Natural Sciences Essay Examples and Topics. Page 6

2,730 samples

Ethical Issues with Fetal Anomalies

When genetic testing shows anomalies, it is essential for healthcare professionals to show compassion and provide evidence-based recommendations regarding the health of the fetus to the parents.
  • Subjects: Genetics
  • Pages: 2
  • Words: 613

Application of DNA in Criminal Forensics

In phylogenetic studies, the analysis of DNA from fossil remains allows one to determine the taxonomic identity of a species, while in forensics, one can find the connection between traces and the perpetrator or the [...]
  • Subjects: Biology
  • Pages: 2
  • Words: 707

The Study of the Anthropology of Food

The study of the anthropology of food integrates historical and anthropological perspectives with current social challenges in the systems of food production and consumption.
  • Subjects: Anthropology
  • Pages: 1
  • Words: 127

Deeply Rooted in the Present by Kenny: Book Review

The study of this work contributed to the development of the science of anthropology and theoretical approaches related to it, as well as provide an understanding of the formation of the culture and identity of [...]
  • Subjects: Anthropology
  • Pages: 2
  • Words: 546

Modern Turkey, Ottoman Legacy and Westernization

Many of the country's customs and practices, such as the traditional Turkish greeting and the importance of hospitality, have their roots in the Ottoman period.
  • Subjects: Countries Studies
  • Pages: 3
  • Words: 962

Hutchinson-Gilford Progeria Syndrome

This essay will examine the case of Hutchinson-Gilford progeria syndrome, a clinical disease in which there is abnormal development of the cell nucleus, resulting in the impaired division.
  • Subjects: Genetics
  • Pages: 3
  • Words: 974

Aspects of the Genetic Enhancement

Genetic enhancement means using genetic editing technologies to introduce changes into the genome of the fetus to achieve improvements in the physical or mental health of the future child.
  • Subjects: Genetics
  • Pages: 2
  • Words: 678

The Discussion of a Radioactive Isotope

A radioactive isotope is one that has an unstable nucleus, meaning that it can break apart and release a lot of energy. Fission releases energy by splitting the nucleus of a heavy element into two [...]
  • Subjects: Chemistry
  • Pages: 1
  • Words: 359

Extracellular Enzyme Production Tests

Microbes produce exoenzymes to metabolize substances in their surroundings, and these microorganisms may be used in biochemistry assays to evaluate the presence and activity of exoenzymes.
  • Subjects: Biology
  • Pages: 6
  • Words: 1178

Zoology: How the Cat Got Its Stripes

More than 70 genetic variants have been identified, and about 40 of them affect the appearance of the cat, that is, the color of the coat, the pattern of the skin, the length of the [...]
  • Subjects: Zoology
  • Pages: 1
  • Words: 291

Patenting of Genetic Information

Completing the sequencing of the nucleic acid sequence of the human genome led to the mass patenting of genes in the United States.
  • Subjects: Genetics
  • Pages: 3
  • Words: 952

Voltage-Gated K+ Channels: Key Functions

K+ channels are a family of related proteins found in the neurons' plasma membrane and are responsible for controlling the flow of potassium ions in and out of the cell.
  • Subjects: Biology
  • Pages: 5
  • Words: 1474

Neanderthal DNA in the Genomes

The article shares the reasons behind the presence of Denisovans; genetic fingerprints are present in many parts of the world today.
  • Subjects: Genetics
  • Pages: 2
  • Words: 614

The Biological Attributes of Humans

Considering that bipedal primates inhabited Africa, the heat dissipation perspective demonstrates that bipedalism was necessary for the creatures to overcome the region's high temperatures.
  • Subjects: Anthropology
  • Pages: 1
  • Words: 275

Wildlife Management and Extinction Prevention in Australia

This paper investigates the threats to wildlife in Australia and strategies for managing and preventing their extinction. In summary, this paper examines the threats to wildlife in Australia and outlines strategies for managing and preventing [...]
  • Subjects: Biology
  • Pages: 10
  • Words: 2902

Unveiling the Evolution of Geography

Much of the Middle Ages' astronomy and geography may be traced back to the claims of Claudius Ptolemy, a Greek mathematician, astronomer, and geographer. He wrote about it in The Almagest, a book about the [...]
  • Subjects: Geography
  • Pages: 9
  • Words: 2624

Unexpected Pet Medical Issues and How to Handle Them

Because of the ever-increasing price of veterinary care and the inherent financial unpredictability that comes with owning a pet, pet owners must be able to plan and be ready for any contingency.
  • Subjects: Zoology
  • Pages: 6
  • Words: 1712

