Natural Sciences Essay Examples and Topics. Page 13

2,331 samples

Origin of Life Hypotheses Analysis

The theory of prebiotic soup seemed to fill in the gap when Miller passed the electricity through the mixture of "water, methane, hydrogen, and ammonia" and obtained the "soup" in which the primitive life forms [...]
  • Subjects: Evolution of Humans
  • Pages: 2
  • Words: 547

Bacterial Resistance to Antibiotics

There is a concept called "selection" where the drugs can eliminate those that have no resistance to the antibiotic and leave behind those that have developed resistance to the bacteriolytic effect of the drug.
  • Subjects: Genetics
  • Pages: 5
  • Words: 1607

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

Animal and Reproductive Cloning: Current Events

It is the nucleus that contains the DNA of the donor. Its DNA structure is similar to the donor."The blastocyst is then transferred to the uterus of a surrogate mother".
  • Subjects: Genetics
  • Pages: 2
  • Words: 636

Silver Characteristics as a Chemical Element

In addition, silver is commonly formed in a wide variety of hydrothermal deposits and is associated with gold and the base metals such as copper, lead and zinc. Increase in silver concentration is an indicative [...]
  • Subjects: Chemistry
  • Pages: 3
  • Words: 882

Reproductive Biology: Ovarian Surface Epithelium

The germinal epithelium was a preferred term over OSE because this outer ovarian epithelium was assumed to be the source of germ cells in embryos and adults, and besides this, pre-follicular and granulosa cells that [...]
  • Subjects: Biology
  • Pages: 40
  • Words: 10029

Mutation and Variation in Dendryphiella

This paper elaborates the living conditions of the marine fungi, the studies that have been done so far on them, and the possibilities for the future finally discussing the results of the study being done [...]
  • Subjects: Biology
  • Pages: 14
  • Words: 4109

Research on Chromosomal Aberrations

However this is not seen in Drosophila as there is no crossing over in the male but inversions are seen more than translocations and fertility is decreased with single chromatid exchanges.
  • Subjects: Genetics
  • Pages: 2
  • Words: 336

The Role of Plant Genetic Engineering in Global Security

Although it can be conveniently stated that the adequacy, abundance and reliability of the global food supply has a major role to play in the enhancement of human life, in the long run, they influence [...]
  • Subjects: Genetics
  • Pages: 8
  • Words: 2185

Oceanography: Research on the Albatross

This research will concentrate with the biological studies of the oceans which generally refer to the study of the ecological characteristics, social and environmental interactions of the aquatic organisms in the marine.
  • Subjects: Zoology
  • Pages: 5
  • Words: 1719

Journal of Cultural Geography Studies

In 1979, Ray and Pat engaged Alvar Carlson, who was a professor of geography at as the editor in charge of the journal of cultural geography at the BSGU.
  • Subjects: Geography
  • Pages: 3
  • Words: 1148

“Sperm Competition in Fish” by Taborsky

The fundamental theory of the study proposed that the time, space, and opportunity of the fishes were the main determinates of the reproductive pattern of male fishes in the context of sperm competition.
  • Subjects: Biology
  • Pages: 2
  • Words: 548

Beginnings of Life: Different Approaches

However, the fundamental question lies in the paradox of the beginning of Life on earth. It dealt in particularities of life, and after identifying the particularities of the life of organisms, the next step was [...]
  • Subjects: Anthropology
  • Pages: 5
  • Words: 1428

“Life Story” by M. Jackson

Hence, in the second half of the twentieth century the most of the attention was concentrated on revealing the secret of a gene.
  • Subjects: Genetics
  • Pages: 3
  • Words: 852

Insect Evolution

Based on this idea and the observation that the absence of flight is beneficial to some species of stoneflies the researchers asked the question if insects lose flight before they lose their wings.
  • Subjects: Biology
  • Pages: 3
  • Words: 1103

The Science About the Experiments: Colloidal Systems

This Debye length depends on the concentration of the colloidal system and charge on the colloidal particles. This works on the principle of scattering of light by the particles in the colloidal system.
  • Subjects: Chemistry
  • Pages: 5
  • Words: 1505

