Natural Sciences Essay Examples and Topics. Page 10

2,333 samples

Editing the Genome of Human Embryos: Pros and Cons

This study has not yet been finalized to the extent that scientists can allow it to operate in the conditions of real people. In this regard, scientists should continue to work on the development of [...]
  • Subjects: Genetics
  • Pages: 1
  • Words: 404

Microbiology: Aspects of E Coli

E Coli is a common type of bacteria that is found in the intestines of human beings and the gut of several animals.
  • Subjects: Biology
  • Pages: 2
  • Words: 676

The Article “Is This the End?” by James Atlas

As Atlas contemplates the existing monuments of the 20th-21st centuries, he writes about the great nations of the past, such as the Roman Empire, that never thought it would collapse in the way it did.
  • Subjects: Archeology
  • Pages: 2
  • Words: 578

The Cancer Cell Development: Causes and Sources

Loss of function of suppressor genes resulting from mutations becomes the cause of cancer development: the cell divides abnormally, increasing the cell mass of the tissue.
  • Subjects: Biology
  • Pages: 1
  • Words: 474

Ancient Chinese Contributions

These four areas of innovations contributed greatly to the growth and massive transformation of China up to the current time. The use of Fireworks/gunpowder has changed the face of the world in regard to warfare.
  • Subjects: Countries Studies
  • Pages: 3
  • Words: 836

Biological Taxonomy: Classification of Microorganisms

This discovery invalidated the eukaryote-prokaryote dichotomy by revealing the concise division of the 16S rRNA tree into three primary branches, which was later distinguished as the three life domains: Eukarya, Archaea, and Bacteria.
  • Subjects: Biology
  • Pages: 2
  • Words: 681

Color Blindness and Its Genetic Nature

Nevertheless, color blindness genes may be carried by the non-color-blind female and transferred to future generations. Depending on the mutation, inherited color blindness may be congenital or may reveal itself in childhood or adulthood.
  • Subjects: Genetics
  • Pages: 1
  • Words: 294

Yeast and the Fermentation Process

An example is a cellular fermentation, a pathway of breaking down sugars in the absence of oxygen. Yeast is one of the organisms that perform this procedure in the presence of a substrate to produce [...]
  • Subjects: Biology
  • Pages: 1
  • Words: 343

Biohybrid Actuators: Compare and Contrast

The introduction also encompasses the description of the researchers' procedure, addressing the aim of examination and stimulation of the electrical signals in plants.
  • Subjects: Biology
  • Pages: 3
  • Words: 846

The Role of the Dietary Lipids in the Organism

This is achieved when one-third of vegetable and two-thirds of animal fats are used in the diet. The sources of dietary lipid in food are fats used in food preparation and those contained in food.
  • Subjects: Biology
  • Pages: 2
  • Words: 645

Japanese Agricultural Policies

To cope with the hardships of food supply, Japan needs a flexible and robust regulation in the food and agricultural fields.
  • Subjects: Agriculture
  • Pages: 4
  • Words: 787

Information About the USA States’ Boundaries

The dependent variable was the ability to identify and mark the member states on the provided blank map. On average, the participants correctly identified 23 states on the map, with three people labeling all 50 [...]
  • Subjects: Geography
  • Pages: 3
  • Words: 685

Genetic and Genomic Technology

Positive results mean that a patient has been diagnosed with the disease, and so treatment is essential to ensure the patient's good health.
  • Subjects: Genetics
  • Pages: 3
  • Words: 949

Kenya, East Africa: History and Geography

Kenya is an East-African country bordered on the northern sides by Ethiopia and South Sudan, Lake Victoria and Uganda to the west, Tanzania to the south, and the Indian Ocean and Somalia to the east.
  • Subjects: Countries Studies
  • Pages: 7
  • Words: 711

Study of the Concept of Thermoregulation

The body's response to such signals often results in sweating, one of the most visible manifestations of the thermoregulation in the human body.
  • Subjects: Biology
  • Pages: 4
  • Words: 373

Long Island Excavation Site Report

Thus, in this particular report, the interpretation of the findings discovered during the excavation is strictly subjective, based partially on the existing knowledge of similar sites and the regional specificities.
  • Subjects: Archeology
  • Pages: 6
  • Words: 1726

Nervous System and Human Capacities

The central part of the system is located in the brain and spinal cord, and all reactions appear there, while the peripheral one operates all over the body to deliver the signals to the organs.
  • Subjects: Biology
  • Pages: 1
  • Words: 418