Albinism: Causes, Symptoms, and Therapies

Hence, it is crucial to be aware of the inheritance pattern of albinism and the higher incidence of the disorder in certain ethnic groups.
  • Subjects: Genetics
  • Pages: 11
  • Words: 3044

The Great Backyard Bird Count Event

There are thousands of bird species globally, and understanding both of these birds requires participation by different individuals since it is impossible for a certain group to gather the research without the inclusion of individuals [...]
  • Subjects: Zoology
  • Pages: 4
  • Words: 950

Literature on Invasive Plants in the United Kingdom

This essay entails a literature review to understand the nature, impacts and control of the "big four" invasive plants in the United Kingdom: Japanese knotweed, Himalayan balsam, giant hogweed, and rhododendron. The outline for the [...]
  • Subjects: Biology
  • Pages: 5
  • Words: 1496

The Discussion of Lansing City

The city is located in Ingham County and significantly spreads to the west in Eaton County and north in the county of Clinton.
  • Subjects: Geography
  • Pages: 4
  • Words: 705

Human Evolution and Bio-Cultural Changes

The concept of the human sphere was introduced in the 30s of the XX century simultaneously in different countries by several scientists.
  • Subjects: Evolution of Humans
  • Pages: 2
  • Words: 561

The Origin of Man and Primates’ Evolution

However, one can merely comprehend the origin of man if one considers history from the beginning of the evolution of the order of primates. Primates are masters of living in the trees due to their [...]
  • Subjects: Evolution of Humans
  • Pages: 2
  • Words: 647

Birds’ Optimal Forging Practices

The results showed a significant difference in high or low feed, and the birds consumed more food when the feed was high.
  • Subjects: Zoology
  • Pages: 5
  • Words: 1423

Switzerland’s Economics and Culture

The Alps, located in the south and southeast of Switzerland, are among the country's most recognizable geographical features. According to data, the number of people living in Switzerland went up by 60,000 between 2021 and [...]
  • Subjects: Countries Studies
  • Pages: 3
  • Words: 881

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 Origin of Life: Creationism and Science

Evolutionists have weak evidence about the origin of life as they focus on explaining life processes that lead to the formation of species through biological means, which the Bible also explains in a creationism version. [...]
  • Subjects: Evolution of Humans
  • Pages: 2
  • Words: 656

Aspects of Human Evolution and Progress

The concepts of human evolution and progress have evolved throughout history leading to different perspectives on the scientific, agricultural, and language themes resulting in universal similarities that have shaped the nature of the world today.
  • Subjects: Evolution of Humans
  • Pages: 4
  • Words: 968

Optimal Foraging Theory in Zoology

To increase fitness, an animal uses a foraging method that offers the most benefit for the least cost, maximizing the net energy obtained.
  • Subjects: Zoology
  • Pages: 1
  • Words: 319

Regional Analysis of Surrey, British Columbia

The city of Surrey, River Fraser, and the Cascadia faultline have always made up the characteristics of the region together with its artistic beauty. The painting is a beautiful landscape of the Fraser River in [...]
  • Subjects: Geography
  • Pages: 2
  • Words: 669

Gerhard Ertl’s Chemist Profile Analysis

The importance of this research to modern society lies in the fact that chemical reactions on the surface of catalysts play a decisive role in many industries.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 553

Separation of Humans From Nonhumans

The first problem that is important to consider in the topic of separating people from nonhumans is their misunderstanding of the processes in nature due to the distancing from it.
  • Subjects: Anthropology
  • Pages: 3
  • Words: 852

Anthropology: The Scope of Research

The former confidence of the world scientific community that the coming century will be the time of flourishing human science is being replaced by growing skepticism. What is the meaning of human life in the [...]
  • Subjects: Anthropology
  • Pages: 2
  • Words: 697

The Nunavut Region as Canada’s Last Frontier

The final adjustment of Canada's internal borders occurred in 1999 with the creation of the Territory of Nunavut, which was separated from the Northwest Territories in the eastern Arctic.
  • Subjects: Geography
  • Pages: 2
  • Words: 635

“The Egg and the Sperm” by Martin: Article Review

By looking into the wording of significant medical and clinical books and analyzing the social ramifications of the language used within the text, the author intends to criticize the usage of metaphors as well as [...]
  • Subjects: Biology
  • Pages: 5
  • Words: 1401

Gene Therapies: The Market Access

Thus, the level of clinical development affects the possibility of reimbursement: the better characteristics it has, there are more chances that GTMPs can be funded.
  • Subjects: Genetics
  • Pages: 1
  • Words: 350

