Natural Sciences Essay Examples and Topics. Page 4

2,235 samples

DNA Barcoding Sequence Analysis of Unknown Plant

The efficiency of this instrumental method is built on the idea of close similarity in the structure of DNA molecules to be more precise, the arrangement of nucleotides in it between closely related species: the [...]
  • Subjects: Biology
  • Pages: 5
  • Words: 1315

Territorial Claims of Antarctica and the Antarctic Treaty

Given this argument, the paper traces the history of Antarctica to fully explore how and why the claims came about, the individual claims of the countries and the treaty and the system it is included [...]
  • Subjects: Countries Studies
  • Pages: 20
  • Words: 5458

The Pomegranate or “Punica Granatum L.”

In ancient times, the Old Testament of the Bible, the Jewish Torah, and the Babylonian Talmud describe the pomegranate as a divine fruit conferring forces of fertility, good luck, and abundance.
  • Subjects: Biology
  • Pages: 4
  • Words: 1184

The Pros and Cons of the Lebanese Confessional System

The 1943 agreement by the representatives of the major dominant groups of that time, that is, the Maronite and the Sunni elite set the stage of the major political revolution of political Confessionalism in the [...]
  • Subjects: Countries Studies
  • Pages: 11
  • Words: 3015

Mendelian Corn Genetics: An Experiment

Seeds are then sorted out on the basis of their color and shape and the obtained data recorded adjacent to the respective phenotypes. Determine the 2 value for each experiment, and use the table of [...]
  • Subjects: Agriculture
  • Pages: 3
  • Words: 484

Archaea and Bacteria Prokaryotes Dichotomous Keys

Most members of this phylum which are pathogenic to humans are obligate pathogens that are mostly intracellular. They are divided depending on the mode of respiration, fermentation rate, temperatures in which they thrive and shape.
  • Subjects: Biology
  • Pages: 2
  • Words: 327

The Genus Rosa’s Adaptation to the Environment

Alternative hypothesis: The abundance and distribution of stomata, storage, transport, and floral structures have a substantial influence on the adaptation of the genus Rosa to its environment.
  • Subjects: Biology
  • Pages: 4
  • Words: 1144

Genetic Engineering Using a Pglo Plasmid

The objective of this experiment is to understand the process and importance of the genetic transformation of bacteria in real time with the aid of extrachromosomal DNA, alternatively referred to as plasmids.
  • Subjects: Genetics
  • Pages: 4
  • Words: 1207

Diffusion and Osmosis Experiments

The osmolarity of various solutions was also evaluated by noting the changes in weight of potato cylinders in the solutions. The movement of carmine particles in the water was random.
  • Subjects: Chemistry
  • Pages: 6
  • Words: 1745

Strontium: Physical and Chemical Properties

The rest are artificial isotopes and, are a consequence of radioactivity. The table below shows a summary of the radiological properties of strontium isotopes.
  • Subjects: Chemistry
  • Pages: 3
  • Words: 865

The Histopathology Laboratory: Special Stains

The Masson's trichrome is commonly used to reveal the architecture of tissues and in the preparation of frozen sections. The Masson's trichrome stain was used in the staining of normal uterus and the uterus fibroid.
  • Subjects: Biology
  • Pages: 8
  • Words: 2077

Osmosis Transport Across the Cell Membranes

It is the difference in concentration of water across a semi-permeable membrane drives the process. The process is facilitated by the disparity in potential of water across the semi-permeable.
  • Subjects: Biology
  • Pages: 2
  • Words: 322

Evolution of Makkah as a City

The first pattern is a central business district, in this pattern the shape has been affected by the natural topography of the city of Makkah.
  • Subjects: Countries Studies
  • Pages: 5
  • Words: 1308

Life in the Bottom of the Ocean and Its Protection

While we all strive hard to detect and analyze the essence of life and the impact it has on our lives, we need to understand that life in itself is a big mystery, the truth [...]
  • 5
  • Subjects: Biology
  • Pages: 5
  • Words: 1529

Ainu People of Japan

Also, due to the growing interest of foreigners and the Japanese themselves in the culture of the Ainu, many of them are engaged in cultural activities to attract tourism, which is also a source of [...]
  • Subjects: Countries Studies
  • Pages: 6
  • Words: 1494

Eruption of Mount Saint Helen Volcano

Helens volcano, looking at its history, the explosion, the immediate consequences of the eruption, and the historic impact on the climate and human life.
  • Subjects: Archeology
  • Pages: 4
  • Words: 1245