Weather Analysis for Vancouver, British Columbia

Referring to the weather map, Vancouver was at the northern periphery of the anticyclone and the cyclone's warm sector. The weather was characterized by the wind from the east at 16 km/h.
  • Subjects: Geography
  • Pages: 2
  • Words: 587

Anthropologist James Deetz and the Tobacco Trade

He noticed that there was a variation in the size of the bore stems and thought to himself that maybe there is a correlation between the bore stem size to the year it was created [...]
  • Subjects: Anthropology
  • Pages: 2
  • Words: 549

Cuban Counterpoint: Tobacco and Sugar

The scientist considered the primary task of studying the culture of Cuba from the inside, being a part of it, and focusing on the dynamics of complex processes of cultural interaction.
  • Subjects: Countries Studies
  • Pages: 3
  • Words: 825

Agriculture and Its Social Origins

Despite the advantages of old methods of finding food and the disadvantages of agriculture, the transition could occur due to the human factor.
  • Subjects: Agriculture
  • Pages: 3
  • Words: 760

Understanding the Hand Anatomy

The excellent functionality of the different parts of the body, including the hand, thigh, neck, girdle, pectoral, and legs, are critical for the normal functioning of a human being.
  • Subjects: Biology
  • Pages: 4
  • Words: 1226

SCN8A-Related Epilepsy – Genetic Seizure Disorder

The paper contains the discussion of the standardized procedure for this diagnosis, suggests how the present experience would affect the medical practice concerning this kind of epilepsy.
  • Subjects: Genetics
  • Pages: 7
  • Words: 1930

Reproductive Performance of Transgenic Atlantic Salmon

The article's findings showed that in terms of spawn participation, quivering frequency, and nest fidelity, captively reared transgenic counterparts were outperformed by wild anadromous males.
  • Subjects: Zoology
  • Pages: 1
  • Words: 366

Molecular Genetics: Gene Sequence Homology

The emergence of the Mendelian genetics in the 19th century and the discovery of DNA structure by James Watson and Francis Crick in the 20th century have paved the way for the development of molecular [...]
  • Subjects: Genetics
  • Pages: 5
  • Words: 1261

Indigenization of Australian Libraries

Australian libraries have, in some ways, contributed to the misrepresentation and underserving of the Indigenous community, which has overarchingly perpetuated levels of distrust towards information systems.
  • Subjects: Anthropology
  • Pages: 45
  • Words: 12901

Chemical Composition of Cells: A Lab Experiment

This laboratory experiment focuses on the chemical composition of cells, appropriate identification of which contributes to the understanding of distinctions between organic and inorganic chemicals.
  • Subjects: Chemistry
  • Pages: 1
  • Words: 284

Native Dune Systems vs. Man-Made Beach Structures

Economic analyses and resumes provided in this paper state that the safety and protection of shorelines are paramount to Florida tourism, and that the destruction of these shores are going to hurt the economy of [...]
  • Subjects: Geography
  • Pages: 20
  • Words: 5002

Cockroach Infestation: Essential Findings and Solutions

The idea that the threat of having a cockroach infestation is in direct proportion to the elevation of the room remains a common misconception. The issue of cockroach infestation is not to be underrated.
  • Subjects: Zoology
  • Pages: 2
  • Words: 624

Stoichiometry and Process Calculations

The method used to determine the unknown compound is called Gravimetric analysis. According to Helmenstine, the gravimetric method is used to measure the compound's mass.
  • Subjects: Chemistry
  • Pages: 1
  • Words: 344

DNA Cloning and Sequencing: The Experiment

The plasmid vector pTTQ18 and the GFP PCR product will be digested with restriction enzymes and the desired DNA fragments obtained thereof will be purified by Polyacrylamide gel electrophoresis and ligated with DNA ligase resulting [...]
  • Subjects: Genetics
  • Pages: 2
  • Words: 573

Strengths and Weaknesses of an Artificial Kidney

First, artificial kidneys are claimed to prolong the lifespan of patients with kidney problems. Artificial kidneys are hoped to improve the convenience, and effectiveness of dialysis.
  • Subjects: Biology
  • Pages: 6
  • Words: 902

Lymphatic System Analysis

Due to the anatomy of the lymphatic system, it is sometimes thought to be part of the main circulatory system in the body.
  • Subjects: Biology
  • Pages: 2
  • Words: 568

Production of Human Protein

In the production of human insulin, scientists use recombinant DNA technology to insert insulin DNA into bacteria, which under optimum environments multiply into numerous replicas containing insulin. This is done in order to facilitate replication [...]
  • Subjects: Genetics
  • Pages: 5
  • Words: 1389

