Sciences Essay Examples and Topics. Page 14

4,974 samples

Cohort Study and Randomized Controlled Trials

The selection of a study design is usually a critical part of the research process because it will determine the quality of research and validity of the results.
  • Subjects: Scientific Method
  • Pages: 1
  • Words: 394

The Right to Abortion: Childless Women

The issue of inferential statistics in this example is motivated by considering the possibility of extrapolating results from the sample to the general population in the context of the population mean, i.e, no children for [...]
  • Subjects: Statistics
  • Pages: 1
  • Words: 451

Smoking as a Predictor of Underachievement

By comparing two groups smoking and non-smoking adolescents through a parametric t-test, it is possible to examine this assumption and draw conclusions based on the resulting p-value.
  • Subjects: Statistics
  • Pages: 1
  • Words: 347

Mitochondria and Power Companies

Energy companies are responsible for the energy production in cities, while mitochondria act as the source of energy in the cell.
  • Subjects: Biology
  • Pages: 1
  • Words: 321

Success and Failure of South Korea

In conclusion, South Korea's remarkable rise as a prosperous economy sown the seeds of the challenges it faces because the system was primed for rapid growth without ensuring it is resilient to its current failures.
  • Subjects: Countries Studies
  • Pages: 1
  • Words: 282

Lucid Dreams Aspects Nature Analysis

Lucid dreams are dreams in which a person realizes that he is dreaming but can be an active participant in the scenes taking place in the subconscious.
  • Subjects: Biology
  • Pages: 3
  • Words: 830

A Critical Review of Ethnographic Analysis

The difference between these two techniques is transparent: in the case of open observation, the group of respondents knows that the researcher is conducting an analysis and is aware of its goals, whereas covert observation [...]
  • Subjects: Anthropology
  • Pages: 7
  • Words: 1735

Natural History of Farber, Linnaeus, and Buffon

The essay compares order of nature based on Farber, Linnaeus, and Buffon, gives historical context, and provides Linnaeus and Buffon's institutional settings and backgrounds.
  • Subjects: Biology
  • Pages: 2
  • Words: 442

Forces in Equilibrium Discussion

The equilibrium state of the three forces was determined by placing the ring connected to the three pulleys at the center of the Force Table.
  • Subjects: Physics
  • Pages: 2
  • Words: 560

Picket Fence Free Fall Analysis

Table 1: Raw data from four measurements For each of the four tests, it was necessary to determine the instantaneous values of time and velocity.
  • Subjects: Physics
  • Pages: 2
  • Words: 640

Stuttering and Its Neurobiological Causes

The auditory and motor cortex activity was weakly correlated in PWS during speech reproduction with normal feedback. Signal amplification in the auditory cortex by altering auditory feedback improves speech fluency and synchrony of speech-related activity [...]
  • Subjects: Biology
  • Pages: 1
  • Words: 326

Variorum of Darwin’s Work: Origin of Species

As the purpose and advantage of a variorum were addressed during a lecture, the purpose of this paper is to apply received knowledge on practice using the Online Variorum of Darwin's work. In addition, a [...]
  • Subjects: Evolution of Humans
  • Pages: 2
  • Words: 518

The Controversy of Darwin’s Theory

The scientist knew that the concept of the existence of one common ancestor and the idea of natural selection was a striking contradiction to the aforementioned perspective, as it risked invalidating the role of God [...]
  • Subjects: Evolution of Humans
  • Pages: 1
  • Words: 283

The Z-Score Measure of the Body Mass Index

To calculate a Z-Score, use this formula: Z = / Where: x is the score you want to calculate the Z-Score for is the mean or average of the distribution is the standard deviation.
  • Subjects: Statistics
  • Pages: 1
  • Words: 291

Relation Between Force and Motion

In one case, the mass of the weights was changed, resulting in a change in the speed of the cart. Based on the acceleration and mass of each cart, it is possible to calculate the [...]
  • Subjects: Physics
  • Pages: 2
  • Words: 634

World’s Columbian Exposition of Chicago

The World's Columbian Exposition was held in 1893 in Chicago to mark the 400th anniversary since Christopher Columbus arrived in the New World.
  • Subjects: Geography
  • Pages: 2
  • Words: 549