Different Ecosystems and Living Things

Habitat is the living environment; the population is all the living organisms within a habitat, and community is the organisms that interact with each other. The descriptions of the three ecosystems below will focus on [...]
  • Subjects: Biology
  • Pages: 3
  • Words: 809

Carrying Out a Personal Study of Garbology

In the study, I scrutinized myself in terms of eating habits and compared this information with the one that I had gathered from my garbage. Most importantly, the data that I gathered in this study [...]
  • Subjects: Archeology
  • Pages: 4
  • Words: 996

Population Growth in Qatar

The increment is attributed to an increase in the state's population and an increased number of people using the infertility clinics' services.
  • Subjects: Countries Studies
  • Pages: 14
  • Words: 2138

Different Kinds of Exotic Fruits

But that does not hold it back from being 'The King Of Fruits."Durian is a native fruit to Malaysia and Indonesia but now it is being grown in Thailand, Southern Philippines, India, and Sri Lanka, [...]
  • Subjects: Agriculture
  • Pages: 2
  • Words: 669

Flocking: The Animal Behavior Model

Flocking comes from the word "flock" described as a group of birds conducting flocking behavior in flight or when foraging. One principal advantage of flocking is the safety gained in numbers and another is increased [...]
  • Subjects: Zoology
  • Pages: 6
  • Words: 1259

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

Sichuan’s Role in China’s Overall Development

Today, Sichuan is one of the main industrial bases in China. There are heavy and light industries, all contributing to the industrial output of Sichuan and China in general.
  • Subjects: Geography
  • Pages: 6
  • Words: 1488

The Digestive System and Its Functions

That is why the proper functioning of the human digestive system serves as the basis for full-fledged life support during the main processes in the digestive tract. In the oral cavity, food enters the throat, [...]
  • Subjects: Biology
  • Pages: 3
  • Words: 952

The Pinacol Rearrangement Organic Reaction

The first objective of the experiment was to demonstrate how pinacol undergoes rearrangement to form pinacolone under the catalysis of heat, acid, and boiling chips.
  • Subjects: Chemistry
  • Pages: 5
  • Words: 1660

Garbology as an Anthropology Study

The recording of the things by the frequency they were thrown away during the week allowed concluding that the waste of food products took the first place in the list.
  • Subjects: Anthropology
  • Pages: 2
  • Words: 573

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

Nanobiotechnology, Its Advantages and Disadvantages

While the world believes that nanobiotechnology is likely to shape future technology, it is important to consider both sides of the technology and have an analysis of its pros and cons.
  • 5
  • Subjects: Biology
  • Pages: 3
  • Words: 886

Gekkonidae: Biological Characteristics

A comprehensive description of the family peculiarities started with the analysis of general characteristics of lizards and the features they obtained throughout the evolution.
  • Subjects: Biology
  • Pages: 4
  • Words: 1121

Polar Ice Caps in Antarctica and the Arctic

This paper aims to outline the key factors affecting the formation and maintenance of polar ice caps, as well as to review and compare the characteristics of Antarctica and the Arctic.
  • 5
  • Subjects: Geography
  • Pages: 2
  • Words: 580

Bhutan’s History, Geography, Politics, and Economy

In the 1616 CE period, the arrival of the Tibetan Lama fostered the introduction of the dual system of secular and religious government that is still practiced up to date in Bhutan.
  • Subjects: Countries Studies
  • Pages: 17
  • Words: 3023

The Suez Canal’s Geopolitical Significance

In this respect, the Suez Canal plays an important role in the acquisition of natural gas and oil as it eases the cost of transportation of these products that would have otherwise been transported around [...]
  • Subjects: Geography
  • Pages: 2
  • Words: 585

Anthropology: Development, Theories, Policies

In this study, the process of the development of complex discipline is elaborated as well as the theory of holism, politics, and the policy of anthropology are overviewed.
  • 5
  • Subjects: Anthropology
  • Pages: 3
  • Words: 829

“Using Anthropology” by David W. McCurdy

In the instances that this reading describes, there is a difference between the way that people describe their own situation, and the way it appears to an outside observer.
  • Subjects: Anthropology
  • Pages: 2
  • Words: 644

Archeology: The Bull-Headed Harp and Sound Box

In total, four scenes are depicted in the sound box, and scholars think that they are depicting a party in the spirit world, or the land of the dead. Also, the depictions of the men [...]
  • Subjects: Archeology
  • Pages: 2
  • Words: 568

