  • Subjects: Anthropology
  • Pages: 4
  • Words: 1237

Darwin, Evolution, and Modern History

As a topic, the moral sense is important to the understanding of the popular interpretations of Darwin's concept of adaptation through natural selection.
  • Subjects: Evolution of Humans
  • Pages: 8
  • Words: 2292

Reproductive Isolation and Its Potential Effects

Reproductive isolation pertains to the fact that in case a population of the same species is separated into two parts and they are not able to breed with one another, genetic makeup will change according [...]
  • Subjects: Biology
  • Pages: 2
  • Words: 281

Dr. Michio Kaku’s Predictions of the DNA Screening

In the documentary, the city planners warn the public that the insufficient growth and the development of the suburban areas threaten both the economy of the country as well as its community.
  • Subjects: Genetics
  • Pages: 3
  • Words: 823

Genetics: the Eugenics Movement

The eugenics movement resulted in the deaths and sterilizations of thousands of people. Positive eugenics was meant to increase the population of healthy people.
  • Subjects: Genetics
  • Pages: 13
  • Words: 3479

Living Conditions in Ethiopia

Climate- Ethiopia has three main climatic zones that include a cool zone stretching from the central parts of the Western and Eastern regions of the high plateau and the section around Harar. The best [...]
  • Subjects: Countries Studies
  • Pages: 3
  • Words: 847

Young People’s Tattoo and Piercing Experiences

Commentaries of the linguistic aspects provided the information about the individuals' emotions associated with perceiving their own and tattoos and piercing, the body art of their partners, and the artists represented on bodies of the [...]
  • Subjects: Anthropology
  • Pages: 8
  • Words: 1964

Events in Archaeology: Buried Cities and Lost Tribes

The article "2,000 year old nails may be tied to the crucifixion" by the Associated Foreign Press details how two Roman nails found in the burial cave of a Jewish high priest, supposedly the very [...]
  • Subjects: Archeology
  • Pages: 18
  • Words: 4826

Research on Physical Anthropology

Thereafter, the soldier termites bite the twig allowing the chimp to draw the twigs between its teeth to reap the termites.
  • Subjects: Anthropology
  • Pages: 3
  • Words: 885

What Will Lithuania Look Like in the Future?

Therefore, it is necessary to analyze the present situation in Lithuania to consider the prospects of the country. To provide a possible scenario of the country's development in the nearest future.
  • Subjects: Countries Studies
  • Pages: 6
  • Words: 1665

Medical Microbiology Interests

This is in regard to the nature of cancer cells in the sense that some develop as a result of genetic mutations.
  • Subjects: Biology
  • Pages: 3
  • Words: 848

Geography of the Canadian North (Arctic)

The high value of the produced diamond, sustainability of the project, environmental friendliness, and creation of employment opportunities is a measure for the success.
  • Subjects: Geography
  • Pages: 2
  • Words: 762

Theories of Human Nature

One of the reasons for this is that the challenges of contemporary living in just about any part of the world are being directly or indirectly related to the fact that, as of today, Western [...]
  • Subjects: Anthropology
  • Pages: 10
  • Words: 2814

Geography of Nigeria, Mongolia and Austria

The country has the three most popular tribes are the Igbos, the Hausa, and the Yoruba. The colonial master of Nigeria is the British, and that explains why English is the official language in Nigeria.
  • Subjects: Geography
  • Pages: 2
  • Words: 631

Social Darwinism and the Mixing of the Races

All of his heinous acts at the time was meant to highlight the weakness of a particular race of people, in this case, the Jews, and how allowing them to continue to lay claim to [...]
  • Subjects: Evolution of Humans
  • Pages: 3
  • Words: 956

Planet Earth and Deserts

Attenborough starts by stating that deserts cover one-third of the Earth, and they are not always hot because of the external factors such as the Siberian winds, for instance, and because of the extreme changes [...]
  • Subjects: Geography
  • Pages: 2
  • Words: 586

The Volcano and Aurora in Iceland

In other words, the volcano Hekla was erupting from the surface of the earth while the natural light was shining from the sky.
  • Subjects: Geography
  • Pages: 2
  • Words: 551

