Natural Sciences Essay Examples and Topics. Page 15

2,271 samples

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

The Yanomami People and Their Development

One of the most remarkable features of the Yanomami is that they did not develop into an advanced civilization. The two factors affecting the development of the Yanomami people are now regarded as positive concepts [...]
  • Subjects: Anthropology
  • Pages: 1
  • Words: 282

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

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

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

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 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

Isotope Ratio Mass Spectroscopy of Cheese

The purpose of this study was to use isotope ratio mass spectroscopy to determine isotopic disparities of 15nitrogen, 13carbon and 2hydrogen in six cheese samples and distinguish them based on geographic, geological and agricultural practices. [...]
  • Subjects: Chemistry
  • Pages: 5
  • Words: 1495

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

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

Hydrogen Bonds: Chemical Properties

It is possible to have these properties due to the presence of hydrogen bonds within the molecules of liquid water. It is the presence of a significant number of hydrogen bonds that allow for the [...]
  • Subjects: Chemistry
  • Pages: 6
  • Words: 1642

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

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

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

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

James George Frazer’s Role in Social Anthropology

The recognition of the power of the natural laws slowly led to development of religion. As such religion, in Frazer's view is the emancipation of the intelligent man from the throes of primitive magic.
  • Subjects: Anthropology
  • Pages: 9
  • Words: 2483

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

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

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

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

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

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

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

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

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

Physical Geography: Landscape Appreciation

The figure below shows subtropical highs as show in the southern and Northern hemispheres respectively. The pattern is commonly found in the tropical region and shows rising motion close to the equator.
  • Subjects: Geography
  • Pages: 8
  • Words: 2293

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

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

Geography, Mapping, and Cartography

Geography can be defined as the science that studies the distribution of human and physical features over the Earth and explains the relations between them.
  • Subjects: Geography
  • Pages: 3
  • Words: 828

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

Kimango Farms Environmental Factors

In 2015, the government established the Tanzania Agriculture Development Bank which is focused on assisting in developing the agricultural sector and assisting in the implementation of policies.
  • Subjects: Agriculture
  • Pages: 4
  • Words: 1168

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

Cellular Solids: Structure and Properties

According to Gibson and Ashby [8], the material in question can be seen in nature, for instance, wood or sponges are examples of cellular solids.
  • Subjects: Biology
  • Pages: 3
  • Words: 927

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 Farming in Abu Dhabi

Many researches have been done on soil taxonomy in the UAE, with the invention of a non-absorbent type of soil that was one of the breakthroughs that have greatly influenced agriculture in Abu Dhabi.
  • Subjects: Agriculture
  • Pages: 5
  • Words: 1545

Radiocarbon Dating as an Archaeological Tool

It will also describe the use of accelerator mass spectrometry radiocarbon dating for establishing the age of beeswax figures and charcoal paintings in the Kimberley region of Western Australia.
  • Subjects: Archeology
  • Pages: 2
  • Words: 575

Las Vegas City and Its Modern-Day Development

As a direct result of the growth of its tourism industry, this also resulted in more people moving to Las Vegas for work resulting in a subsequent boom in agglomerated business establishments and real estate [...]
  • Subjects: Countries Studies
  • Pages: 2
  • Words: 799

Gift Culture and Corruption in the World

The main argument in this kind of claim is that corruption is a critical attribute of many societies that embrace the gift culture practice.
  • Subjects: Anthropology
  • Pages: 2
  • Words: 586

The Mayan Civilization in Diamond’s Theory

According to Diamond's theory, the rapid growth of the Mayan civilization resulted in the maximization of its population and the need for more food, which, eventually, caused overhunting, overfishing, deforestation, and destruction the soil.
  • Subjects: Anthropology
  • Pages: 2
  • Words: 525

The Gekkonidae Family in Qatar

The first two of these species are also the most widespread in the region as the number of sightings of these lizards greatly surpasses all other reptiles.
  • Subjects: Zoology
  • Pages: 4
  • Words: 1211

The Replacement Model: Main Aspects

Therefore, the replacement theory is based on the idea that the modern type of human beings could evolve only in Africa.
  • Subjects: Evolution of Humans
  • Pages: 2
  • Words: 702

DNA in Action: Sockeye Salmon Fisheries Management

The researchers in the article carried out an analysis entailing a total sum of 9300 salmon fish species. The latter was followed by mixed stock samples in the lower region of Fraser River and test [...]
  • Subjects: Biology
  • Pages: 2
  • Words: 355

Living in Hong Kong: Current Situation

The ultimate goal should be to transform the experience of every citizen in Hong Kong. It is therefore appropriate for the people of Hong Kong to be aware of this situation.
  • Subjects: Countries Studies
  • Pages: 7
  • Words: 1977

Mendel’s Law of Independent Assortment

One of the breaks through he made in his studies was discovery of the independent assortment of genes. The DNA of any organism has the nucleotides responsible for coding for the gene of the organism.
  • Subjects: Genetics
  • Pages: 2
  • Words: 573

The Concept of Biological Species

The concept of biological species defines species as populations that can interbreed and are isolated from other species reproductively, thus making different groups that are unable to interbreed with such other species.
  • Subjects: Evolution of Humans
  • Pages: 2
  • Words: 599

Evolutionary Theory in Biology and Anthropology

The evolutionary theory relies heavily on Charles Darwin's observations and their influences on the postulation of the theory of evolution and the concept of natural selection.
  • Subjects: Evolution of Humans
  • Pages: 5
  • Words: 1426

Weather Forecasting and Its Development Prospects

The given paper delves into the peculiarities of weather forecasting, its progress, and approaches that are used today to achieve the increased accuracy of data and mitigate the negative impact of natural disasters on people.
  • Subjects: Geography
  • Pages: 5
  • Words: 1368

Cellular Fluid and Regulatory Mechanisms

This paper describes the components of a cellular fluid and regulatory mechanisms for achieving electrolyte balance in the ICF and ECF. The ICF comprises the fluid within the cells, and it is the primary constituent [...]
  • Subjects: Biology
  • Pages: 4
  • Words: 1166

“Deep Mapping and Neogeography” by Barney Warf

The author divides the paper into several logical chapters where the definitions of such issues as deep mapping and neogeography are given, the essence of neogeographic deep maps is explained, and the example of how [...]
  • Subjects: Geography
  • Pages: 2
  • Words: 563

Human Brain Evolution and Shrinking

The validity of this suggestion is best illustrated with respect to the scientifically proven fact that, as time goes on, the human brain continues to evolve, in the sense of becoming ever more adapted to [...]
  • Subjects: Evolution of Humans
  • Pages: 3
  • Words: 954

The Evolution of Finches and Their Feeding Habits

The key results that led to the rejection of the hypothesis that the small beaks prefer picking small-sized seeds while large beaks prefer picking larger seeds indicated that small pliers and curved pliers prefer sunflower [...]
  • Subjects: Zoology
  • Pages: 5
  • Words: 1505