PH Titrations & Buffer Solutions Experiment

The objective of this experiment was partly to determine the behaviour of PH curve of a triprotic acid and hence determine its pKa value, and on the other part to determine the concentration of an [...]
  • Subjects: Chemistry
  • Pages: 7
  • Words: 986

Competition in Nature Observation

For example, it can be between plants and plants or animals and other animals or animals and plants, whereby the survival of one is threatened or lowered by the existence of another especially when there [...]
  • Subjects: Biology
  • Pages: 4
  • Words: 1276

Anatomy of the Brain: Key Issues

Some of the basic parts of the brain include the cerebral cortex lobes namely; the temporal lobes, the frontal lobes, the occipital lobes, the parietal lobes, the prefrontal cortex, and the limbic system.
  • Subjects: Biology
  • Pages: 5
  • Words: 1375

New Gene Discovered That Stops Spread of Cancer

At this point, it is crucial to mention that the discovery by the Salk institute is just a beginning of a long scientific journey that is anticipated to culminate in a comprehensive and conclusive study [...]
  • Subjects: Genetics
  • Pages: 3
  • Words: 795

DNA Microarray Technology and Applications

These DNA microarrays are used by scientists in order to determine the appearance levels of a big number of genes, and also to the manifold region of a genome.
  • Subjects: Genetics
  • Pages: 9
  • Words: 2608

Medical Breakthrough: The Bionic Eye

The development of the bionic eye came as a result of the impacts of retinitis pigmentosa. The camera sends the images to a bionic implant that is attached behind the eye.
  • Subjects: Evolution of Humans
  • Pages: 5
  • Words: 1423

Preparation of Polymers and Polymer Modification

The hypothesis of the second experiment process was that Elmer's Glue changes into a rubber-like material from a glue-like substance. After the second process of combining Borax solution with Elmer's glue, a rubber-like material was [...]
  • Subjects: Biology
  • Pages: 2
  • Words: 568

Bioinorganic Chemistry: Metallothioneins

Animal MTs have implications in inherited and occupational diseases that are linked to metabolic disorders in the handling of metal ions.
  • Subjects: Chemistry
  • Pages: 30
  • Words: 6185

Concept of Neurotransmitters

Exercise stimulates the release of neurotransmitters that reduce anxiety and induce a slight sense of joy. Serotonin encourages delight to exercise regularly; after a long break, the stimulation decreases, and restart workouts become challenging.
  • Subjects: Biology
  • Pages: 1
  • Words: 347

Development of Cities: Factors of Growth

At the same time, the most widespread and constant causes of urbanization are connected with commercial activity and the availability of natural resources.
  • Subjects: Countries Studies
  • Pages: 1
  • Words: 305

Migration of the Caribou Birds

With the first signs of a change of season, the herd rushes north as an indispensable condition for survival in the cyclical nature of life.
  • Subjects: Zoology
  • Pages: 1
  • Words: 304

Unique Functional Features of Blindsight

The findings are indicative of the fact that monkeys with striate lesions under standard conditions, where the target stimuli were delivered without the removal of the fixation point, did not move their eyes or saccade [...]
  • Subjects: Biology
  • Pages: 2
  • Words: 648

Portugal: Country Presentation

There are several challenges that should be noted. First, Portugal is challenged by the quality of justice in the country.
  • Subjects: Countries Studies
  • Pages: 6
  • Words: 744

Adaptation and Natural Selection

Similar to the way letters of the alphabet are organized in a sequence to form words and sentences, these bases combine in a certain way to pass traits to the next generation.
  • Subjects: Genetics
  • Pages: 4
  • Words: 1119

“The Frog Book” by Steve Jenkins and Robin Rage

In addition, the data is presented simply and interestingly, which attracts attention and makes children less tired of learning. It gives kids the necessary knowledge from the field of zoology in a simple and beautiful [...]
  • Subjects: Zoology
  • Pages: 1
  • Words: 279

Biodiversity and Dynamics of Mountainous Area Near the House

It should be emphasized that the term ecosystem used in this paper is considered a natural community characterized by a constant cycle of energy and resources, the presence of consumers, producers, and decomposers, as well [...]
  • Subjects: Geography
  • Pages: 6
  • Words: 1240

American Indians and Alaska Natives

It is necessary to give the child a choice and feel the consequences of it. This method of cognition is fundamental in the education of children of American Indians and Alaska Natives.
  • Subjects: Countries Studies
  • Pages: 4
  • Words: 1161

