Sciences Essay Examples and Topics. Page 17

5,265 samples

PH Titrations & Buffer Solutions Experiment

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

Nuclear Physics: Health & Safety Aspects

The main points of the various events I attended are the following: Due to the possibly dangerous nature of some experiments appropriate peer review is an absolute necessity in terms of other people within the [...]
  • Subjects: Physics
  • Pages: 4
  • Words: 1010

Graphical Descriptive Statistics in Two Articles

The study focused in the collection of data about the prevalence of obesity among students in China. In addition, stacked charts were used to explain the distribution of variables.
  • Subjects: Statistics
  • Pages: 2
  • Words: 628

Coding Using NVivo 9 in Research

The software will allow a research to turn the coding process into a set of systematic stages. Specifically, the main benefit of using the program is a possibility to apply to different approaches while coding [...]
  • Subjects: Scientific Method
  • Pages: 2
  • Words: 552

Researching the Qualitative Inquiry

The main purpose of this discussion is to consider the main idea of the conceptual and theoretical framework and apply received knowledge to the discussion of the framework in the article "Researching the therapeutic relationship [...]
  • Subjects: Scientific Method
  • Pages: 2
  • Words: 563

Competition in Nature Observation

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

Anatomy of the Brain: Key Issues

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

Hybrid Cows That Produce Human Milk for Infants

The nutritional content of genetically modified milk from cows is brought close to that of human breast milk. Genetically modified cow's milk has been made to bring the nutritional content closer to that of human [...]
  • Subjects: Genetics
  • Pages: 5
  • Words: 1469

Use of Nanotechnology for Electric-Power Production on Mars

This paper explores the possible options of electric-power production sources and attempts to gain insight into the benefits of the application of the most recent scientific developments, such as nanotechnology, for enhancing and expanding the [...]
  • Subjects: Physics
  • Pages: 4
  • Words: 1091

Enzyme Determination of Glucose

The glucose amount was then obtained from the values of the standard glucose concentration using Beer-Lambert's law. The results of the sample glucose with unknown concentrations were recorded in the second table.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 565

Aspects of the Skeletal System

The bones have a covering of calcium compound cells at the surface that gives the bones the strength and structure that they require for protecting and supporting the body.
  • Subjects: Biology
  • Pages: 2
  • Words: 578

New Gene Discovered That Stops Spread of Cancer

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

DNA Microarray Technology and Applications

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

One-Sample T-Test Applications and Limitations

In general terms, the one-sample t-test can be defined as a procedure that allows researchers to make a statistical assessment about the level or degree of divergence between the sample mean and the national average [...]
  • Subjects: Statistics
  • Pages: 2
  • Words: 589

Understanding Public Opinion

The feeling and views of the selected people are assumed to be the views of all the people who belong to that group.
  • Subjects: Statistics
  • Pages: 4
  • Words: 1312

Medical Breakthrough: The Bionic Eye

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

Energy and Air Emission Effects of Water Supply

Contemporary systems meant to heat water/air explore both the heat pumps and the solar plates that are combined to form a unit with the aim of optimizing on the energy efficiency as well as solar [...]
  • Subjects: Physics
  • Pages: 5
  • Words: 1376

Pasteurization: Processing Food Substances

The second benefit of pasteurization is witnessed in the deactivation of enzymes that are found in various food substances. It is only the process of pasteurization that can lower the activity level of the enzymes.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 567

Researching Relationship Between Using Cannabis and Psychosis

Though not stated in a conventional manner, the research hypothesis argued that the use of cannabis in youths increases the risk of developing psychotic symptoms but the effect is highest in the individuals with evidence [...]
  • Subjects: Scientific Method
  • Pages: 8
  • Words: 738

Preparation of Polymers and Polymer Modification

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

Cytogenetic Testing in Pregnant Women

Being predominant, however, the occurrence of digenic triploidy in a fetus could be up to very high percentages; diandry is responsible for about 50.
  • Subjects: Genetics
  • Pages: 8
  • Words: 2436

The Structure and Amino Acid Sequence of Beta-Glucuronidase

Beta-glucuronidase has wide application in the determination of urinary steroids as documented by Bernfeld and Fishman data. The purification protocol of -glucuronidase adopts a method that was described by Bernfeld and Fishman.
  • Subjects: Biology
  • Pages: 4
  • Words: 2032

