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Chemistry Essays

62 essay samples found
Essay examples
Essay topics

Effect of Exercise on the Rate of Respiration and the Heart Rate

How does increase the number of jumping jacks affect the rate of respiration and the heart rate per minute in teenagers aged 17-18? Background Information: Different types of activity will have a different effect on the rate of respiration as well as the heart rate because of certain factors. These include the level of intensity […]

Pages: 5 Words: 1590 Topics: Cellular Respiration, Chemistry, Health Care

The Effect of Sodium Bicarbonate Concentration on the Net Rate of Photosynthesis

During photosynthesis in plants, light energy is captured and used to convert water, carbon dioxide, and minerals into oxygen and energy-rich organic compounds such as glucose (Lambers & Bassham, 2018). The equation for photosynthesis is: 6CO? + 6H?O + light energy = C?H??O? + 6O?. Without the presence of any one of the reactants, autotrophs […]

Pages: 2 Words: 495 Topics: Chemistry, Photosynthesis

Photosynthesis Vs. Cellular Respiration the Major Processess in a Global Balance

There are two key processes that occur in nature to obtain energy, they are photosynthesis and cellular respiration. The derivative of the word photosynthesis is the process in which energy of sunlight is converted by plants to store chemical energy in carbohydrate bonds. Photosynthesis is known to be performed by plants, as is cellular respiration. […]

Pages: 5 Words: 1454 Topics: Biotechnology, Cellular Respiration, Chemistry, Metabolism, Photosynthesis

Characterization of Melba Beals

Rosa Parks once proclaimed, I would like to be known as a person who is concerned about freedom and equality and justice and prosperity for all people. These same ideas could be spoken about Melba Pattillo Beals, a black girl who lived in Little Rock, Arkansas, an extremely segregated town. She was chosen as one […]

Pages: 4 Words: 1229 Topics: Characterization, Chemistry

Glycyrrhetinic Acid Functionalized Graphene Oxide

Introduction Graphene and graphene oxide Graphene is an ultra-thin single layer of carbon where the carbon atoms are arranged in a hexagonal lattice. Graphene most common structures are carbon nanotubes (rolled up graphene sheets) and graphite (graphene layers are stacked and held together by weak forces, mainly Van der Vaals) which are becoming more used […]

Pages: 4 Words: 1096 Topics: Apoptosis, Biotechnology, Chemistry
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What is UV Light?

“The visual system is arguably the most important sense that humans have in order to navigate the world around them. The eyes are highly susceptible to UV light, making them a prime target for free radical oxidation of both lipids and proteins, causing cell damage and eventually, cell death. One such disease caused by UV […]

Pages: 5 Words: 1463 Topics: Apoptosis, Biotechnology, Chemistry, Oxygen, Protein

Method of Inhibiting Metastasis in Hepatocellular Carcinoma

Significance According to 2018 data, an estimated 609,640 people in the United States will die from cancer this year, while approximately 1.7 million new cases of cancer will be diagnosed1. Cancer is the second leading cause of death in the US and constitutes approximately 22 percent of deaths1. In addition, cancer creates huge financial burdens […]

Pages: 6 Words: 1706 Topics: Apoptosis, Biotechnology, Cancer, Chemistry

Worldwide Health Concern

Abstract Cancer has become a worldwide health concern and a need for a cure exposed us to seek natural alternatives. The Annona muricata is a plant-based remedy which popularity have increase over time due to its anticancer properties. It’s organisms constituents have shown to have promising compounds that can instigate apoptosis and proliferation to cancer […]

Pages: 6 Words: 1813 Topics: Apoptosis, Biotechnology, Cancer, Chemistry, Medicine

3D Bioprinting of Brown Adipose Tissue

The vascularized tissue that I would like to 3D bioprint is brown adipose tissue. Brown adipose tissue is a fatty tissue that is used in the body to generate heat from energy stored in the form of lipids (5). Brown adipose tissue is primarily found in human babies, hibernating animals, and human adults that are […]

Pages: 9 Words: 2740 Topics: 3D Printing, Chemistry

Photosynthesis and Energy

Energy is very important and plays a substantial role in life itself, but where does energy come from and how does energy work? Of course, the answer is simple; Photosynthesis. With this reading you will learn what photosynthesis is and how photosynthesis works as well as the energy it creates and how energy is stored […]