Bacteria Classification and Assessment

A Gram stain is a common test to classify bacteria in blood, urine, or the infection site. In other words, the goal of antibiotics is to support the immune system in the treatment process.
  • Subjects: Biology
  • Pages: 4
  • Words: 282

Canadian Regional Geography in Photographs

Because of the combination of two types of climate and the terrain, there is a wide difference of ecosystems. The second image is likely Atlantic Canada, as there are fishermen on it, while the most [...]
  • Subjects: Geography
  • Pages: 2
  • Words: 686

Anthropology and the Nacirema Group

The Nacirema group is recognized as belonging to the field of cultural anthropology through the analysis of publications; this is because they carried out practices such as piercing the flesh with sharp objects and scraping [...]
  • Subjects: Anthropology
  • Pages: 1
  • Words: 379

Environmental Ethics of Pesticide Usage in Agriculture

For example, pesticides are responsible for the destruction of the soil and harm to the overall ecosystem. The soil, water, and air resources are at a high risk of contamination from the toxins that are [...]
  • Subjects: Agriculture
  • Pages: 4
  • Words: 735

Double Pulse Laser Induced Breakdown Spectroscopy on Steel

The essence of LIBS is specific laser irradiation of the surface area of the analyzed solid object, due to which the ablation of matter takes place. The introduction of a second pulse to the generated [...]
  • Subjects: Chemistry
  • Pages: 6
  • Words: 710

Laser-Induced Breakdown Spectroscopy: Instrumental Facility

In fact, the LIBS device has a two-pulse characteristic: the first laser pulse ablates the detachment of matter from the substance and the accompanying heating, and the subsequent second pulse is aimed at additional excitation [...]
  • Subjects: Chemistry
  • Pages: 2
  • Words: 620

Autoethnography: “Black” Taxes in South Africa

My brief analysis of the academic literature reveals the significance of the black tax problem, the consequence of which is the compulsion to work harder and a marked decline in the quality of life for [...]
  • Subjects: Anthropology
  • Pages: 8
  • Words: 2446

Old Providence, San Andres, and Ketlina Islands

Immigrants from the interior of Colombia and their descendants, as well as those from the Middle East, contribute significantly to the pollution and clogging of port waters due to poor disposal of solid waste.
  • Subjects: Countries Studies
  • Pages: 8
  • Words: 1702

Is the Body a Limit for the Human Being?

In this essay, the question of whether the body is a limit for the human being is discussed from the point of view of feminism and evolutionism.
  • Subjects: Evolution of Humans
  • Pages: 4
  • Words: 1186

Neurobiological Mechanisms of Depressive Behavior in Animals

The purpose of the second experiment was to define the correlation between behavior and depression through animal models and identify potential neurobiological mechanisms to apply the findings to therapy in the future.
  • Subjects: Zoology
  • Pages: 1
  • Words: 310

Evolutionary Foundations: “Your Inner Monkey” Film

The film clearly summarizes the theory of human progression by tracking the evolution of the human brain from its humble beginnings as a protrusion on a nerve cord, through the three lobes of the shark's [...]
  • Subjects: Evolution of Humans
  • Pages: 1
  • Words: 341

Spectrophotometers: Invention and Development

Jensen explains that spectrophotometers can be used to make measurements where previous methods were unable to, like measuring the amount of light absorbed by a substance at different wavelengths.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 626

The Jamestown Ruins as an Archaeological Site

As they talked, they were surrounded by evidence of the first permanent British colony in America, up to the partial reconstruction of the remains of the first church building built on the site where Pocahontas [...]
  • Subjects: Archeology
  • Pages: 2
  • Words: 765

The Genomics of Adaptation in Birds by Campagna & Toews

076 Date of the Article: October 24, 2022 In the article The Genomics of adaptation in birds by Leonardo Campagna and David Toews, the authors consider peculiarities of natural selection and the evolution of birds [...]
  • Subjects: Biology
  • Pages: 1
  • Words: 361

The Human Family Tree Development

Thus, the investigation of the existing lines of descent in a human family tree allows scientists to determine the worth of connection dots and differences and similarities between the ancestors.
  • Subjects: Biology
  • Pages: 2
  • Words: 568

Water Contamination Issue in Medical Anthropology

The role of water is so important that any economic or political disturbance can result in the worsening health problems of the population. The most recent and evident example of the failure in disease management [...]
  • Subjects: Anthropology
  • Pages: 3
  • Words: 829