Discussion on Lab Report an E. Coli Bacteria Lacz Gene

A synthesizing buffer was added to provide the suitable environment required for the synthesis of the new DNA strand. The addition of T4 DNA polymerase was to facilitate the hybridization of the old and the [...]
  • Subjects: Genetics
  • Pages: 2
  • Words: 563

Lecythis Pisonis: Wheres Located and What Is It

In the present biodiversity investigation, Vallilo and co-workers have analyzed the fatty acid and mineral composition of L.prisons Camb.seeds from four locations of S o Paulo State and evaluated the nutritive properties.
  • Subjects: Biology
  • Pages: 4
  • Words: 1534

Bioinorganic Chemistry: Metallothioneins

Animal MTs have implications in inherited and occupational diseases that are linked to metabolic disorders in the handling of metal ions.
  • Subjects: Chemistry
  • Pages: 40
  • Words: 9345

Probability Theory: Descriptive Statistics

The second is the median, which is the middle observation of a data column. Variance is an expression of how data differ from the mean in abnormal data distribution.
  • Subjects: Math
  • Pages: 2
  • Words: 766

Uses of EEG Waves to Control MIDI

Additionally, the methods of notes assignment through average intervals of waves of bandwidth will be tested to establish the similarity between the waves and notes in different groups.
  • Subjects: Physics
  • Pages: 2
  • Words: 760

Earth Origins: Viewpoints Analysis

Each of these views lacks sufficient proofs, though people keeping to any of these viewpoints offer quite convincing evidence regarding the origin of the earth and its beings. Two viewpoints, Creationist and Evolutionary, have absolutely [...]
  • Subjects: Geology
  • Pages: 2
  • Words: 553

Concept of Neurotransmitters

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

Omics Associated With Genes: Role of Nurses Analysis

Genomics is the fundamental basis of the omics sciences group given that the information in the genes and the organism's genotype is considerably accountable for the organism's phenotype.
  • Subjects: Genetics
  • Pages: 2
  • Words: 574

Evolution: Natural Selection in Action

The population of these moths will have both dark and white moths at the starting point. The dark moths reproduced successfully due to lack of predation.
  • Subjects: Biology
  • Pages: 2
  • Words: 552

Mathematical and Statistical Investigation

Overall, this investigation is dedicated to one of the most interesting and complex topics in present-day geometry, namely, the problem of time and the circle geometry, associated with the position of the hands-on clock.
  • Subjects: Math
  • Pages: 7
  • Words: 1798

Bioinformatics of Enzyme Kinase

Cdk5 has an important role in the growth and maturity of the brain, and abnormal Cdk5 activity has been shown to cause the degeneration of neurons in neurodegenerative diseases including Alzheimer's, Parkinson's and Amyotrophic Lateral [...]
  • Subjects: Genetics
  • Pages: 2
  • Words: 893

Math Assignment: Graph Visualization

The difference in equations is informed by the use of plot variances, where x-axis represents the number of miles driven, while the y-axis shows the number of gallons of gas in a truck.
  • Subjects: Math
  • Pages: 2
  • Words: 539

P-chlorophenoxyacetic Acid-preparation of a Synthetic Plant Hormone

The chemical synthesis of 4-chlorophenoxyacetic acid is realized through the reaction of nucleophilic displacement between anions of the 4-chlorophenolate anion and chloroacetate, the product of interaction of which is subjected to acetic acid treatment.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 778

Development of Cities: Factors of Growth

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

Big Ideas: Force and Motion

Thus, it is crucial to demonstrate to children the influence of external forces on the movement of objects, which will make them understand the concept of Force and Motion.
  • Subjects: Physics
  • Pages: 1
  • Words: 261

Atropian Iron: 1st AD Stability Operations Decision Brief

Solving the problem is essential for securing Atropian independence and sovereignty from existing and potential separatist and insurgent challenges and addressing the root causes of the failure of the Government of the Republic of Atropia.
  • Subjects: Chemistry
  • Pages: 3
  • Words: 795

