Sciences Essay Examples and Topics. Page 15

4,745 samples

Adaptation to Stress of Endocrine and Sympathetic Nervous System

Stress is a non-specific body reaction that occurs under the action of various extreme factors that threaten the violation of homeostasis and is characterized by stereotypical changes in the function of the nervous and endocrine [...]
  • Subjects: Biology
  • Pages: 1
  • Words: 395

Should Cloning Be 100% Legal or Illegal?

After all, an embryo is recognized as a living organism, and for cloning experiments, embryo cells would have to be killed in the research.
  • Subjects: Genetics
  • Pages: 1
  • Words: 434

Researching the Earthquake

Due to human activity, artificial earthquakes occur, and their number increases every year following the strengthening of destructive human impact on the planet.
  • Subjects: Geography
  • Pages: 1
  • Words: 313

Mitosis and Genetic Makeup of Different Species

As the centromeres of a cell align among the spindle equator, the genetic material of the maternal cell is duplicated, which allows for the two daughter cells to emerge.
  • Subjects: Biology
  • Pages: 3
  • Words: 878

Discussion of Editing Human Embryos and Adults

In addition, with the help of a modified Ca9 protein, it is possible to turn off genes that interfere with the normal degeneration of cells and lead to malignant formations.
  • Subjects: Genetics
  • Pages: 1
  • Words: 373

Chad: Issues, Events, Political Controversies

The flat territory of the Republic of Chad covers part of the Sahara Desert, the Tibesti Highlands, the Erdi and Enedi plateaus, and the Vadai massif.
  • Subjects: Countries Studies
  • Pages: 2
  • Words: 284

Neuroethics, Its Meanings and Main Topics

Neuroscience studies how the brain works and what is the structure of the brain. It is important to understand the anatomy, physiology, biochemistry of the brain, and to correlate them with the behavior.
  • Subjects: Biology
  • Pages: 1
  • Words: 372

The Age and Growth of Cod (Gadus Morhua)

The Atlantic Cod occurs throughout the colder and the deeper regions of the Northern Atlantic, starting from Greenland to North Carolina and Scandinavia.
  • Subjects: Biology
  • Pages: 12
  • Words: 3373

East Asian History: Japan and Korea

The national culture is considered to be formed under the influence of specific natural and climatic conditions, in the context of a unique cultural and historical development, and under the influence of various religions and [...]
  • Subjects: Countries Studies
  • Pages: 2
  • Words: 716

Genetic Modification and Cloning

Even though it is hard to predict all the outcomes of genetic modification and cloning, I would suggest using CRISPR Cas9 in treating retinal diseases such as the one described in the case study.
  • Subjects: Genetics
  • Pages: 1
  • Words: 402

Natural Science: Mouse Experiment

For this, it is necessary to sum up the babies in the litter and divide the obtained number by the number of the litters.
  • Subjects: Scientific Method
  • Pages: 1
  • Words: 267

Iris Flowers Species and Their Classification

Data mining regarding the classification of iris flowers will be important in identifying the existing iris species, outlining the structural differences between the various species, identifying the possible causes for the differences, and underpinning potential [...]
  • Subjects: Biology
  • Pages: 12
  • Words: 2341

Analysis of Astoria, Queens, New York City

The neighborhood chosen for this assignment is Astoria, located in the borough of Queens, New York City. The neighborhood is well-connected with other parts of the city by various types of public transport and is [...]
  • Subjects: Countries Studies
  • Pages: 1
  • Words: 340

Russia: Socio-Demographic and Economic Information

Russia is supposed to be one of the most significant and most developing countries in the world. Currently, the President of Russia is eligible to appoint the Prime Minister and his subordinates.
  • Subjects: Geography
  • Pages: 1
  • Words: 323

Comparing Indian Society With Europeans

Compared to the European colonies and society that wanted to conquer and defy the outer world, Indians paid more attention to their well-being and stimulation and facilitation of their irrigation systems and trade networks. As [...]
  • Subjects: Countries Studies
  • Pages: 3
  • Words: 932

Living Things: What Do They Have in Common?