The Green Revolution: Waging a War Against Hunger

The video is all about a captivating story of how the Green Revolution was started so that people in the developing world could be rescued from hunger. Thus, the author argues that the objective of [...]
  • Subjects: Agriculture
  • Pages: 2
  • Words: 553

Archaeological Study of Roman Life and Behavior

Although this discovery may lack the size and drama of the Muse Cycle that has been discovered at the Hospitium de Sulpicii or the visual beauty of the fresco that once covered the back wall [...]
  • Subjects: Archeology
  • Pages: 5
  • Words: 1470

Longevity in “Live Long, Pass It On” by Tina Saey

It was actually based on the information that I had initially garnered that I believed that aging and longevity were connected primarily to genetic and environmental factors rather than epigenetic factors as indicated in the [...]
  • Subjects: Genetics
  • Pages: 2
  • Words: 578

Debate on Human Reproductive Cloning

According to Baird, human cloning should be prohibited for the simple reason that the onus of justification will be placed on the shoulders of those performing the cloning rather than those who want the cloning [...]
  • Subjects: Genetics
  • Pages: 2
  • Words: 579

Common Characteristics of Developing Countries

Indeed, this is evident from the high number of slums and informal settlements within these nations. This is because the environment is the main source of food and other crucial resources.
  • Subjects: Countries Studies
  • Pages: 5
  • Words: 1355

Human Geography Systems and Cultures

It is a composite picture of the change in population for these nations as a generalization of phenomena and not individual parties.
  • Subjects: Geography
  • Pages: 6
  • Words: 1755

Obesity, Its Social and Cross-Cultural Meanings

The recognition of the contribution of various cultural beliefs and practices in matters relating to obesity is significantly essential in tackling the obesity menace.
  • Subjects: Anthropology
  • Pages: 3
  • Words: 853

Agricultural Issues in the “Food Inc.” Documentary

One of the reasons is that large corporations can launch a mass-scale production of food, and therefore, they can dictate pricing policies to the small farmers, who, in their turn, have to work with these [...]
  • Subjects: Agriculture
  • Pages: 3
  • Words: 856

Nature Studies: Still Prime Time for Primates

The proponent says the plan will center Europe's research efforts on a sequence of imposing challenges like climate variation and the elderly populace currently experienced in the continent.
  • Subjects: Zoology
  • Pages: 2
  • Words: 275

Miles Timothy Myres, American Ornithologist

Tim was the president of the Calgary Bird Club between 1965, and 1967, a time in which he also edited its bulletin. It is obvious that the article provides a lot of information on birds, [...]
  • Subjects: Zoology
  • Pages: 2
  • Words: 281

Michael Smith: Nobel Prize-Winning Biochemist

In the late 1980s, he helped found the Biotechnology Laboratory located at the University of British Columbia. Since he was a firm believer in genomic research, he accepted the appointment by Victor Ling to become [...]
  • Subjects: Genetics
  • Pages: 1
  • Words: 278

Vegetation Monitoring From Space

Remote sensing also helps in the determination of the distribution of the existing vegetation cover within a particular locality. In this paper, the author seeks to provide an overview of the use of remote sensing [...]
  • Subjects: Biology
  • Pages: 22
  • Words: 6072

Human Geography as the Study of Space and Place

Human geography emphasizes the need to understand the relationships among different places and regions of the world and its people. For the first concept, human geography, unlike the time in history, deals with spaces.
  • Subjects: Geography
  • Pages: 1
  • Words: 246

Sense of Community and Urban Policies in Calgary

Calgary AB exemplifies a strong sense of community, and this leads to the creation of opportunities for interrelations and meaning in the lives of its inhabitants.
  • Subjects: Anthropology
  • Pages: 3
  • Words: 827

Genetics: “Bad Blood” Educational Series by BBC

Some, such as those seen in the case of the people of Japan, seemingly attached a great deal of stigma to the issue of genetic "impurity," resulting in few marriage prospects for those who were [...]
  • Subjects: Genetics
  • Pages: 3
  • Words: 1195