The Connection Between Totemism and Structuralism

For instance, according to the biological linkages, kinship systems are constructed from the relationship between the father and the son, the mother and the daughter, and the father and the mother.
  • Subjects: Anthropology
  • Pages: 8
  • Words: 2215

Gender Determination Procedure

This might offer a scientific explanation as to why she is an athlete due to the functions of the hormone in the body.
  • Subjects: Genetics
  • Pages: 6
  • Words: 1687

Ethiopia: Historical Background and Modern Issues

The political history The country has made a big stride in the political lines. The country has a unique and exclusive mix of culture compared to other African countries.
  • 5
  • Subjects: Geography
  • Pages: 3
  • Words: 975

Modern Algeria

It borders the Mediterranean Sea to the north, Tunisia, and Libya to the east, Niger, Mali, and Mauritania to the south, and Morocco to the west.
  • Subjects: Countries Studies
  • Pages: 20
  • Words: 5466

1996 Mount Everest Disaster: Leadership Perspective

Everest and its summit became known to the western world in the beginning of the twentieth century. Thus, Hall and Fischer overestimated their abilities and this led to the tragedy.
  • Subjects: Geography
  • Pages: 4
  • Words: 1134

Environmental Analysis in the UAE

The report suggests that most of the population is located in the Emirates of Dubai and Abu Dhabi. The IMF ranked the UAE as the nation with second highest GDP within the Cooperation Council for [...]
  • Subjects: Geography
  • Pages: 2
  • Words: 566

Ecology of Panther a Leo (Lion)

In India, the habitat of lions is in both the forests of dry savanna and the dry forests of deciduous scrub.
  • Subjects: Zoology
  • Pages: 7
  • Words: 1940

GIS Data Organization: Spatial Data Structure & Models

Apart from the difference between data and information, there is a huge gap between geographic data and data in general. Therefore, Fazal's Spatial data structure and models is a crucial piece of information that helps [...]
  • Subjects: Geography
  • Pages: 8
  • Words: 2181

Burmese Pythons

This paper covers the impact of the Burmese python on Florida's native diversity, the factors that have led to its rapid increase and why it poses a great danger to the natural habitat of South [...]
  • 3.8
  • Subjects: Zoology
  • Pages: 8
  • Words: 2183

Aging, Culture, Ethnicity and Family Care

The research by the author shows the limitations of the informal structures in dealing with the elderly. She is the organizer of the family reunions and the custodian of the family history.
  • Subjects: Anthropology
  • Pages: 10
  • Words: 2766

Are Viruses Alive?

What happens is that the organisms that are mono-celled grow mostly because; when they are formed during the cell division they are usually small and they are supposed to grow and develop to full-grown cells.
  • Subjects: Genetics
  • Pages: 2
  • Words: 935

Essentials of Biodiversity

At the same time, the knowledge and a more informed understanding of the whole concept of biodiversity gives us the power to intervene in the event that we are faced by the loss of biodiversity, [...]
  • Subjects: Biology
  • Pages: 7
  • Words: 1846

Monsoons in South Asia

With the above fact, therefore, the most plausible explanation to the formation of monsoons in South Asia is that pressure imbalances between the Indian Ocean and the Asian continent are the contributing factors.
  • Subjects: Geography
  • Pages: 3
  • Words: 820

Thailand Ethnography: Similarities and Differences

In fact when I heard both families speak in their native tongue there were some words that were similar and as such is indicative of a common cultural ancestry somewhere down the line.
  • Subjects: Anthropology
  • Pages: 5
  • Words: 1398

Silicon Dioxide Production and Application

Silicon dioxide is available in plenty, and it can easily be found in several parts of the world. This is because of the ingredients used in making it.
  • Subjects: Chemistry
  • Pages: 9
  • Words: 2472

Natural Selection: Darwin’s Theory of Evolution

It is commonly known by the phrase, "survival of the fittest", which means that only the species that have well adapted to their environment, is well suited to survive in that habitat.
  • Subjects: Evolution of Humans
  • Pages: 2
  • Words: 574

The ‘Lost Golden City’ in Egypt

This was the largest city to be uncovered in Egypt. This city was later abandoned and the capital relocated to a city known as Amarna.
  • Subjects: Archeology
  • Pages: 1
  • Words: 323

Measurement of Generation Time of E. Coli

An integral part of bacterial cultures is the generation time, which determines the ability to double during each time interval: determining the minimum value of this time for an inoculated E.coli culture was the main [...]
  • Subjects: Biology
  • Pages: 5
  • Words: 1527