Nevertheless, cellular structure is a feature of all living things: from unicellular bacteria and algae to multicellular plants and animals. However, that cycle of growth and development is natural to all living organisms.
  • Subjects: Biology
  • Pages: 4
  • Words: 856

Viruses: Reproduction and Adaptation

However, viruses cannot sustain themselves and are not capable for independent replication, hence, it is not a living organism. To conclude, viruses are on the boundaries of the living and non-living area.
  • Subjects: Biology
  • Pages: 1
  • Words: 293

Introduction to Correlation & Regression

In this way, a correlation analysis is concerned with the strength of the relationship strictly between the two variables under consideration.
  • Subjects: Statistics
  • Pages: 2
  • Words: 576

Discussion of Methods of Collection

They choose a sample instead; the sample is a set of people who are indeed involved in the study. Data gathering is the methodical way to collect and measure information from various sources to provide [...]
  • Subjects: Statistics
  • Pages: 2
  • Words: 584

Gravitation: Definition and History of Discovery

Newton stated that everybody in the Universe affects all others "with a force that is directly proportional to the product of their masses and inversely proportional to the square of the distance between their centers".
  • Subjects: Physics
  • Pages: 4
  • Words: 1133

Glucose and Its Importance in Biology

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

Canada’s Demographic Pattern to Inform Healthcare Decisions

The age of the Canadian population has been changing significantly since 1990 and is expected to change in 2100. This implies that the Canadian health system is effective in meeting the needs of its population.
  • Subjects: Countries Studies
  • Pages: 4
  • Words: 1333

Microbiological Analysis: Lab Report

This type of medium is standardly used to isolate Gram-negative bacteria, with a source of nutrients in the form of carbon and nitrogen from the casein hydrolysate that is part of the C-CNA.
  • Subjects: Biology
  • Pages: 1
  • Words: 520

Lab Report: Empirical Sampling Method

The height of all the students I measure ranges within the mean. The mean is the average of the number of people's height divided by the number.
  • Subjects: Statistics
  • Pages: 3
  • Words: 960

History of Chemistry: Main Points

Nobel Prize in Chemistry is an award given yearly by the Royal Swedish Academy of Sciences to scientists who confer the greatest benefit to humanity in the various fields of chemistry.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 803

History: Evolution of Humans

The first picture demonstrates the areas of the settlement of modern humans' predecessors, namely, Homo erectus, Homo neanderthalensis, and Homo sapiens, as well as the times of the migration of Homo sapiens to different regions.
  • Subjects: Evolution of Humans
  • Pages: 2
  • Words: 623

Physics: The Frame of Reference

Thus, it is seen as a set of tools for studying the motion of objects in space in simple words. However, not only such a system is of practical value for studying the dynamics of [...]
  • Subjects: Physics
  • Pages: 1
  • Words: 399

Aspects of a Statistical Report

To choose the participants of the study, the sampling method was used to represent the entire population. In the study, as shown in below, the empirical rule, the lowest numbers for 68%, 95%, and 99.
  • Subjects: Statistics
  • Pages: 3
  • Words: 408

“Ghost in the Genes” Video Review

Epigenetics enables the appropriate study of the factors that significantly impact the functioning of the cells that may lead to the turning on and off of different genes present in the cells.
  • Subjects: Genetics
  • Pages: 2
  • Words: 554

Microbial Growth and Effect of pH on It

The above principle is used in this laboratory work, the aim of which is to evaluate the effect of the pH of the medium on the growth of microorganisms.
  • Subjects: Biology
  • Pages: 4
  • Words: 1330

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

Sulfur Mustard: Hazards, Properties, and Warfare Usage

As it is a lipophilic compound, the skin, the eyes, and the respiratory tract easily absorb the chemical. Sulfur mustard is also hypothesized to affect one's fertility and serve as a carcinogen, although the former [...]
  • Subjects: Chemistry
  • Pages: 2
  • Words: 667

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

Producing Efficient Ethanol From Waste

The first prediction was the significant materials of the waste that can be changed to ethanol were lignocellulose and starchy compounds.
  • Subjects: Chemistry
  • Pages: 3
  • Words: 865