Historical Development of Embryology and Epigenetics

The theory of preformationism was widely recognized from the late 17th to the end of the 18th century. This concept proposed the occurrence of the generation of offspring due to the unfolding and development of [...]
  • Subjects: Genetics
  • Pages: 2
  • Words: 559

Testing Theories and Testing Hypotheses

In comparative politics, it is determined that countries are to become democratic for a specific reason, and the causal relationship seeks to determine that.
  • Subjects: Scientific Method
  • Pages: 5
  • Words: 856

Developmental Stuttering in Children

In this lecture, the professor Soo-Eun Chang covers the topic from the point of causes of stuttering, the role of brain structure, and anomalies associated with stuttering development.
  • Subjects: Biology
  • Pages: 1
  • Words: 340

Kaolinite, Its Properties and Usage

One property that is closely related to the practical use of kaolinite is its clay texture that appears with the addition of water.
  • Subjects: Geology
  • Pages: 2
  • Words: 594

Heterostructures in Microelectronics

Moreover, it is necessary to consider the difference in the basis of the structures - the heterojunction. The difference in the values in the electron affinity of molecules and atoms contributes to the appearance of [...]
  • Subjects: Physics
  • Pages: 8
  • Words: 2256

Squirrel Monkeys’ Structure and Behavior

The current paper aims to discuss the biological structure and behavior of squirrel monkeys based on the analysis of academic and popular literature and personal observations.
  • Subjects: Zoology
  • Pages: 2
  • Words: 655

Types of Energy and Their Effects on Matter

Finally, electrical energy is similar to thermal energy, but in this case, there is the movement of electric charges, which cause perturbation of the electromagnetic field.
  • Subjects: Physics
  • Pages: 1
  • Words: 377

Research and Quality Improvement Projects

In addition, research projects often take a particular form and are structured in such a way as not only to solve the problem posed but also to be published in academic journals. The hypothesis, in [...]
  • Subjects: Scientific Method
  • Pages: 1
  • Words: 376

Reliability and Validity of Tests

Tests can be utilized as predictors when they demonstrate high levels of reliability and validity, having both factors is important for the most accurate and predictable results.
  • Subjects: Scientific Method
  • Pages: 1
  • Words: 297

Literature on Consumer Behavior in Agrifood

In this paper, the literature review is the chosen research method to systematize available studies and learn what the representatives of the agrifood sector know and think about consumer behaviors.
  • Subjects: Agriculture
  • Pages: 11
  • Words: 3057

Antimicrobial Action Mechanisms

Damage to the plasma membrane can impair the passage of substances into and out of the cell and its ability to maintain vitality.
  • Subjects: Biology
  • Pages: 1
  • Words: 331

Animal Self-Medication Article Review

For instance, I believe that this specific article is useful and informative mainly because of the way it allows us to notice unobvious patterns in the interactions of seemingly unrelated organisms.
  • Subjects: Biology
  • Pages: 1
  • Words: 285

Hypothesis Testing Importance for Research

Lastly, the results are interpreted, and the decision about accepting or rejecting the null hypothesis is made. It is done to ensure accurate information entry and minimize the probability of type I and II errors [...]
  • Subjects: Scientific Method
  • Pages: 2
  • Words: 458

National Geographic: The 2020 Monsoon

The main reason for the landslide was the increase in rainfall which triggered the movements of the slopes. In addition, the geological properties of the land could warn them of the possible mass wasting.
  • Subjects: Geology
  • Pages: 2
  • Words: 597

Plagiarism in Nurse Academic Papers

Copyright infringement and plagiarism detection in the work of a future medical officer is a breach of trust and can significantly affect a nurse's future work.
  • Subjects: Scientific Method
  • Pages: 1
  • Words: 303

Geochronology and the Age of Rocks

In this line, the marks are not numbers but events of a planetary scale: the origin of life, the appearance of animals on land, the beginning of the split of lithospheric plates and the drift [...]
  • Subjects: Geology
  • Pages: 2
  • Words: 312

Cuba’s Government, Climate, Economics

The longest river is the Kauto in the mountainous region of the southeast of the country, with a length of about 240 km, navigable for small vessels in the lower reaches for about 120 km.
  • Subjects: Countries Studies
  • Pages: 17
  • Words: 4676

