How to produce billion eggs? Exploitation of laying hens
Dissertation - 13 pages - Biology
A life of frustration, pain and stress. That is what sums up the life of a battery hen and to this suffering and many who are the corollary. This is corroborated by evidence from numerous scientific studies and behavior. Originally the term "battery farming" was used for hens, distributed in...
The glucose and sugar essential for energy
Dissertation - 8 pages - Biology
The foods we eat provide us with energy and nutrients we need. Sugar, or glucose, is the main nutrient that feeds the body cells. The way energy is metabolized by the body is subject to variations over time and depending on the individual. The dietary intake was in fact never constant from one...
The power of nutrition in child and adolescent
Dissertation - 9 pages - Biology
Childhood and adolescence are critical stages in the life of an individual, and feeding them is important. As for adults, nutrient intakes for children should cover the energy needs, but they must also ensure growth. The quantitative and qualitative aspect of their food is taken into account....
A study on immunology
Dissertation - 19 pages - Biology
Immunology is a subject, which deals with immune system and immune reactions in our body. Immune system works by the principle of learning process. When a pathogen attacks for the first time, it leads to infection, but when it attacks for the second then our body's immune system recognizes and...
A study on cytoskeleton
Dissertation - 16 pages - Biology
The skeleton of the vertebrate is a familiar organ system consisting of hardened elements supporting the soft tissues of the body and play a key role in mediating bodily movements. Eukaryotic cells also posses a “skeletal system”, which is of proteinecous network and composed of three...
A study on insecticide treatment
Dissertation - 20 pages - Biology
Mosquitoes are among the best-known groups of insects, because of their importance to man as pests and vectors of some of the most distressing human diseases. They are the most important insect vectors of human diseases and the most common of blood sucking arthropods. They feed on amphibians,...
A study on biosensors
Dissertation - 26 pages - Biology
A Biosensor may be defined as “a compact analytical device incorporating a biological or biologically-derived sensing element either integrated within or intimately associated with a physico-chemical transducer. The usual aim of a biosensor is to produce either discrete or continuous digital...
Extraction of amylase from bacillus subtillis
Dissertation - 17 pages - Biology
Microbial cells produce a variety of enzymes. These enzymes are the biological catalysts for the biochemical reactions, leading to microbial growth and respiration, as well as to produce fermentation products. Enzymes are used for a variety of purposes. They are employed in three major fields....
Selection of salinity plant in some of the pulse crops
Thesis - 117 pages - Biology
In many densely populated countries the average size of farm holding is becoming small. Further in most of the developing countries agriculture often encounters various biotic and abiotic stress namely diseases, pests, drought, nutritional disorders, salinity, temperature extremes, and...
Analysis of the experiments conducted in the study of micro biology
Dissertation - 20 pages - Biology
What is microbiology? Why would any student enroll in microbiology? Now that you were told to take microbiology or now that you selected microbiology; it is important that you know what to expect. Microbiology is the study of science of (-logy) small (micro) life (bios). Biology was first used in...
A study on oxygen binding proteins
Dissertation - 21 pages - Biology
Myoglobin and hemoglobin may be the most-studied and best-understood proteins. They were the first protein for which three-dimensional structures were determined, and our current understanding of myoglobin and hemoglobin is garnered from the work of thousands of biochemists over several decades....
A study on stem cells
Dissertation - 7 pages - Biology
With millions of people dying and suffering every year from various diseases, scientists are becoming more and more eager to find cures and treatments. One potential treatment emanates from the research of human stem cells. Stem cells are unspecialized cells that have the ability to regenerate...
The tree species specificity and inter specific interactions of Spanish moss
Dissertation - 5 pages - Biology
Inter specific interactions are the relationships demonstrated between two species and how one species affects the other. The four main types of these interactions are competition, predation, commensalisms, and mutualism. Spanish moss is a plant found living on many trees in the subtropics....
Micro-contact printing for immobilization of DNA on surfaces
Internship report - 35 pages - Biology
The growing interest in DNA biochips for rapid detection of diseases, infections, genetic contaminations, and hereditary illnesses necessitates the understanding of how DNA macromolecules may be immobilized on surfaces with high density, reproducibility and precision. These are the reasons why...
Study of Gibberellins' Effect on Height and Biomass of Rosette and Wild Type Brassica rapa
Case study - 6 pages - Biology
Gibberellins (GA) are plant hormones involved with overall plant growth. Brassica Rapa, a flowering plant species, which possesses the wild type phenotype or the rosette, dwarfed, phenotype, was used to explore the effects of Gibberellins on the two varieties' overall height, which can have an...
Biological Nutrient Removal Theories and Design
Study guide - 131 pages - Biology
Flocculation Method: Add 1 ml of 100 g/l zinc sulfate solution to a 100 ml waste water sample and mix vigorously with a magnetic stirrer for 1 minute. Adjust the pH to approximately 10.5 with a 6 M sodium hydroxide solution. Settle quiescently for a few minutes. Withdraw the clear supernatant...