Puppy Mills. Problems. The alternatives for puppy mills

Generally, evaluating all the sad facts related to dog breading in the facilities under consideration, it becomes evident that puppy mills along with their very concept of profits making present a serious difficulty for the [...]
  • Subjects: Zoology
  • Pages: 4
  • Words: 1164

A-Level Math AQA : Specification

Assessment and Qualifications Alliance (AQA) is an independent charitable organisation that produces specifications and examination assignments for 12th and 13th-grade students.
  • Subjects: Math
  • Pages: 83
  • Words: 4304

Teaching Math: Number Sense Instruction

In particular, the child gets to know that not all shapes are convenient to measure, for example, it is difficult to measure the length or width of a ball.
  • Subjects: Math
  • Pages: 5
  • Words: 1191

Player Performance Metrics in National Football League

One of the key business issues in regards to the selected sport is the evaluation of player performance metrics, which is especially critical in regards to quarterbacks, who are responsible for scoring touchdowns.
  • Subjects: Statistics
  • Pages: 7
  • Words: 1356

Migration of the Caribou Birds

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

Zimbabwe UFO Encounter of 1994

However, in the case of Zimbabwe, it is believed that the appearance of UFOs was accurate, and the ruling bodies and opinion leaders should make it clear to the population that these alien arrivals were [...]
  • Subjects: Space Studies
  • Pages: 11
  • Words: 2909

Unique Functional Features of Blindsight

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

Finding Credible Academic Sources

The credibility of sources is the basis of any accurate research. The second criterion, for me, would be the date of publishing.
  • Subjects: Scientific Method
  • Pages: 1
  • Words: 284

Portugal: Country Presentation

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

Evolutionary Changes of Animals and Plants

This presentation will show how animals and plants evolved with time passing. It is critical to examine the factors that underlie these processes and their outcomes.
  • Subjects: Biology
  • Pages: 12
  • Words: 869

Discussion of Mixed Methods in Research

Conversations-based can complement the quantitative part of the study as the responses contain the numerical information, or the quantity of positive and negative answers can be further recalculated to the evidence-based rating.
  • Subjects: Scientific Method
  • Pages: 2
  • Words: 625

“The Frog Book” by Steve Jenkins and Robin Rage

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

Virtualization Versus Emulation

In conclusion, virtualization and emulation are two different processes that are defined by their usage of the system's resources, cost-efficiency, their role in testing environments, and the general purpose.
  • Subjects: Physics
  • Pages: 1
  • Words: 307

Stress Patterns in Police Work: A Longitudinal Study

The research problem identified by the investigator relates to the prevalence of distress in the police occupation. The primary variable of the study was the mean stress measure, which was derived from the Langner-22 list [...]
  • Subjects: Statistics
  • Pages: 8
  • Words: 2481

Experimental and Non-Experimental Research

In a non-experimental study, for its part, the researchers are not willing to control their sample and observe the phenomena in a real-life setting.
  • Subjects: Scientific Method
  • Pages: 1
  • Words: 315

Ca2+ Molecule Description and Its Functions

Because IP3 is permeable in the protoplasm, it disperses throughout the cell and attaches to the IP3-receptor on the outside of the ER or SR, causing Ca2+ to be transported from the ER or SR [...]
  • Subjects: Biology
  • Pages: 2
  • Words: 628

Principals of Economics: An Overview of Argentina

Principles of economics help to understand the current situation and the possible development of the country. This project aims at exploring the situations in Argentina.
  • Subjects: Countries Studies
  • Pages: 12
  • Words: 624

American Indians and Alaska Natives

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

Descriptive Data Statistics: National Cancer Institute

The definitions for the measures presented are as follows: Mean = sum of all data points / number of data points; Median = the value that's exactly in the middle when it is ordered from [...]
  • Subjects: Statistics
  • Pages: 2
  • Words: 591

Human Exposure Information: Radon

Radon it is a radioactive gas that has no color or smell and is formed from the decay of radioactive elements.
  • Subjects: Chemistry
  • Pages: 6
  • Words: 906

Minitab Tools for Statistical Analysis

The mean value in this data set shows the average value of the response, while the median is the middle value within the response if they are arranged in sequence.
  • Subjects: Statistics
  • Pages: 3
  • Words: 688