The Bufo Marinus Eating Habits

A serious condition will pass quickly, but a persistent aversion to the sight and smell of cigarettes will appear in the body.
  • Subjects: Zoology
  • Pages: 2
  • Words: 563

Red Panda: The Animal Observation

They have a diurnal and twilight lifestyle, sleeping in trees during the day and marking their territory, and looking for food at night.
  • Subjects: Zoology
  • Pages: 1
  • Words: 386

Streptomycetes Among Prokaryotes Important in Society

Humans interact with streptomycetes in ways that are quite beneficial for the society in terms of pharmaceutics. In particular, streptomycetes are directly utilized in producing over 75% of commercially useful antibiotics and have shown effectiveness [...]
  • Subjects: Biology
  • Pages: 1
  • Words: 280

Anatomy of Neuron and Neuroplasticity

Neuroplasticity, also known as neural plasticity or brain plasticity, is a process in which the brain undergoes adaptive structural and functional changes.
  • Subjects: Biology
  • Pages: 2
  • Words: 576

Chemical Incompatibility During Storage

The same can be applied to acetone being a flammable liquid, it also should be separated from bases and oxidizers, but also acids like acetic acid in a separate cabinet or refrigerator.
  • Subjects: Chemistry
  • Pages: 1
  • Words: 389

Functional Mathematics Implementation

The $1000 is expected to turn into a more significant amount after that time, but now it can be seen that the particular value of A will only be determined through the interest rate r [...]
  • Subjects: Math
  • Pages: 1
  • Words: 359

Academic Research Aspects Analysis

The source can be utilized as a resource to identify the weaknesses of scholarly research and highlight the need for a thorough assessment of the commercialization of these works to use them in the professional [...]
  • Subjects: Scientific Method
  • Pages: 6
  • Words: 1919

The Demographic Data: San Diego and the United States

This section will compare the census data describing the population of San Diego to that of California and the United States in general. For example, the population in San Diego is younger than that of [...]
  • Subjects: Countries Studies
  • Pages: 5
  • Words: 1345

Analysis of the Forbidden City of China

In reality, it is the largest preserved palace complex in the world, and it is one of the finest achievements of the Ming dynasty.
  • Subjects: Countries Studies
  • Pages: 1
  • Words: 396

The Central Limit Theorem and Its Applications

A basic formulation of the CLT might be "the theorem that specifies the nature of the sampling distribution of means according to the central tendency, the variability, and the shape of the distribution".
  • Subjects: Math
  • Pages: 2
  • Words: 694

Isopropyl Alcohol in Cosmetics and Medicine

Isopropyl is synthesized in two steps: through the reaction of propylene with sulfuric acid and the consequent hydrolysis. In the context of isopropyl alternatives as sanitizers, ethyl alcohol serves as a solid option.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 528

History of Potatoes, Their Vatiety, and Popularity

The real success came to potatoes a little later - at the turn of the 18th and 19th centuries, when soldiers and horses needed to store a lot of food during the years of the [...]
  • Subjects: Biology
  • Pages: 4
  • Words: 1233

Identifying Metals in the Sunken Treasure

While focusing on the first chemical reaction known as analysis reaction it could also be termed chemical decomposition and it is also one of the most popular chemical reaction types.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 545

Choosing Solvent for Decaffeinated Coffee Drink

One of the main arguments of the hypothetical company is the desire to make the final beverage environmentally friendly. Consequently, the choice of solvent must be based on the toxic properties of each of the [...]
  • Subjects: Chemistry
  • Pages: 2
  • Words: 441

A Biological Science Innovation Article Analysis

The most intriguing aspect of the article "Research that shines light on how cells recover from threats may lead to new insights into Alzheimer's and ALS" by Brian Andrew Maxwell is that it offers information [...]
  • Subjects: Biology
  • Pages: 1
  • Words: 313

Boyle’s Law: Gas’s Pressure and Volume

In accordance with Boyle's Law, with the increase of the volume comes the decrease in the pressure; therefore, with the increase of the intrapleural volume comes the decrease in the intrapleural pressure.
  • Subjects: Physics
  • Pages: 1
  • Words: 301

The Molecular Method of Analysis

On the contrary, for the clinic, this procedure is valuable because the accuracy of blood type matching is a critical component of quality patient care.
  • Subjects: Scientific Method
  • Pages: 2
  • Words: 641