Biogeography: Kary Mullis’ Development

The identification of biological material during the study of local and co-located biocenosis is of serious importance to biogeographers. It seems clear that this technology has a high potential for biogeographical studies because PCR allows [...]
  • Subjects: Biology
  • Pages: 2
  • Words: 357

The Study of the Southern Hemisphere

The study of the Southern Hemisphere is of serious importance in Earth research because this area is associated with attractive mechanisms of dispersal of living beings and geographic and thus reproductive isolation of species.
  • Subjects: Biology
  • Pages: 2
  • Words: 389

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

Automation in Horticulture

A farmer can situate the sensor and controller alongside the crops and outside, respectively, to allow the effective tracking of the underlying conditions and to adjust input trigger values.
  • Subjects: Agriculture
  • Pages: 6
  • Words: 1772

Bee Colony Collapse Disorder (CCD)

With the emergence of CCD and the various campaigns that followed in order to save the bee from extinction, several people have considered keeping bees in the urban centers.
  • Subjects: Zoology
  • Pages: 4
  • Words: 1091

Urban Ethnography in Grazian’s “On the Make” Book

Getting into a particular atmosphere, people try to conform to the order established in it. Thus, life in a particular city obliges people to comply with the internal orders established in it.
  • Subjects: Anthropology
  • Pages: 1
  • Words: 279

Al Garhoud Community Overview

The culture of Al Garhoud people is considered one of the most distinctive cultures in the Kingdom of Saudi Arabia as well as in the Middle East.
  • Subjects: Anthropology
  • Pages: 4
  • Words: 1081

Unlearning Race as Biology

It is scientifically proven that race is not a reliable shortcut or proxy but simply a distraction that does not let see the real and the whole picture of one's condition and situation.
  • Subjects: Biology
  • Pages: 2
  • Words: 610

Vespa Mandarinia as an Invasive Species: Overview

On the contrary, it is the unique features that form the body of V.mandarinia that determine the increased research interest and justify the environmental position of the hornet as a killer.
  • Subjects: Biology
  • Pages: 11
  • Words: 3218

Transgenic Organisms and Evolution

As a rule, the foundation of transgenic technologies lies in the plane of change in the genome of the reference species.
  • Subjects: Biology
  • Pages: 5
  • Words: 1505

Environment and Land Conflict in Brazil

The government has a role to control and implement new policies and programs that have the potential to improve the experiences of more poor citizens.
  • Subjects: Countries Studies
  • Pages: 3
  • Words: 822

“2019 Corn Harvest: Will It Ever End?” by Kennedy

The author of this article describes the corn harvesting campaign of 2019 in the United States and the substantial issues that occurred during this campaign in particular areas of the country.
  • Subjects: Agriculture
  • Pages: 1
  • Words: 321

Strawberry Pest and Diseases Management

Mechanical and physical control entails the physical removal of pests and applies to the management of sap beetles. The chemical control of pests in strawberries applies to the management of insects such as flower thrips.
  • Subjects: Agriculture
  • Pages: 3
  • Words: 943

Microbial Interactions in the Gut of Canadian Geese

The nature of microbiota tends to affect the fitness and survival of the host in a number of ways. The knowledge of host-microbial interactions in the gut of Canadian geese becomes an opportunity to take [...]
  • Subjects: Zoology
  • Pages: 4
  • Words: 887

Climate Zones of the United States

In general, the majority of the territory belongs to a temperate climate, humid in the east and dry in the west, with hot summers and cold winters. The tropical climate can be seen in Florida [...]
  • Subjects: Geography
  • Pages: 1
  • Words: 325

Female Aggression in Flies and Humans

In the animal world, they compete for the opportunity to mate with females, since the continuation of their genus depends on the number of mates.
  • Subjects: Biology
  • Pages: 3
  • Words: 1026

Is the World Ready for Genetic Engineering?