Cloning and purification of green fluorescent protein and its study
Thesis - 35 pages - Biology
A key step in proteomics the study of proteins function and structure is the purification of proteins. The ability to isolate and purify specific proteins is an essential feature of Modern biochemistry as it allows scientist to study proteins in isolation from other proteins, which greatly aids...
Investigating the frequencies of gene and genotype in the human population
Dissertation - 21 pages - Biology
Mendelian genetics is built on the work done by the "father of genetics", Gregor Johann Mendel (1822-1884). His contributions to the study of inheritance paved the way for our basic understanding of how traits are inherited from one generation to the next. He was also instrumental in applying...
Height and seed type preferences of the Black-Capped Chickadee
Dissertation - 5 pages - Biology
The practices and behaviors employed by the black-capped chickadee displayed selective strategies towards the active foraging of food in the months prior to winter. The chickadees would collect food at a high rate, hide them, and subsequently return for additional food. The analysis demonstrated...
A history of epilepsy and the important contributions of John Hughlings Jackson
Dissertation - 8 pages - Biology
The word epilepsy is derived from the Greek verb epilambanein, meaning to be seized, to be overwhelmed by surprise (The History and Stigma of Epilepsy, 2003; Temkin, 1971). Epilepsy is a relatively common brain disorder ? affecting between 0.5 to 1 percent of the world's population - yet it is...
Conserved pathways of limb development in vertebrate embryos
Dissertation - 5 pages - Biology
Mice and chick embryos serve as ideal test subjects in the analysis of developmental characteristics. Through in-vivo manipulation, signaling frameworks have been constructed to explain and describe the development of limbs (Tickle, 2004). The basis of all development relies on several...
Tissues
Dissertation - 12 pages - Biology
Organisms are classified into two types based on the number of cells they are composed of- unicellular and multicellular. Multicellular organisms have many cells. But unlike in unicellular, where one cell performs all the functions, cells of multicellular organisms do not perform all the...
Determination of various protein concentrations by means of spectrophotometry
Tutorials/exercises - 11 pages - Biology
Spectrophotometry relies on the varying capabilities of molecules to absorb photons of light. This absorbance is characteristic of specific compounds, and can therefore be utilized to quantify and classify the presence/quantities of various compounds. (Harris, 2007) With the use of standard...
Bioreactor: Optimizing E.Coli fermentation for Bacteria directed enzyme prodrug therapy
Dissertation - 10 pages - Biology
E.coli strain WM04 was determined as a viable option for Bacteria Directed Enzyme Prodrug Therapy. Determination of suitability for animal testing depends on sufficient quantities of bacteria being produced through fermentation. Optimal operating conditions are found for the production of WM04 by...
The fundamental unit of life: Cell
Case study - 11 pages - Biology
When you look at a your house, you can see that it has got walls, doors ,windows and ventilators. All these things are the building blocks of your house. Similarly , bodies of all living organisms are made up of small unit which is called as a cell, as like bricks are the fundamental units of a...
Biometrics sytems
Essay - 11 pages - Biology
The use of hand's geometry is the most popular method employed for access control particularly in the USA. In France this technique is not used very often. It requires a special tray, having guides to position fingers, which is rather cumbersome. However biometrics by the shape of the hand is...
The effect of diatomaceous earth on the behavior of the Red Imported Fire Ant
Dissertation - 7 pages - Biology
Solenopsis invicta, the Red Imported Fire Ant, was brought over on ship cargo by accident from Central Brazil between 1933 and 1945 (Sullivan, 2003). Since then, it has become one of the most hated nonnative pests in the Southern region of North America. RIFA thrive in open, sunny areas such as...
Is the Dingo a true Aussie specie? Managing the Dingo (Canis lupus dingo): Conflict between the anthropogenic and environmental factors - publié le 20/01/2009
Essay - 6 pages - Biology
According to Aboriginal myths and legends, the dingo (Canis lupus dingo) would have evolved in Australia from the “Dreaming” - the creation period - and have always been a highly estimated and valued companion. As a consequence of these oral memories and scarce testimonies of the past,...
Salon Vivez Nature: Trade Show of biological agriculture and natural products - publié le 19/01/2009
Essay - 3 pages - Biology
What is a biological product? A product is considered biological when the producer did not use any pesticide, chemical weedkiller or fertilizer of synthesis. The biological farmers rather use natural manures, original seeds and cultivate the ground thanks to tested methods. In France, the real...
Studying the soybean nodulation at McGill University - publié le 19/01/2009
Essay - 20 pages - Biology
This summer I had the great opportunity to do my three months training in McGill University in Quebec, Canada. It is one of the oldest Canadian universities, considered one of the most prestigious universities in Canada and one of the best in North America. According to the Times Higher Education...