Genetic Mutation and Noonan Syndrome

In general, the more nucleotide sequences that are impacted by a change, the more significant the impact of the conversion and the greater the likelihood that the mutation would be harmful.
  • Subjects: Genetics
  • Pages: 2
  • Words: 560

Review of Eukaryote Cells Role in Organism

As it is possible to see, the organelles of a eukaryote cell vaguely resemble a more complex organism's organs in terms of their basic functions.
  • Subjects: Biology
  • Pages: 1
  • Words: 303

Qualitative and Quantitative Inquiry and Approaches

Quantitative inquiry is deductive and predicated on the existence of a hypothesis formulated before the start of the study. A mixed-methods study may necessitate a collaboration instead of one investigator to complete it thoroughly and [...]
  • Subjects: Scientific Method
  • Pages: 1
  • Words: 400

Cultural Anthropology in Africa, Mongolia, Middle East

Therefore, the methods of administration, the legal regime, and the observance of human rights in the colonies differed. Global neo-colonialism set the task of eliminating the sovereignty of all countries of the planet outside the [...]
  • Subjects: Anthropology
  • Pages: 3
  • Words: 894

The Cycling Process: Physical Issues

A bike is usually referred to as a bicycle and is a conveyance machine. When a cyclist squeezes the levers, the pads press firmly against the wheels rims, and the bicycle comes to a halt.
  • Subjects: Physics
  • Pages: 6
  • Words: 1659

Cancer Blood Tests Saving Lives

It is important to note that the article explores novel ways of cancer diagnostics and screening methods using blood tests for various signs of the condition.
  • Subjects: Genetics
  • Pages: 2
  • Words: 548

Transfer of Beta-Carotene via DNA Techniques

Adding yeast as a vector may significantly alleviate the incorporation of the new genes into any species because it includes protein which is vital for the species' growth and rapid gene manipulation.
  • Subjects: Genetics
  • Pages: 1
  • Words: 299

Germany: Sociological and Political Aspects

The main reason, in this case, is the sociological and political aspects related to the society of that country and the work done by its government, specifically the process of increased immigration from Eastern countries.
  • Subjects: Countries Studies
  • Pages: 2
  • Words: 286

Alice Ball’s Contribution to Science

Therefore, Alice Ball was a chemist whose scientific life and contributions to science led to the use of isolated ethyl ester from Chaulmoogra oil in the treatment of Hansen's disease.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 555

Diversity and Extinction of Cyclura Lewisi

One of the biggest risks to the population of this species is wild animals. The Grand Cayman blue iguana population is gradually expanding and is predicted to continue to rise as a result of continuing [...]
  • Subjects: Biology
  • Pages: 1
  • Words: 318

Quantitative Data in Social Sciences

At the early stages of the statistical analysis, the research was focused on defining the values of the independent variable of religious affiliation and the dependent variable of one's sexuality.
  • Subjects: Statistics
  • Pages: 1
  • Words: 352

Health Lifestyle Cities Dataset Analysis

The metrics were as follows sunshine hours, cost of a bottle of water, obesity levels, life expectancy, pollution, annual average hours worked and happiness levels.
  • Subjects: Statistics
  • Pages: 2
  • Words: 867

Urbanization and Suburbanization

Therefore, more people come to life in the city, in order to be able to take advantage of the many opportunities it offers.
  • Subjects: Geography
  • Pages: 1
  • Words: 484

Habitat Assessment in Hillsborough, North Carolina

The habitat assessment checklist provided by the Xerces Society for Invertebrate Conservation was completed to finalize the assignment and make important conclusions about the area.
  • Subjects: Countries Studies
  • Pages: 3
  • Words: 821

Assessment of Historical Archaeology Collections

Due to the significance of the materials, academic research has collaborated with salvage excavation which has led to the continuous creation of many collections and the elements that can boost conserving the archaeological materials Archaeologists [...]
  • Subjects: Archeology
  • Pages: 5
  • Words: 1057

The Swallowing Process Analysis

Upon showing the image of the desk with the character for "swallowing" on it, the participants were told to complete the swallowing action slowly and comfortably, as they normally would.
  • Subjects: Biology
  • Pages: 2
  • Words: 592