Streptococcus Pyogenes Overview

Streptococcus pyogenes, a beta-hemolytic bacteria, is officially a member of the Streptococcaceae family, which is regarded as the most harmful member of the entire genus due to the vast range of illnesses associated with it.
  • Subjects: Biology
  • Pages: 3
  • Words: 925

Autoethnography of a Coffee Shop

As I began my observation, I felt excited to see whether I would see anything new since I am a frequent customer and usually pay attention to the details.
  • Subjects: Anthropology
  • Pages: 1
  • Words: 385

Discussion: Human Genome Sequencing

Genome sequencing is the art of establishing DNA patterns or the order of DNA nucleotides, or bases, in a genome in an organism at a given time. The goal of the Human Genome Project was [...]
  • Subjects: Genetics
  • Pages: 3
  • Words: 864

Disorders of Thyroid Gland vs. Normal Structure

The hypothalamus in the brain produces the Thyroid stimulating hormone, which alerts the pituitary gland to inform the thyroid gland to increase or reduce the production of Thyroxine and Triiodothyronine by decreasing or increasing the [...]
  • Subjects: Biology
  • Pages: 1
  • Words: 318

Menopause and Associated Anatomical Changes

Menopause is characterized by a reduction in the production of certain hormones, such as estrogen and progesterone, which affect the anatomical structure of organs such as the uterus and ovaries.
  • Subjects: Biology
  • Pages: 1
  • Words: 328

Trinidad and Tobago’s Sustainability Analysis

The study primarily focuses on providing an analytical review of the literature on the sustainability of Trinidad and Tobago and its compliance with contemporary notions of human rights, ethics, and business culture.
  • Subjects: Geography
  • Pages: 3
  • Words: 855

Evolutionism: Are Humans Animals?

The above provisions are claimed to be credible by other scientists as they not only find the confirmation of Darwin's standpoint in research but add to the knowledge in this field.
  • Subjects: Evolution of Humans
  • Pages: 1
  • Words: 290

Cognitive Neuroscience: Methods and Studies

In conclusion, it is vital to highlight the essential role of cognitive neuroscience methods and discoveries in changing the understanding of human brain function.
  • Subjects: Biology
  • Pages: 1
  • Words: 325

Researching of Whale Lion: Assignment

In this article, I would like to talk about an animal that appeared due to a cross between a lion and a whale and can be called a "whale lion".
  • Subjects: Zoology
  • Pages: 1
  • Words: 361

Metabolic Responses to Exercise

Recent discoveries bring up new insights on the processes by which muscles connect with other organs and modulate the positive effects of physical exertion due to the application of molecular approaches to the biology of [...]
  • Subjects: Biology
  • Pages: 1
  • Words: 291

Extraction Process in Chemistry

From the point of view of the goals of the experiment, which consisted of the extraction of a substance from one phase of the solvent by another solvent, these two reactions do not make a [...]
  • Subjects: Chemistry
  • Pages: 2
  • Words: 656

Evolution of Humans: The Main Theories

The process of evolution is one of the closest to the human being as people constantly invent new technologies and expand their minds.
  • Subjects: Evolution of Humans
  • Pages: 3
  • Words: 950

Titration of Acids: Standardizing Sodium Hydroxide

This procedure is also performed in this reaction, where a sodium hydroxide solution with the specified characteristics was used as the titrant and potassium hydrogen phthalate was used as the test solution; three tests in [...]
  • Subjects: Chemistry
  • Pages: 2
  • Words: 500

Rebels, Death Squads and the US Power in Guatemala

The history of Guatemala's border disputes is one of a long string of political, economic, and social upheavals. The three branches of government help to keep balance and stay in power with the people in [...]
  • Subjects: Countries Studies
  • Pages: 3
  • Words: 767

The Human Body as a Site of Active Conflict

The paramount, major conclusion is that the hypothesis that the simulation of pre-industrial conditions associated with nutrition, fasting, and physical activity can stimulate insulin sensitivity and improve metabolism is true.
  • Subjects: Biology
  • Pages: 1
  • Words: 282

Operant and Respondent Conditioning

In respondent conditioning, the stimulus-response dynamic is unidirectional: the US, often not controlled by the organism, elicits a response, but the organism cannot produce a subsequent stimulus since responding does not affect the presentation of [...]
  • Subjects: Biology
  • Pages: 3
  • Words: 953

My Home: Pittsburgh, Pennsylvania

The city is located at the confluence of the Allegheny and Monongahela Rivers, which join at the tip of the "Golden Triangle" to form the Ohio River.
  • Subjects: Geography
  • Pages: 3
  • Words: 857