Anthropology: Pre-Agriculture Diet

The assumed advantage of consuming human flesh in the prehistoric era might be the satisfaction of the cultural and ritual needs of the people, as well as a means of their survival in turbulent times.
  • Subjects: Anthropology
  • Pages: 4
  • Words: 1156

The Thermoregulation Is and Its Importance

The importance of thermoregulation in the body includes: In case there are changes in the external temperatures, an organism must maintain a constant temperature of about 37 degrees Celsius for a human body to ensure [...]
  • Subjects: Biology
  • Pages: 1
  • Words: 367

Non-trophic Interaction in Marine Species

An example of non-trophic relationships between marine species is decorator crabs and sponges. Decorator crabs and sponges' relations are an example of mutually helpful non-trophic interaction mutualism.
  • Subjects: Biology
  • Pages: 1
  • Words: 281

The Human Cloning Issue and Ethics

Additionally, as expressed by Ayala, "the biological endowment of mankind is rapidly deteriorating," and cloning allows us to resolve such issues. As seen in the example of Frankenstein, "breatheless horror and disgust" are followed by [...]
  • Subjects: Genetics
  • Pages: 2
  • Words: 544

Glucose and Its Importance in Biology

Among them are galactose and fructose, with galactose being the optical isomer of glucose, while fructose is the structural isomer. On the contrary, while glucose and fructose can be found in natural sugars, especially in [...]
  • Subjects: Chemistry
  • Pages: 1
  • Words: 375

Responsible House Plant Keeping

As not every necessary chemical can be derived from sunlight and water, especially in the enclosed environment of a plant pot, it is recommended to include particular vegetation mixtures, ensuring the prosperity of the green [...]
  • Subjects: Biology
  • Pages: 8
  • Words: 2262

Homeostasis and Regulation in the Human Body

The feedback loop essential components include the receptor, also known as a sensor, which detects changes in the body Remember that homeostasis is the ability of the body to maintain stable and balanced internal conditions.
  • Subjects: Biology
  • Pages: 3
  • Words: 827

New York vs. Dhaka City: Comparative Analysis

Dhaka is the capital of the country Bangladesh and a famous city in South Asia, but New York is one of the most popular cities in the world, although not the capital.
  • Subjects: Countries Studies
  • Pages: 1
  • Words: 301

Organic Chemistry – Contributions and in Life

Despite many challenges imposed on the balancing of equations of pertaining reactions, in school my interest was drawn into the study of organic chemistry, which entailed a study of organic carbon compounds.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 586

Improving Stress Resistance in Agricultural Crops

The biotechnology involved in producing such crops faces many difficulties and there are a lot of considerations of the methods used to improve the crop's resistance that need to be assessed.
  • 5
  • Subjects: Agriculture
  • Pages: 9
  • Words: 2810

P-chlorophenoxyacetic Acid-preparation of a Synthetic Plant Hormone

The chemical synthesis of 4-chlorophenoxyacetic acid is realized through the reaction of nucleophilic displacement between anions of the 4-chlorophenolate anion and chloroacetate, the product of interaction of which is subjected to acetic acid treatment.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 778

Importance of the Brain in Human Body

The brain also provides a long-term storage memory where a reader may be in a position to recall the events that have taken place in the comprehension and the right order.
  • Subjects: Biology
  • Pages: 3
  • Words: 946

Massive Leak of Liquified Chlorine Gas

Small quantities of chlorine can reach the threshold of acute poisoning within a very short time, thereby leading to casualties.
  • Subjects: Chemistry
  • Pages: 19
  • Words: 2169

The Feeding Behavior of the Walrus

The walrus forages on the sea floor and platforms of sea ice. They must live in shallow seas, especially close to the shores.
  • Subjects: Zoology
  • Pages: 14
  • Words: 663

Effect of MgCl2 and NaCl Solutions on the Germination

Moreover, in the first and the third groups, the wheat seeds were placed in wetted paper towels whereas in the second and the fourth groups, the wheat seeds were placed on top of the wetted [...]
  • Subjects: Chemistry
  • Pages: 7
  • Words: 2033

Aspects of Biology as a Subject

Understanding the causes of disease variations and using the information to improve the health of the population will be my main benefits I will offer to the society.
  • Subjects: Biology
  • Pages: 2
  • Words: 694

The Analysis of Siamangs’ Behavior in a Zoo Setting

The results of the research disprove the hypothesis as it was assumed that siamangs would be less active in the zoo due to visitor's attention and limited territory. Therefore, it is possible to note that [...]
  • Subjects: Zoology
  • Pages: 5
  • Words: 1385