Regression Analysis of Home Prices

One of the variables that are important in determining the home price is the economic indicators. The other variable that will determine the price of a home is the neighborhood.
  • Subjects: Statistics
  • Pages: 4
  • Words: 1285

The Importance of Using Secondary

Thus, data concerning the satisfaction levels of patients around the country can be used to compare the level of patient satisfaction in the New Harbor Memorial Hospital with the average levels of satisfaction. Another type [...]
  • Subjects: Scientific Method
  • Pages: 2
  • Words: 274

Inferential Statistics in 2010, 2012, and 2015

However, the difference between the groups is greater than the difference within the groups, and the number of discharges was not substantially different among the groups.
  • Subjects: Statistics
  • Pages: 3
  • Words: 708

Native Grass Production: Benefits and Limitations, Management

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

Production and Adoption of Native Grass Seed in Australia

Despite the significance of the perennial native farmlands for native grass production, the native seed is required in large quantities to discourse the prevailing such environmental challenges as weed control and wildfire management, loss of [...]
  • Subjects: Agriculture
  • Pages: 6
  • Words: 1500

Analyzing the Link Between Risk-Taking and Extraversion

This nuance in the arena of risk-taking can cause confusion and ambiguity, and it is upon the researcher to state specifically that which they are researching. The materials that were used in the experiment were [...]
  • Subjects: Scientific Method
  • Pages: 8
  • Words: 2046

Observing Features on the Sun

Select one of the images in the soft x-ray. Notice that there are two images taken for each day, one in the soft x-ray and one in white light.
  • Subjects: Astronomy
  • Pages: 3
  • Words: 902

Extra Solar Planets

Title: Distribution of Orbital Distance: Number of Planets Closer and Farther than Earth's Orbital Distance Title: Distribution of Masses: Number of Planets with Masses Less than Earth's Mass and Greater than Earth's Mass Title: [...]
  • Subjects: Space Studies
  • Pages: 4
  • Words: 1378

The Study of Sagittarius A*

The total duration of the project, including the improvement of observing systems, construction of the station, transportation to the Lagrange point, and obtaining the first results, will take at least 4-7 years.
  • Subjects: Space Studies
  • Pages: 8
  • Words: 2988

Analysis of Ivory Coast: Aspects of Life

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

The Universal Nature of Biochemistry

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

The Concept of Heat and Temperature

Moreover, the intensity of heat is determined by how fast the atoms are moving in the object, the fast the movement the higher the heat and the lower the movement the lower the heat.
  • Subjects: Physics
  • Pages: 4
  • Words: 1156

“IS-LM MODEL” by Dudley Cooke

The IS-LM model is based on the assumption that the general price level is fixed. IS-LM model can be written using functional forms by focusing on the linear function1.
  • Subjects: Math
  • Pages: 3
  • Words: 865

The Island of American Samoa

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

Observing the Dynamic Giant Planets

Most of the people, however, believe that the phenomenon is related to alien civilization. On the other hand, there is an opinion that UFO sightings are considered to be misidentified natural objects.
  • Subjects: Astronomy
  • Pages: 2
  • Words: 593

Spacecraft Exploration: NASA and ESA

It is supposed to conduct analysis of thermal structure and composition of the atmosphere in comparison to the earlier space-craft findings.
  • Subjects: Space Studies
  • Pages: 2
  • Words: 636

Chlamydia Sexually Transmitted Disease

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

Resolving Genetic Issues or Playing With Mother Nature?

Because mother nature is essential in sustaining human life, it is not right to play with mother nature. It is not right to play with mother nature because of the consequences of playing with her.
  • Subjects: Genetics
  • Pages: 1
  • Words: 287

Mathematical Laws in the Real World

Given the impossibility of reducing the general idea of mathematical science to a single point, it is essential to note that the manifestation of its regularities and concepts is widespread in the real world.
  • Subjects: Math
  • Pages: 4
  • Words: 1146

The Evolution of Human Skin Color

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

Biology: Phylum Mollusca and Phylum Annelida

The key characteristics that define organisms in this class are they live in land, aquatic or marine environment, they have eyes, mouth, tentacles, and spiraled shells Clam, Muscle, Oyster, Scallop Bivalvia forms another class of [...]
  • Subjects: Biology
  • Pages: 3
  • Words: 385