Pages: 8 Words: 2444 Topics: Chemistry, Energy, Photosynthesis

Environmental Heavy Metals on Diabetes Mellitus Type II

ADVERSE HEALTH EFFECT OF ENVIRONMENTAL HEAVY METALS ON DIABETES MELLITUS (TYPE II) AMONG TANNERY WORKERS IN VELLORE DISTRICT 1.0. INTRODUCTION Need a custom essay on the same topic? Give us your paper requirements, choose a writer and we’ll deliver the highest-quality essay! Order now Our writers can help you with any type of essay. For […]

Pages: 16 Words: 4839 Topics: Chemistry, Diabetes, Insulin, Metabolism, Pollution, Soil, Type 2 Diabetes, Water

Air Quality and Climate Change Research

Air pollution is a mixture of solid particles, such as car emissions and dust, and gases mixed in the air. It has many critical effects on a country as it may affect people’s health by causing severe asthma and heart disease. The principal cause of air pollution is the high emission of sulfur dioxide (SO2) […]

Pages: 7 Words: 2081 Topics: Air Pollution, Chemistry, Global Warming, Natural Environment, Pollution

X-Ray Diffraction Characterization

X-ray diffraction (X-RD) technique has been ever adapted to recognize structural properties of materials and to get information like crystal structure/phase, lattice parameters, crystallite size, orientation of single crystals, preferred orientation of polycrystals, defects, strains and so on. The technique has found to be employed to study the thin films, bulk and nanomaterials [50]. Principle […]

Pages: 2 Words: 748 Topics: Characterization, Chemistry, Physics

How to Relieve Global Warming by Carbon Dioxide Capture and Storage

Introduction ‘US President Donald Trump has cast doubt on a report by his own government warning of devastating effects from climate change.’ (BBC News,26 November 2018) Several months ago, Donald Trump claims that the America exit ‘Paris Agreement’ because he think Global Warming is the lie of the scientists. Does he is true? The tables […]

Pages: 5 Words: 1350 Topics: Chemistry, Global Warming, Greenhouse Effect, Photosynthesis

A Novel Therapeutic Strategy for HER2 Breast Cancer by Nanoparticles Combined with Macrophages

Abstract:In recent years, the cell membrane bionic nanoparticles as a new drug delivery system is widely used in small molecule drugs, vaccines and targeted delivery of macromolecular drugs, because of its inherited the specific receptors on the cell membrane and membrane proteins can be used to implement specific targeted delivery, and the tumor showed a […]

Pages: 4 Words: 1158 Topics: Breast Cancer, Cancer, Chemistry

Electrochamical Characterization of Bovine Serum Albumin on Phenoli Coated Nickel Titanium

Blood-material interactions are critical for the performance and biocompatibility of biomedical devices implanted in thousands of patients every day. When an implant is introduced into the body, protein adsorption and activation of complement proteins occur [1-3] and a series of interactions happen [4], firstly, water molecules reach the surface of the implant and build a […]

Pages: 3 Words: 911 Topics: Characterization, Chemistry

Intracellular Role of Apoptosis in In-Vivo Reactions Occurring in Multi-Cellular Organisms

There are two well-known methods of cell execution namely: Apoptosis and Necrosis. Whereas necrosis is regarded as a violent form of cell death, apoptosis on the other hand, is a more benign, modulated and rational mode of killing cells which involves making well-informed decisions about selected cells to be terminated for the greater good of […]

Pages: 6 Words: 1948 Topics: Apoptosis, Biotechnology, Chemistry

Effect of Proanthocyanidin Rich Grape Seed Extract

Introduction The reactive oxygen species (ROS) play an important role on pathological processes in the gastro intestinal tract (GI tract) including Crohn’s disease, ulcerative colitis and colon cancer. The prolonged exposure of intestine to ROS leads to oxidative stress which induces lipid peroxidation, protein degradations and damages essential cellular macro molecules which progress to metabolic […]

Pages: 9 Words: 2718 Topics: Apoptosis, Biotechnology, Chemistry, ELISA

What is Bioactive Compounds?

Bioactive compounds, including polyphenols and phenolic acids or flavonoids, etc., have antioxidant and pro-oxidant properties. These compounds show high specificity because probably they act as an anti-oxidant and pro-oxidant. Approximately 60% of drugs currently used for cancer treatment have been isolated from natural products and the plant kingdom has been the most significant source. These […]

Pages: 1 Words: 351 Topics: Apoptosis, Cancer, Chemistry, Medicine

Characterization of Nanostructured Fe65Co35 Powders

Nanostructured alloys have received an extra quantity of interest in the various fields of materials engineering because of their prominent physical and chemical properties [1]. The magnetic materials have revolutionized our lives. These materials are used in electronic, computer and telecommunication industries. Different types of magnetic materials have been used including pure iron and its […]