The Origin of Olives and Their Medicinal Uses

The history of the olive tree involves numerous events, from becoming one of the leading commodities in ancient Greece Olive to being spread around the world and used in food, pharmacological, and skincare industries.
  • Subjects: Biology
  • Pages: 5
  • Words: 1524

Japan’s Economy Success Factors

The Prime Minister of Japan is in charge of most of the government. Japan's economy is one of the biggest and fastest in the world.
  • Subjects: Countries Studies
  • Pages: 1
  • Words: 296

Yersinia Pestis: Mechanism of Streptomycin Resistance

This experiment makes a significant contribution to the study of the problem of resistance of the bacterium responsible for the occurrence of plague, investing in the development of a more effective method of treatment.
  • Subjects: Biology
  • Pages: 5
  • Words: 303

What Causes Molecules to Absorb Light

The arrangement of the tubes in this order was compared with the corresponding arrangement in the peers in order to check the literacy of the color ranking and to identify the ligands without errors qualitatively.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 631

Infrared Spectroscopy in Aqueous Solutions

As is known, each band on such a spectrum corresponds to an individual covalent bonding vibration; therefore, the study of the spectrum allows one to determine the nature of the substance under study almost unmistakably.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 608

Anthropological Reflection on Witchcraft

According to the article, the practice of spirituality is associated with poverty and ignorance in the Dogondoutchi region, while Islam corresponds to power and respect.
  • Subjects: Anthropology
  • Pages: 2
  • Words: 614

“Pécis: Sociobiology” by C. Nickerson

The article has the following ideas that explore the essence of sociobiology. Of particular interest is the issue of gender inequality that arises from the field of sociobiology.
  • Subjects: Biology
  • Pages: 1
  • Words: 280

Internet of Things in Agriculture

According to Chalimov, farmers can control such indicators as soil contamination, the proportion of harmful substances in the air, the level of water pollution, and many other characteristics that are crucial to address timely.
  • Subjects: Agriculture
  • Pages: 1
  • Words: 415

Experimentation in Inheritance and Genetics

Eventually, a solution to the problem of development not referring to the cytoplasm was reached. In this regard, it is evident that experimentation plays a central part in the history of inheritance and genetics.
  • Subjects: Genetics
  • Pages: 2
  • Words: 406

Winogradsky’s Contribution to Biology

In the 1920s and 1930s, he was educated in Russia to investigate nature as a superorganism composed of circulating energy, matter, and life.
  • Subjects: Biology
  • Pages: 2
  • Words: 491

The Nature of DNA Structure Discovery

Thus, scientists should expand the idea about the nature of discovery without relying only on insight or results, acknowledging Franklin as a discoverer of DNA structure. It is time to reconsider the nature of discovery [...]
  • Subjects: Biology
  • Pages: 1
  • Words: 351

Biology Kingdom: Fungi, Plantae and Animalia

Rhizopus stolonifera is commonly known as black bread mold, it is one of the most frequently occurring fungi in the world, more often found in tropical and subtropical regions.
  • Subjects: Biology
  • Pages: 1
  • Words: 344

Energy Balance and Expenditure

Energy density, which is typically expressed as the number of calories in a gram, is the quantity of energy or calories in a specific weight of food.
  • Subjects: Biology
  • Pages: 1
  • Words: 304

T. Dobzhansky’s Input to Synthesis in Genetics

One of the chapters titled "Dobzhansky, Waddington, and Schmalhausen: Embryology and the Modern Synthesis" discusses his views on the evolutionary theories of Schmalhausen and Waddington.
  • Subjects: Genetics
  • Pages: 1
  • Words: 358

Natural Science: Tunable Emerald Laser

The emerald laser is a solid-state tunable laser that emulsifies fat in the tissue under the skin. The primary role of the emerald laser is in low-level laser therapy.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 597

Aspects of Lactic Acid Bacteria in Wine

Virdis et al.argue that they are frequently the result of yeast and microbial metabolism and are changed and generated in wine throughout the fermentation.
  • Subjects: Biology
  • Pages: 2
  • Words: 595

Aspects of Pulp Quality Analysis

The research question to be answered is "What are the best predictors for the pulp quality?" The Kappa number indirectly characterizes the content of residual lignin in a fibrous semi-finished product.
  • Subjects: Chemistry
  • Pages: 4
  • Words: 1182

Determination of Enzyme Denaturation

For the tyrosinase study, the control variable for the oxygen content of the reaction was used; it may vary, but it is generally the same.
  • Subjects: Chemistry
  • Pages: 1
  • Words: 377