The process of manipulating genes has brought scientists to important discoveries, among which is the technology of the production of new kinds of crops and plants with selected characteristics. The problem of the advantages and [...]
  • Subjects: Genetics
  • Pages: 2
  • Words: 657

Data Visualization and GIS Solutions

This software ensures the relative autonomy of the geoinformation systems and users of these systems by delivering the possibility of using software products for local and global cluster solutions.
  • Subjects: Geography
  • Pages: 4
  • Words: 1168

In-Depth Biological Research

It is essential to note in advance that the 16s rRNA nucleotide sequence of the gene was obtained using the open Nucleotide database owned by the National Centre for Biotechnology Information, which allows finding the [...]
  • Subjects: Biology
  • Pages: 10
  • Words: 2749

The Six Elements of Geography

It is situated in the north of Montreal and south-western Quebec and has a distinct administrative area. In addition, this economic sector has served as a significant source of revenue to the Quebec administration.
  • Subjects: Geography
  • Pages: 3
  • Words: 809

Maps, Atlases and their Essential Components

The title outlines the purpose of a map, and it is the first thing that a reader has to see. The north arrow helps to determine the positioning of the map and establish a link [...]
  • Subjects: Geography
  • Pages: 3
  • Words: 782

Biotechnology, Genetics and Reproduction

On the one hand, this is an opportunity to become parents for infertile couples, on the other hand, the ART industry acts as a new type of business and, therefore, we can talk about the [...]
  • Subjects: Biology
  • Pages: 4
  • Words: 1128

DNA and Evolution – What’s Similar

Transformation, in molecular genetics, is a change in the hereditary properties of cells as a result of the penetration of foreign DNA into them.
  • Subjects: Evolution of Humans
  • Pages: 2
  • Words: 570

City Politics: Zoning Laws

The book covers a variety of problems and phenomena occurring in the dynamic interaction between governmental power, private stakeholders, and politics of identity.
  • Subjects: Geography
  • Pages: 2
  • Words: 563

Columbus’ Voyage to America

The purpose of this paper is to reveal the factors that have drawn the Europeans to the exploration of the New World.
  • Subjects: Geography
  • Pages: 1
  • Words: 301

Microbial Groups and Golden Age of Microbiology

From all groups of microscopic organisms, representatives of the bacterial and archaean world do not have a nucleus, for this reason, bacteria and archaea are considered prokaryotic cells.
  • Subjects: Biology
  • Pages: 3
  • Words: 925

The Main Objective of DNA Fingerprinting in Agriculture

Therefore, the main objective of DNA fingerprinting in agriculture is to overcome the limitation of insufficient dissimilarity among prior genotypes and come up with the best ideas to discover new molecular markers and collect data [...]
  • Subjects: Agriculture
  • Pages: 2
  • Words: 425

The Effect of Sunlight on the Drying of Fabric Material

If we bring the magnet to the south side's structure, the needle on the disk will be oriented towards the magnet because the magnetic field of the material will be larger than the field of [...]
  • Subjects: Chemistry
  • Pages: 5
  • Words: 1440

Hardy Weinberg Equilibrium: The Brassica Rapa Examination

The experiment's goal was to answer the question of whether the ECU population of Brassica rapa was in Hardy-Weinberg equilibrium. The experiment concludes that the ECU population of Brassica rapa is not Hardy-Weinberg equilibrium.
  • Subjects: Genetics
  • Pages: 2
  • Words: 732

Nootropic Properties of Lion’s Mane Mushroom

Moreover, the fungus helps to relax the excited state of a person, and the most daring studies show that Lion's Mane can influence the regeneration of brain cells.
  • Subjects: Biology
  • Pages: 3
  • Words: 961

Testing the Safety of Water in Canada

However, the presence of the water forming atoms, hydrogen and oxygen does not determine the quality of water. The quality of water is also determined by the amount of chemicals dissolved in it, some of [...]
  • Subjects: Chemistry
  • Pages: 2
  • Words: 584

Spain: Brief Characteristic of the Country

As Spain is a part of EU Sustainable Development Strategy, it is very much involved in the social innovation and the ecological prosperity in the movement, which increases the stability of the economy and at [...]
  • Subjects: Geography
  • Pages: 3
  • Words: 830

