Biology Essays

Applications Of Lanthanides For Medicine
Example essay. Last modified: 28th Apr 2017
Introduction: Lanthanides have been used for medicinal applications since the 1980s but the development of technology has led to a demand for new developments.1 Lanthanides, known as rare-earth elements, have a wid...

How to implement SWOT Analysis
Example essay. Last modified: 28th Apr 2017
Introduction: INTRODUCTION Change is a very significant word in business. Modern business is defined as the most competitive and active. To survive in the modern competitive business environment, the organizations ...

The Polymerase Chain Reaction Pcr
Example essay. Last modified: 28th Apr 2017
Introduction: The polymerase chain reaction was first developed in 1983 by Kary Mullis. This reaction is commonly used in molecular biology to amplify and generate thousands to millions of copies of specific DNA se...

Free Vibration Of A Cantilever Objective
Example essay. Last modified: 28th Apr 2017
Introduction: The purpose of this experiment is to determine the natural frequency of a cantilever beam study both undamped and damped free vibration motion of a cantilever beam. Vibration is the periodic motion of...

Two Step Extraction Of Pyrethrins From Pyrethrum
Example essay. Last modified: 28th Apr 2017
Introduction: The experimental determination of the concentration and yield of pyrethrins from chrysanthemum pyrethrum flower is usually carried out with chromatographic techniques; and accordingly, a lot of method...

Aquatic Plants: Rate Of Photosynthesis
Example essay. Last modified: 28th Apr 2017
Introduction: Acid rain is a known effect of global warming, which has damaged many aquatic environments and aquatic plants throughout the world. This study investigates the effects of acid rain on an aquatic plant...

Verification Of Faradays First Law Of Electrolysis
Example essay. Last modified: 28th Apr 2017
Introduction: My research question “How can Beer’s law be used to verify Faraday’s First law of electrolysis and to determine Avogadro’s number and Faraday’s constant by electrolysis o...

Probiotics and Biotechnology
Example essay. Last modified: 28th Apr 2017
Introduction: Probiotics and Biotechnology Bacteria are present in the gut of every one. Some of these are harmful while others are beneficial for the health of host. Normally the percentage of beneficial bacteria ...

Predisposing Factors For Urinary Tract Infections
Example essay. Last modified: 28th Apr 2017
Introduction: The important predisposing factors for urinary infections in females are age, sex, pregnancy, sexual intercourse, menopause, use of birth control devices, catheterization, surgery, diabetes, use of ca...

Charpy Impact Test Of Polypropylene At Various Temperatures
Example essay. Last modified: 28th Apr 2017
Introduction: This experiment examined the impact of polypropylene at various temperatures through the Charpy test. Three different forms of specimens including unnotched ones, blunt-notched and sharp-notched were ...

Plant Pigments and Photosynthesis
Example essay. Last modified: 27th Apr 2017
Introduction: Analysis 1. The solubility and the intermolecular bonds formed between the solute and the solvent are involved in the separation of pigments as it moves through a filter paper. 2. The Rf values would ...

An Investigation into the activity of A Amylase
Example essay. Last modified: 27th Apr 2017
Introduction: Alpha amylase is an enzyme. It specific binds with water and starch . It hydrolyses starch and glycogen to give glucose and maltose. It acts on the alpha bonds of polysaccharides. Because of the speci...

How To Do Gram Staining
Example essay. Last modified: 27th Apr 2017
Introduction: Observation of microorganism under microscope can be improved by using certain processes and techniques such as the staining. Staining is an important step to observe microorganisms more clearly, to d...

Hoofdonderwerp: drugs in de sport
Example essay. Last modified: 27th Apr 2017
Introduction: Inleiding We hebben voor het onderwerp drugsgebruik (in de sport) gekozen, omdat we meer willen weten over de effecten van drugs op het menselijk lichaam en wat voor schade dit een mens aan kan richte...

Microorganisms: Normal Flora
Example essay. Last modified: 27th Apr 2017
Introduction: The concept of infection in the host- parasite relationship is expressed in the body’s normal flora. Normal flora is a population of micro-organisms that infect the body without causing disease....

Hybrid Pi Ce Transistor Model
Example essay. Last modified: 27th Apr 2017
Introduction: The hybrid-pi model is a popular circuit model used for analyzing the small signal behavior of bipolar junction and field effect transistors. The model can be quite accurate for low-frequency circuits...

The Importance Of Bioequivalence
Example essay. Last modified: 27th Apr 2017
Introduction: Bioequivalence is defined as ” the absence of a significant difference in the rate & extent to which the active ingredient or active moiety in pharmaceutical equivalent or pharmaceutical al...

Histamine Stimulated Small Intestine
Example essay. Last modified: 27th Apr 2017
Introduction: The longitudinal smooth muscle of the guinea-pig ileum small intestine contracts in response to acetylcholine. These contractions can be reduced by the application of adenosine and related compounds. ...

Increase Of Concentration Of Ethyl Acetate
Example essay. Last modified: 27th Apr 2017
Introduction: Firstly the aim of the experiment is to determine the yield, conversion and reaction rate by employing the principles of material balance with chemical reaction for batch reactions. The purpose of the...

Function And Production Of Insulin
Example essay. Last modified: 27th Apr 2017
Introduction: Insulin is a protein produced by islet cells in the pancreas. Insulin helps human body regulate glucose in the body. Insulin reduces the use of fats as energy (gluconeogenesis) by utilizing glucose to...

Identification Of Poisonous And Non Poisonous Snake
Example essay. Last modified: 27th Apr 2017
Introduction: INTRODUCTION Snakes are one of the most interesting reptilian creatures of earth. They are interesting as for the purpose of study as well as research and that is so because of the one character they ...

Alcohol Dehydrogenase: From Ethanol To Acetaldehyde
Example essay. Last modified: 27th Apr 2017
Introduction: (20) 1. Alcohol dehydrogenase (AD) is an enzyme which catalyzes the reaction of its natural substrate ethanol to form acetaldehyde. The Km of AD, from rhinoceros livers, for ethanol is 1 X 10-3M. This...

Production And Processing Of Maize
Example essay. Last modified: 27th Apr 2017
Introduction: Maize is the third largest planted crop after wheat and rice. It is mostly used and traded as a leading feed crop but is also an important food staple. In addition to food and feed, maize has wide ran...

The Process Of Brewing Beer
Example essay. Last modified: 27th Apr 2017
Introduction: Beer is the worlds ancient and most generally consumed alcoholic beverage and the third most popular drink overall after water and tea. ‘The word beer comes from the Latin word bibere, meaning &...

DNA, Genes and chromosomes
Example essay. Last modified: 27th Apr 2017
Introduction: Introduction Assignment two will firstly explain about DNA, genes and chromosomes. It will then evaluate some pre- disposed genetic factors that affect normal human functioning and look a range of dif...