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

Literature Review on Demets 2010

Seafloor spreading rates and fault azimuths are essential in determining the motions of 19 plates, out of the 25 plates, in addition to other major plates.
  • Subjects: Geology
  • Pages: 2
  • Words: 561

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

The Role of Microorganisms, Biotechnology

Today, the field of their use in human life is so vast and diverse that it makes an invaluable contribution to the development of such industries as health, industry, and the functioning of the environment.
  • Subjects: Biology
  • Pages: 1
  • Words: 391

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

Blood Cells and Their Functions

The function of red blood cells lies in carrying oxygen from the lung to the rest of the body. Such a shape allows them to increase the area of the surface, which, in turn, creates [...]
  • Subjects: Biology
  • Pages: 2
  • Words: 567

Slope Desciption and Necessity

The slope is the term that is used to describe the correlation between the rise and run of a particular surface, object, staircase, or other things.
  • Subjects: Math
  • Pages: 1
  • Words: 296

Most Powerful Tidal Turbine Set Sail in Scotland

The location of the UK makes it a perfect choice for the widespread implementation of tidal power. Overall, tidal energy has a chance of becoming a noticeable energy source in the UK.
  • Subjects: Geography
  • Pages: 2
  • Words: 374

Homeostasis and Regulation in the Human Body

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

Thinking in Terms of Vectors in Daily Life

For instance, the concept was applicable for the first time I was learning to learn how to ride a bicycle. The first one is that I had to concentrate and work tirelessly to achieve the [...]
  • Subjects: Math
  • Pages: 1
  • Words: 273

Continuous Cell Lines and Primary Cell Cultures

One feature which is common for both types of cell models is the tissue of origin both of them stem from, which means that to some degree, they share the same genetic makeup.
  • Subjects: Biology
  • Pages: 1
  • Words: 344

Peak Voltage and Scanning Frequency Relation

1076 g of dry potassium nitrate, dissolved in 30 mL of distilled water and quantitatively transferred into a 50 mL flask bringing the solution to the mark.potassium ferricyanide, 6.
  • Subjects: Physics
  • Pages: 5
  • Words: 1123

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

Steno’s Four Lawsz. Geology Principles

The formation of a new one means that the grains of the newly formed rock have different ages, and hence it becomes difficult to measure the age of the whole rock.
  • Subjects: Geology
  • Pages: 1
  • Words: 358

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

First Reptiles Adaptation: Amniotic Egg Evolution

The amniotic egg evolution is an adaptation that allowed the first reptiles to thrive in a dry land the development occurred over 300 million years ago. The robust shell protects the egg from drying out, [...]
  • Subjects: Biology
  • Pages: 1
  • Words: 336

Discrimination and Substance Use Disorders among Latinos’ Article Review

Most fundamentally, the quantitative approach integrated into the article was suitable for achieving objectivity and accuracy in the findings. As highlighted by the researchers, this article was intended to examine the relationship between discrimination and [...]
  • Subjects: Scientific Method
  • Pages: 3
  • Words: 428

Jean-Baptiste Lamarck’s Views and Works

For example, a giraffe's neck is stretched because it needs to reach the foliage on the tops of trees, and the anteater's tongue has become long to penetrate the anthill.
  • Subjects: Biology
  • Pages: 1
  • Words: 311

The Personal Experience Phenomenon in Cambridge Dictionary

The founder of phenomenology was Husserl, and his understanding of experience formed the basis of sociological definitions of experience. It is important to consider that a crucial component in the examination of the term "experience" [...]
  • Subjects: Scientific Method
  • Pages: 1
  • Words: 306

Human Biology: Human Cells and Chromosomes

Both pathologies are united by the common term aneuploidy, which describes deviations in the karyotype of a diploid organism in which the number of chromosomes is not a multiple of the haploid set.
  • Subjects: Biology
  • Pages: 1
  • Words: 380

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

Pathogen Study: Pseudomonas Aeruginosa

The pathogenicity of the bacterium is expressed in the infection of sites with purulent inflammatory processes and abscesses, which is particularly relevant to burn victims.
  • Subjects: Biology
  • Pages: 3
  • Words: 860

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

Types of Scientific Method in Research

Altogether, through the purpose, problem, or research questions, the reader is introduced to the study's significance and rationale of the other features of the scientific methods.
  • Subjects: Scientific Method
  • Pages: 1
  • Words: 295