Maple Syrup Urine Disease Pathogenesis

This results in the accumulation of the branched-chain amino acids within the body and the brain. The case study was done to determine the type of mutation that occurs in the genes of the patients, [...]
  • Subjects: Genetics
  • Pages: 8
  • Words: 2172

Plasma Discharge and its Examples

Here, Chang, Lawless and Yamamoto argue that plasma is the fourth state of matter, which occupies 99% of the universe and consists of particles known as ions, neutrons, and neutrals, which exist in a gaseous [...]
  • Subjects: Chemistry
  • Pages: 10
  • Words: 2752

Shapes of Cells and Their Functions

The structure of cells in the nervous system is characterised by their elongated shape, which corresponds to the tasks performed by them.
  • Subjects: Biology
  • Pages: 3
  • Words: 855

Ancient Chinese Inventions and Contributions

In spite of this stereotype, China is the Motherland of many inventions of the past. Gunpowder is one of the most significant and well-known inventions of ancient China.
  • Subjects: Countries Studies
  • Pages: 3
  • Words: 846

Bermuda Triangle and Its Definition

According to Winer, "the initial claims of the mysterious disappearances in the Bermuda also known as the 'Devils Triangle' dates back to September 19th 1950.
  • Subjects: Geography
  • Pages: 3
  • Words: 1002

Characteristics of Adult Development

The development entails the changes that are experienced at the various levels of growth from childhood to adulthood. Another influence is the socioeconomic status of an individual.
  • Subjects: Biology
  • Pages: 4
  • Words: 1311

Anthropology. Nature Versus Culture Debate

This stimulation can only be found in the environment and therefore the brain is able to take up so much from the environment that is the culture of the people.
  • 1
  • Subjects: Anthropology
  • Pages: 6
  • Words: 1662

Evolution of Humans: The Human Evolutionary Theory

The earliest best-known theory of evolution was propounded by Charles Darwin, whose main thesis was that life has evolved from simple single-celled organisms to multi-cellular, complex living things through the process of natural selection and [...]
  • Subjects: Genetics
  • Pages: 2
  • Words: 558

Psychophysics: Definition & Fundamentals

A psychophysical hypothesis, known as the theory of Signal Detectability uses a blend of statistical choice theory together with the idea of perfect observer modeling the sensitivity of the observer to events that are in [...]
  • Subjects: Biology
  • Pages: 6
  • Words: 1606

Postmodernism in Anthropology

Thus, the change of epochs in the human philosophy was also the shift in the scientific focus on society, i.e.the social sciences could not escape the influence of the shift and followed it, adjusting the [...]
  • Subjects: Anthropology
  • Pages: 20
  • Words: 3603

The Voyages of Christopher Columbus

Through the means of his discoveries, Christopher Columbus shattered the myth that the world was flat and that the entire planet was centered on the holy town of Jerusalem.
  • Subjects: Geography
  • Pages: 5
  • Words: 1586

Gattaca: Ethical Issues of Genetic Engineering

Although the world he lives in has determined that the only measure of a man is his genetic profile, Vincent discovers another element of man that science and society have forgotten.
  • Subjects: Genetics
  • Pages: 4
  • Words: 890

“Shamanism, Colonialism and the Wild Man” by Michael T. Taussig

In the book "Shamanism, Colonialism and the Wild Man", Taussig explores and explains the atrocities committed by the early-20th-century rubber traders in the Putumayo Valley by studying the phenomena of terror and shamanic healing in [...]
  • Subjects: Anthropology
  • Pages: 4
  • Words: 1366

Importance of Coral Reefs

The algae that is found in the sea also helps in reef building because they contain limestone and this is important in the integrity of the reefs.
  • Subjects: Zoology
  • Pages: 5
  • Words: 1625

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: 13
  • Words: 3653

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

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

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

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

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

Seed Germination Experiment: Results and Discussion

The results indicated that the number of germinated seeds differed according to the concentration of solutions. 0625M CaCl2 germinated quickly on the second day and attained the mean of about 10 germinated seeds on [...]
  • Subjects: Biology
  • Pages: 4
  • Words: 967

Food, Customers, and Culture in the Grocery Store

There also were many alcoholic drinks, and the section with beer was among the largest; lemonades, juices, and smoothies were also present. Both the store labels and the food labels quite often stressed the low [...]
  • Subjects: Anthropology
  • Pages: 4
  • Words: 1211