Anthropology: “A World Full of Women” by Ward

Anthropologists find the topic of the foraging way of life interesting because it also tells us more about how the group structures of the hunter-gatherers were organized, and how the division of labor occurred along [...]
  • Subjects: Anthropology
  • Pages: 2
  • Words: 611

Exploring Landscapes with Google Earth

In terms of the overall overlook on the map of Australia, the most distinctive feature is the desert which covers the central part of the continent, extending towards the west.
  • Subjects: Geography
  • Pages: 4
  • Words: 1176

Ethnography and Participant Observation: Video Analysis

The primary goal of this video is to emphasize the interdependence between the attitude of educator and the children. The data has to be descriptive and analyzed in the context of the research.
  • Subjects: Anthropology
  • Pages: 2
  • Words: 575

Ethnography: La Purificacion Tepetitla Society

Every member of the community knows about the geography of the water system, the names of residents in the segment of the community, and the history of water management growth.
  • Subjects: Anthropology
  • Pages: 4
  • Words: 1116

Microbiologist as a Career in Bioscience

Moreover, I believe that in this way I can help people by making discoveries that can be used in medicine, agriculture, food production. This experience can help me in the future especially when I will [...]
  • Subjects: Biology
  • Pages: 2
  • Words: 552

Sleep May Be Nature’s Time Management Tool by Carey

The author states that no one knows why sleep exists therefore setting the context for the article in which she advances the numerous theories that are advanced as to the role that sleep plays.
  • Subjects: Biology
  • Pages: 2
  • Words: 357

The Mind’s Big Bang: Video Analysis

On the other hand, modern humans developed a spear that was lighter and used it to throw the weapon to a distance of forty-two meters, a clear advantage over the Neanderthals.
  • Subjects: Evolution of Humans
  • Pages: 2
  • Words: 761

Reverse Mutation Concept in Cancer Biology

The hybridization of phage and the Alu probe will point to the presence of the human mutagen in the cell. Particularly, the application of the KIF2C protein will have to be considered to identify the [...]
  • 5
  • Subjects: Biology
  • Pages: 2
  • Words: 572

The UAE and Japan Comparison

The UAE is one of the most influential and prosperous countries in the world. Unfortunately, the innovation rate of the UAE is not considered to be one the best in the world as it occupies [...]
  • Subjects: Countries Studies
  • Pages: 2
  • Words: 675

Big Data and Agriculture

Big Data is expected to feed the world in the future by analyzing large volumes of data associated with predicting the weather, finding appropriate regions for farming and agriculture, and eliminating possible adverse outcomes.
  • Subjects: Agriculture
  • Pages: 3
  • Words: 832

Computational Methods of Epitope Prediction

B-cell and T-cell epitopes should be identified in the immune system as a considerable factor in vaccine design and a possibility to replace a whole pathogen.
  • Subjects: Biology
  • Pages: 1
  • Words: 275

Impact of Antibiotics on Farm Animals

One of the primary reasons for this condition in people is the use of antibiotics in farming. However, the use of antibiotics is associated with the occurrence of antibiotic resistance in people.
  • Subjects: Agriculture
  • Pages: 3
  • Words: 708

Respiratory Tract Infections Under Investigations

RTIs are prevalent among the elderly due to the existence of chronic conditions and deterioration of health. Acute sinusitis and bronchitis are some of the most common cases of RTIs that contribute to the abuse [...]
  • Subjects: Biology
  • Pages: 9
  • Words: 2524

The Enhancement of Global Awareness and Myths About Africa

Class homework and discussions of the material such as BBC News Inside the World's Most Prominent Refugee and the book Of Beetles to Angels provided me with an understanding of experiences that people have in [...]
  • Subjects: Countries Studies
  • Pages: 4
  • Words: 1155

Zebra Paradox: Truth About Zebra Stripes

Although most zoologists believe that zebras are white with black stripes, the fact is that the animal's primary color is black with elements of white because there are no parts of the zebra's body that [...]
  • Subjects: Zoology
  • Pages: 2
  • Words: 321

Agriculture and Regulations in African Countries

This work is aimed at determining the significance of agriculture in African countries, the main features of the regulation of this field, as well as the causes leading to a failure in a traditional developmental [...]
  • Subjects: Agriculture
  • Pages: 2
  • Words: 500