Ethnographic Design: Types

The investigator is required to define the characteristics of the society under study. Abalos, argues that "critical ethnographic studies are a type of ethnographic research in which the author is interested in advocating for the [...]
  • Subjects: Anthropology
  • Pages: 4
  • Words: 1080

Physiology of Uromastyx Aegyptia

Since the soil in the harsh and arid regions is salty, this makes the vegetation to have a lot of salt elements in them.
  • Subjects: Biology
  • Pages: 4
  • Words: 1340

The Syrian Rebellion Causes and Overview

The availability of oil and natural gas is the main reason why most foreign investors were attracted to Syria. Therefore, foreigners took advantage of inadequate staff in the public sector and migrated to this country.
  • Subjects: Geography
  • Pages: 3
  • Words: 859

History and the Modern Problem of Eugenic Science

The main scientific "achievements" of that period led to the establishment of sterilization laws in a range of the states and widespread use of euthanasia in American mental clinics.
  • Subjects: Genetics
  • Pages: 2
  • Words: 669

Evolution of Mating by Charles Darwin

Sexual reproduction has proven to be the best strategy that permits the combination of varied genes that allows the offspring to be more flexible and adaptable to changes in the environment. The large size of [...]
  • Subjects: Biology
  • Pages: 3
  • Words: 888

Genetics as a Field and Its Practical Use

Even in newborn screening, an area where genetic testing is excelling, parents opt to terminate the pregnancy for lack of a better solution to their condition.
  • Subjects: Genetics
  • Pages: 2
  • Words: 580

Iron: Properties, Occurrence, and Uses

The price of the steel, which includes iron in its composition, differs from the steel grade. The main stage is heating of the iron ore in the blast furnace, removing the oxygen from the oxide.
  • Subjects: Chemistry
  • Pages: 3
  • Words: 910

A New Perspective on the Myth of Creation

First, they create the sun, the moon, and the stars, then, the Earth and the other planets. H n, then, invented the words to describe the creation to Hann, putting words in music and music [...]
  • Subjects: Anthropology
  • Pages: 2
  • Words: 653

Genome: Bioethics and Genetic Engineering

Additionally, towards the end of the documentary, the narrator and some of the interviewed individuals explain the problem of anonymity that is also related to genetic manipulations.
  • Subjects: Genetics
  • Pages: 2
  • Words: 565

Determining the Electrogenic Potential of Enterobacteriaceae

The purpose of this experiment was to determine the electrogenic potential of three different Enterobacteriaceae. 2 ml of Enterobacter aerogenes culture was added to the agar in the anodic compartment and allowed to set.
  • Subjects: Biology
  • Pages: 2
  • Words: 598

Enzyme-Linked Immunosorbent Assay Test of Ebola

The purpose of the analysis was to estimate the initially "infected" samples. The Scheme of Students' Samples Mixing The standard indirect ELISA protocol was used for the analysis.
  • Subjects: Biology
  • Pages: 3
  • Words: 921

Natural History: The Ploughshare Tortoise

The study aimed to produce a phylogeny of the family Testudinidae through the analysis of five molecular sets: three genes in the mitochondrial DNA and two genes in the nuclear DNA.
  • Subjects: Zoology
  • Pages: 5
  • Words: 1433

Description of Yayi Jia Vessel

The characteristics of this age were an improvement of cultural interactions, the emergence of new technologies, and stratification in society as well as a reorganization within the community.
  • Pages: 2
  • Words: 646

Extreme Climates to which Humans Have Adapted

Comparing the findings of the above mentioned article to the ones of the article "Human Biological Adaptation to Arctic and Subarctic Zones" written by Joseph So, it should be stated that the two articles are [...]
  • Subjects: Evolution of Humans
  • Pages: 3
  • Words: 871