Native Grass Production: Benefits and Limitations, Management

The cool-season grasses grow appropriately in the spring and fall when the soil and air temperature are cooler. The native cool season grasses are therefore more excellent for farming in the native regions than the [...]
  • Subjects: Agriculture
  • Pages: 6
  • Words: 1670

Analysis of Ivory Coast: Aspects of Life

The inevitable consequence of unfavorable demographic trends in sub-Saharan Africa, the low income level of both States and the majority of the population is the extreme strain that the social infrastructure of the region and, [...]
  • Subjects: Countries Studies
  • Pages: 8
  • Words: 2315

The Universal Nature of Biochemistry

If the power between the two atoms is the same they share the electrons and form a covalent bond, but if one atom's power exceeds the other, then one loses the electron or electrons to [...]
  • Subjects: Chemistry
  • Pages: 4
  • Words: 1116

The Island of American Samoa

The Island of American Samoa lies south of the equator in the Pacific Ocean. As far as beauty is concerned, the island consists of dense tropical forests and hilly landscapes that create a magnificent view [...]
  • Subjects: Countries Studies
  • Pages: 3
  • Words: 920

Chlamydia Sexually Transmitted Disease

The clinical manifestations of chlamydial infection depend on the virulence of the pathogen, the duration of the stay of chlamydia in the body, the topography of the lesion, the severity of local and general reactions [...]
  • Subjects: Biology
  • Pages: 2
  • Words: 659

Analysis of Uniform in Japanese Schools

In addition, uniforms and the rules of school life contribute to the development of a sense of harmony and collectivism in children.
  • Subjects: Countries Studies
  • Pages: 4
  • Words: 1116

The Evolution of Human Skin Color

The amount of UV light depends on the latitude: the highest concentration is spread throughout the equator, while the areas close to the Earth's poles had it in scarcity. Both folate and vitamin D contributed [...]
  • Subjects: Evolution of Humans
  • Pages: 1
  • Words: 374

How Animals React to Their Reflection in Mirror

The experiment with chimpanzees proved animals perceive the reflection in the mirror as their own since they viewed and touched the red marks applied during sleep that could only be seen in the mirror.
  • Subjects: Zoology
  • Pages: 2
  • Words: 583

The Development of the Neural System and Genetic Program

In the process of determining the connections worth keeping, a person's brain takes into account their lived experiences and daily life, which in turn shape the direction of a person's neural growth.
  • Subjects: Genetics
  • Pages: 2
  • Words: 575

The Social Mission of the Dubai Customs

Understanding the functions of the state system, and most importantly, the significance, essence, and content of these functions by the management and employees of the customs service have a severe impact on the formation and [...]
  • Subjects: Countries Studies
  • Pages: 3
  • Words: 856

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

World’s Oldest Industrial-Scale Brewery Identified at Abydos

The site was previously excavated by the UK in the 20th century, but the finding's importance was underestimated. The building's proximity to the royal necropolis implies that beer had a ritualistic significance, which is supported [...]
  • Subjects: Archeology
  • Pages: 2
  • Words: 409

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

“Twenty-First Century Socialism”

Ellner believes that Chavez is still supported by his people, at least the majority of them, in support of this claim Steve points to the fact that Chavez' party won a majority of the gubernatorial [...]
  • Subjects: Countries Studies
  • Pages: 2
  • Words: 629

Key Terms in Anthropology

Firstly, it provides the field of paleoanthropology with precious fossils to analyze the hominin species. This complicated process leads to the creation of a face that combines both human-like and primitive traits.
  • Subjects: Anthropology
  • Pages: 3
  • Words: 839

Anthropology: Evolution of Human Language and Tongue

According to the anatomical characteristics of humans the ability to produce speech was pursuant to them. They lived among hominids which noise and sounds they tried to come after.
  • Subjects: Anthropology
  • Pages: 10
  • Words: 849

Genetic Disorder: “A Genetic Link to Anorexia”

The author effectively proves that the development of anorexia nervosa may occur not only due to the exposure to the social pressure of beauty standards, but also the presence of a genetic predisposition.
  • Subjects: Genetics
  • Pages: 1
  • Words: 279

Charles Darwin’s Scientific Works and Their Importance

The fact that the biological world probably evolved according to Darwin's way caused dissonance and denial in society, caused by contradictions with their usual picture of the world. It is a mistake to think that [...]
  • Subjects: Evolution of Humans
  • Pages: 5
  • Words: 983