Pages: 2 Words: 502 Topics: Characterization, Chemistry, Physics

Characterization and Utilization of Bio-char

1.1 Municipal Sewage Sludge (MSS) Sludge consists of various elements such as waste, organic and inorganic compounds that are disposed into atmosphere which are harmful to the atmosphere. Sludge contains various pollutants and solid waste such as heavy metals, large organic solids, calcium and magnesium, metal sulphides, heavy metals organic complexes, precipitated soaps and detergents, […]

Pages: 6 Words: 1920 Topics: Characterization, Chemistry, Manufacturing

Characterization of Amyloid Fibrils and Protective Effects of Silibinin

Amyloid fibrils are abnormal, fibrous protein deposits that grow on the outer membrane of the cells. They are insoluble and do not function to provide structural support or motility in humans. Amyloids are known to show major impact on diseases like Alzheimer’s and type II diabetes which progress over a period of time and are […]

Pages: 7 Words: 2089 Topics: Characterization, Chemistry, Insulin

Green Synthesis of Silver Nanoparticles by Using Various Plants Leaves

Abstract In present experimental work rapid and simple method was applied for synthesis of silver nanoparticles using different type of medicinal plants viz.(Sphagneticola trilobata, Catharanthus roseus, Azadirachta indica and Dalbergia sissoo) aqueous leaf extracts are used as reducing agent as well as capping agent for silver nanoparticles synthesis. Green synthesis of silver nanoparticles (AgNPs) was […]

Pages: 6 Words: 1945 Topics: Characterization, Chemistry

Large-Area Synthesis of Graphene Films Transfer Process

Recently, much attention has turned to the structural and electronic properties of carbon-based materials. At present, especially, graphene is the hottest topics in condensed-matter physics and materials science. This is because graphene has not only unusual properties regarding extreme mechanical strength, thermal conductivity and 2-diemensional films, but also peculiar electronic characteristics such as Dirac-particles with […]

Pages: 7 Words: 2236 Topics: Characterization, Chemistry

Applications of Large Scale Graphene

Graphene for nanoelectronics Graphene shows a glaring ambipolar electric field effect such that charge carriers can be tuned continuously between electrons to holes. Single layer graphene atop a thermally grown SiO2 layer on a highly doped Si substrate may serve as a prototype of a field effect transistor. Under this configuration SiO2 serves as an […]

Pages: 3 Words: 876 Topics: Characterization, Chemistry, Electricity

Should Fracking be Allowed in the US?

Should fracking be allowed in the US? Fracking is the process of injecting liquid at high pressure into subterranean rocks, boreholes, etc., so as to force open existing fissures and extract oil or gas. Fracking has many benefits to but it also has some environmental concerns as well. Fracking has a low chance of it […]

Pages: 2 Words: 481 Topics: Chemistry, Energy, Fracking, Hydraulic Fracturing, Natural Environment

Development of Science in 17th and 18th Century

Science is defined as intellectual and practical actives that involve systematic organization of knowledge obtained through observations and experiment. 17th and 18th centuries are periods where we see human being conducting thorough scientific research which has seen been tested and proven real. It is also through these sessions that technological changes were significantly observed ranging […]

Pages: 6 Words: 1923 Topics: Aristotle, Chemistry, Scientific Revolution

Transmission Electron Microscopy Techniques

In this study, the researchers cultured 42GPA9 and HeLa cells on the cover slide for one day and transfected with Cx43-GFP. The researchers applied high-resolution microscopy to study the cells. Also, they used computer software to study the cells. The JEM-2100 Transmission Electron Microscope is a machine that provides the solution for a broad are […]

Pages: 2 Words: 545 Topics: Chemistry

Genetics

Introduction The hereditary molecule that is tasked with carrying genetic instructions that are used in all living things in development, growth, reproduction and functioning is referred to as deoxyribonucleic acid (DNA). DNA molecules consist of two strands which are bipolar and are mostly coiled near to one another to form a spiral. This strands are […]

Pages: 4 Words: 1251 Topics: Biotechnology, Chemistry, DNA, Genetics

Analysis of the Role of the HIF-1

This paper by Shen and collegues describes the role of the HIF-1 gene and the gene’s response to low oxygen levels in Caenorhabditis elegans (C. elegans). The hypoxia-inducible transcription factor (HIF-1) plays a critical role in being regulating systematic activities. The HIF-1? subunit contains proline residues which, in the presence of high oxygen levels are […]

Pages: 5 Words: 1458 Topics: Apoptosis, Biotechnology, Chemistry, Genetics
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