Peace River Fossils. Fossil Musk Turtles

Such data was used to determine the age of the remains and assume a possible period of species existence. Researchers have found that some of these fossils may date back to the late Miocene.
  • Subjects: Archeology
  • Pages: 2
  • Words: 501

Arid Australian Soils: A Solution to the Problem

Solving all of the above issues and problems imposes a serious responsibility on the agro-industrial complex, which means that agricultural enterprises must use the available resources to find a solution to the problem of drought.
  • Subjects: Agriculture
  • Pages: 13
  • Words: 3626

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

Neanderthals: Debates Regarding the History of Neanderthals

Future studies showed that, in the beginning, Homo sapiens and Neanderthals had the same group of ancestors in Africa. The rest of the group stayed in Africa and created the beginning of the modern human.
  • Subjects: Evolution of Humans
  • Pages: 3
  • Words: 811

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

Male Employment in Canada 1977 to 2017

Although there is a clear distinction in the levels of employment between these two groups, the margin of difference is relatively smaller compared to the first two groups in the chart.
  • Subjects: Statistics
  • Pages: 2
  • Words: 581

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

Coronavirus Disease 2019: Statistical Analysis

From the data analysis, the statistical mean and the sample standard deviation were found to be 65. From the study, the probability of participants being shorter than 64 inches was 0.
  • Subjects: Statistics
  • Pages: 1
  • Words: 363

Mathematical Biology: Explaining Population Extinction

Species in settings with soft carrying capacities such as those with non-negative value K create a restricted expectation of a variation, given a full past history, is non-positive when the species surpasses the carrying volume.
  • Subjects: Math
  • Pages: 2
  • Words: 658

Stromal Cells in Formation of Extracellular Matrix

Since the extracellular matrix is primarily formed from connective tissue cells, it is pertinent to note that stromal cells are fundamental to the construction of the 3D matrix.
  • Subjects: Biology
  • Pages: 1
  • Words: 307

Qin Shi Huang: The Big Dig

The story of the Tomb of Qin Shi Huang begins in 1974 when farmers from Xi'an dug into one of the fascinating excavations of the 20th century.
  • Subjects: Archeology
  • Pages: 4
  • Words: 1116

Methodology: Extraneous Variables and Instruments

The survey will consist of fifteen questions that will address the participants' understanding of the nature of STI, the key risk factors, the essential precaution and prevention measures, and the healthcare resources that they can [...]
  • Subjects: Scientific Method
  • Pages: 2
  • Words: 589

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

Comparative Analysis of Fall Prevention Strategies in Older Adults

Educational information was presented in a PowerPoint presentation, which explained the definition of falls, the prevalence of falls, complications of falls, the location of falls, diseases associated with a high risk of falls, risk factors [...]
  • Subjects: Scientific Method
  • Pages: 4
  • Words: 1183

COVID-19 Pandemic in the United States

The author seeks to provide the most comprehensive information regarding various aspects of the impact of COVID-19 and the subtle difficulties which the public and the US administration had to face.
  • Subjects: Scientific Method
  • Pages: 4
  • Words: 1144

The Milky Way and the Expanding Universe

The other characteristic of the milky way that qualifies it to be a spiral galaxy; is the distinctiveness of the bulge when the milky way is viewed from the side.
  • Subjects: Astronomy
  • Pages: 4
  • Words: 1227

Male Average Income in Canada, 1999-2019

The purpose of this chart is, therefore, to find out how the various groupings compare to each other in terms of income levels and the impact of time on average income. At the top of [...]
  • Subjects: Statistics
  • Pages: 2
  • Words: 611

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

Multiple Logistic Regression in Action

The data have met this assumption for age category, sex, obesity, and hypertension are on nominal scale while cholesterol level and age are on a continuous scale.
  • Subjects: Statistics
  • Pages: 3
  • Words: 881

The Integumentary and the Skeleton System

It is in the position of balance that the body is able to function successfully and in a normal state. It is the role of these hormones to control the body's operations.
  • Subjects: Biology
  • Pages: 4
  • Words: 1100