Analysis of China’s Plans for Greenhouse Gas

The sustainable development of the world countries in the context of increasing greenhouse gas emissions is impossible without the creation of measures to solve this problem, and China is no exception to the rule.
  • Subjects: Geography
  • Pages: 6
  • Words: 1695

Genetic Enhancement: Ethical Aspect

In addition, it can take the shape of cosmetic modifications, which change the overall basis of human uniqueness and the unalterable aspect of the human body.
  • Subjects: Genetics
  • Pages: 2
  • Words: 596

Sleep Deprivation and Insomnia: Study Sources

The topic of this audio record is a variety of problems with sleep and their impact on an organism. They proved the aforementioned conclusion and also paid attention to the impact of sleep deprivation on [...]
  • Subjects: Biology
  • Pages: 2
  • Words: 748

The Kingdom Fungi: The Structure, Characteristics

It is a kingdom of living organisms that contains eukaryotic, heterotrophic organisms whose cells are enclosed by cell walls. Their cell organelles are bound by membranes hence the name eukaryotic.
  • Subjects: Biology
  • Pages: 8
  • Words: 849

Campania, Italy: Geographic Analysis

The region is in the southern parts of Italy. It covers an area of 13,590 km², borders Mediterranean sea to the west, and located in the renowned Italian peninsula.
  • Subjects: Geography
  • Pages: 9
  • Words: 745

Biochemical Oxygen Demand Measurement

The essence of the method of measuring BOD is to establish the concentration of molecular oxygen in the water sample immediately after the selection and after incubation periods of the sample.
  • Subjects: Chemistry
  • Pages: 3
  • Words: 397

Scientists Convincing Science and Society

According to, there are a number of scientists that were involved in studies with an objective of convincing the society as well as science that the molecule of heredity is DNA.
  • Subjects: Biology
  • Pages: 3
  • Words: 929

Cell Creation. Basic Characteristic of Life

The following paper would outline a process which would allow the researcher to grasp an understanding of the way life is created in order to fulfill all the different functions and operations of a cell.
  • Subjects: Biology
  • Pages: 2
  • Words: 687

The Evolution Of Cell Types: Evolution of a Menace

Antibiotic resistance The capability of a bacterial species to survive the impact of the administration of chemicals that are designed to induce death is known as antibiotic resistance.
  • Subjects: Biology
  • Pages: 2
  • Words: 519

Blood Stem Cell Self-Renewal and Differentiation

One of the distinct cells in the blood or hematopoietic stem cell. Due to this functionality, the blood and skin cells' pose the greatest ability of differentiation and self-renewal.
  • Subjects: Biology
  • Pages: 5
  • Words: 1418

Plant Resource Allocation: Materials and Methods

The nutrients obtained by the plant are used in the growth and development of various plant parts. Thus, plants have mechanisms of regulating the distribution of nutrients and biomass to various parts of the plant.
  • Subjects: Biology
  • Pages: 4
  • Words: 1182

Male Reproductive System and Anatomical Structures

Male and female reproductive systems have several similarities including the fact that most of the reproductive organs are developed from similar embryonic tissue that make these organs homologous. In male and female reproductive systems, [...]
  • Subjects: Biology
  • Pages: 4
  • Words: 908

Acid Extraction by Acid-Base-Coupled Extractants

Acetylsalicylic acid Physical properties Acetylsalicylic acid exists in the form of white crystals with a molecular weight of 180. The figure below shows the structure of acetylsalicylic acid Acetylsalicylic acid is soluble in water with [...]
  • Subjects: Chemistry
  • Pages: 10
  • Words: 3105

Search for Intelligence: Acquisition of Intelligence

A few scincetist have delved into the uncharted territory that tries to connect intelligences and the occurrences of certain genes. In from studies and careful analysis of the brain, scientists have made certain interesting discoveries.
  • Subjects: Biology
  • Pages: 2
  • Words: 563

Fuels Fat: Energy Balance and Metabolism

A gross rise in the increase of weight has led to serious scientific research and debates to come up with the most efficient way to regulate the human body weight.its worth noting that the main [...]
  • Subjects: Biology
  • Pages: 2
  • Words: 518

Euclea Divinorum: Distribution and Dispersion

The paper will study the dispersion and distribution of the tree and the shrub types of Euclea divinorum. The plot that will be followed in this paper is from the common distribution of the organisms.
  • Subjects: Biology
  • Pages: 3
  • Words: 868