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

American Economy in 2062: the Prediction

Because of the enormous viability for space travel in the country, America will turn to capture minerals from asteroids because of the possibility of manufacturing solar cells from lunar regolith. Life will be easy due [...]
  • Subjects: Countries Studies
  • Pages: 3
  • Words: 839

Landscape Eements of Today’s Infrastructure in Europe

These roads, as elements of today's European infrastructure, are indeed modern- to suit the mountainous landscape. Thus, it was stated after a study of the modern European landscape infrastructure that roads, highways, and super-highways, modern [...]
  • Subjects: Geography
  • Pages: 2
  • Words: 439

Physiographic Regions of the European Continent

The four physiographic regions of the European continent are the divisions into which the physical landscape of the European continent is put. Most of the coalfields found on the continent are located in the central [...]
  • Subjects: Geography
  • Pages: 1
  • Words: 300

“Designer Baby” Technology and Its Impact on Society

The outlook of this issue, similar to a lot of other moral challenges created by the genetic revolution, has confronted the globe so fast to the extent where physicians, ethicists, Christians, and politicians have started [...]
  • Subjects: Genetics
  • Pages: 7
  • Words: 1874

Red Sea Whales Characteristics Review

Red sea whales are rare because they originate from oceans most of them do not stay in the red sea for long they move from one place to the other.
  • Subjects: Zoology
  • Pages: 2
  • Words: 639

Hazardous Chemical Containment Case Study

Only few experts from the team should be allowed to get to the store and find the label of the punctured drum. The scene will be cordoned off from the reach of individuals who will [...]
  • Subjects: Chemistry
  • Pages: 2
  • Words: 738

The Study of the Constituents of the Brain

The five swellings are the Telencephalon, the Diencephalon, the Mesencephalon, the Metencephalon, and the Myelencephalon". The brain of a human being is in the center of the nervous system.
  • Subjects: Biology
  • Pages: 5
  • Words: 1255

Brasilia: Brief Characteristics of the City

The location of the city is along the Central Western region of the country along Planalto central plateau. The economy of the city is in a large essence a government based one.
  • Subjects: Geography
  • Pages: 2
  • Words: 524

Water Distribution in California

The economy of California State has grown rapidly due to the presence of well-distributed water systems in most cities within the state.
  • Subjects: Geography
  • Pages: 3
  • Words: 924

Ethnography and Data Mining in Anthropology

The study of cultures is of great importance under normal circumstances to enhance the understanding of the same. Data mining is the success secret of ethnography.
  • Subjects: Anthropology
  • Pages: 3
  • Words: 866

Physical Science and Global Changes

The direction of the sun over the horizon called The Angle Of Incidence dictates the quantity of the energy that reaches the earth.
  • Subjects: Geography
  • Pages: 5
  • Words: 1404

Study of Earth Systems

Again, in the hydrological cycle, evaporation from the hydrosphere and evaporation through transpiration from the biosphere in the lithosphere leads to the formation of clouds that return to the lithosphere through precipitation The synergies created [...]
  • Subjects: Geography
  • Pages: 2
  • Words: 616

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

The Chemistry Behind Mineral Make-Up

According to the US Food and Drug Administration, cosmetics include all compounds or products that are applied to the body with the aim of beautifying, boosting attractiveness or improving the physical appearance without generally altering [...]
  • Subjects: Chemistry
  • Pages: 5
  • Words: 1398

Analysis of the Demographic Changes in Texas

According to Murdock Assessing the consequences of the population on the pace and process of economic growth is one of the oldest themes in the literature on economics.
  • Subjects: Geography
  • Pages: 2
  • Words: 534

Soil Properties: Laboratory Analysis

This is because the characteristics of the soil where the pit was located indicated that the soil was clay type of soil which is usually not suitable for agriculture unless some specific measures are taken [...]
  • Subjects: Agriculture
  • Pages: 2
  • Words: 663

Permafrost: Description, Types and Effects

The being of the permafrost is determined by the climatic conditions of the atmosphere, but the nature in which it is spatially distributed, its temperature and the nature of its thickness are greatly influenced by [...]
  • Subjects: Geography
  • Pages: 15
  • Words: 4176