Device Use and Psychological Disorders: Regression Model

While it was generally clear from the material that the use of regression does not provide universal answers for the relationship between devices and mental well-being, the overall narrative could have been improved by the [...]
  • Subjects: Statistics
  • Pages: 1
  • Words: 347

Credible Findings of Statistical Studies

I think that knowing all methods of data analysis is essential, as they all have their role depending on the selected level of generalizability of a study.
  • Subjects: Scientific Method
  • Pages: 1
  • Words: 337

Analysis of Teratogens as Chemicals

Teratogens are chemicals that have the potential to cause functional or physical abnormalities in the developing human fetus or embryo if the pregnant mother is subjected to them. In this regard, cognitive impairments may affect [...]
  • Subjects: Chemistry
  • Pages: 5
  • Words: 1435

Coggins Test: Definition, Description, and Use

The given test is a blood test that determines if an animal is a transmitter of equine infectious anemia, a viral illness that affects equine representatives. Thus, the Coggins test is a blood test that [...]
  • Subjects: Zoology
  • Pages: 1
  • Words: 314

Non-trophic Interaction in Marine Species

An example of non-trophic relationships between marine species is decorator crabs and sponges. Decorator crabs and sponges' relations are an example of mutually helpful non-trophic interaction mutualism.
  • Subjects: Biology
  • Pages: 1
  • Words: 281

Anthropological Context of Pluriverse

The different practices and multiple dimensions of people's socio-economic approaches to life have frequently exacerbated the existence of multiple contexts to life that promote the ideology of pluriverse.
  • Subjects: Anthropology
  • Pages: 6
  • Words: 1642

The Human Cloning Issue and Ethics

Additionally, as expressed by Ayala, "the biological endowment of mankind is rapidly deteriorating," and cloning allows us to resolve such issues. As seen in the example of Frankenstein, "breatheless horror and disgust" are followed by [...]
  • Subjects: Genetics
  • Pages: 2
  • Words: 544

The Weight and Height of Individuals

Measures of Central Tendency About the Height and Weight of The Sample Visualizing with a scatter plot helps to understand the overall trend of the distribution of the variables relative to each other.
  • Subjects: Statistics
  • Pages: 1
  • Words: 421

Different Types of Galaxies: Astronomy

With the discovery of other galaxies, Hubble began to observe the properties of these galaxies, noting the similarities and the differences. The components of both the spiral galaxies and the elliptical galaxies are held together [...]
  • Subjects: Astronomy
  • Pages: 2
  • Words: 639

Electrochemical Properties of Platinum Metals

Platinum metals are seen to be very noble because their domain of stability is found to cover that of water. Hydrogen can be absorbed in large quantities by platinum cathodes, which contribute to faults and [...]
  • Subjects: Physics
  • Pages: 1
  • Words: 322

Environmental Working Group Database

For example, according to the most recent 2020 data provided by the Environmental Working Group, most of the first 20 largest receivers on the list are either banks or lending organizations. For example, in 2018 [...]
  • Subjects: Agriculture
  • Pages: 2
  • Words: 562

Interesting Aspects of Brain Development

One of the most important brain developments concepts is neuroplasticity, which is the ability of experiences to impact the structure and activity of the brain.
  • Subjects: Biology
  • Pages: 1
  • Words: 376

Statistical Analysis: Soccer Premier League

Because all of the data used in this project were of the quantitative type, it was relatively easy to calculate the values of the central tendency measures for them.
  • Subjects: Statistics
  • Pages: 4
  • Words: 1229

Math: Aspects of HIV Modeling

The indicator of the fit of the constructed model to the data set is the parameter R2, the coefficient of determination.
  • Subjects: Math
  • Pages: 4
  • Words: 1107

Pragmatic Development Description and Explanation

Since the views of the study members on the issue under consideration are the main source of assessment, this design is reasonable and consistent with the stated goals.
  • Subjects: Scientific Method
  • Pages: 2
  • Words: 443

Development of Pt-Based Catalysts for Oxygen Reduction

The past few years have seen major progress in the development of core-shell structures with the aim of improving oxygen reduction activity and stability of Pt-based catalysts. In line with the above, a major current [...]
  • Subjects: Chemistry
  • Pages: 11
  • Words: 3054