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Biology Essays

Result for Subject Biology:
3614 essays
Knee Replacement Design Biology Essay
10 pages (2969 words) , Download 1 , Essay
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The implant design is crucial in the determination of activity level patients can engage in after the knee replacement. Research indicates that massive restrictions have been caused owing to the implant disease, and this necessitates the improvement of implant designs for better service and improved mobility.
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Natural Selection Process Biology Essay
8 pages (2163 words) , Download 1 , Essay
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A trait like skin colour, let's say for beetles, makes it possible for the green beetles to be eaten by the predators while the brown ones live to reproduce hence increasing the population of the brown beetles. According to Darwin’s theory of evolution by natural selection those members of species that are capable of surviving to reproduce.
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Pros and Cons of Test Tube Meat Biology Essay
6 pages (1619 words) , Download 1 , Essay
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Genetically modified organisms can be defined as organisms whose DNA has been altered artificially or in the lab using different kinds of gene technology. Using genetic engineering, scientists have the ability to modify the characteristics of different organisms, introduce favored characteristics and eliminate unfavorable ones in the genetic makeup of the organism.
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Human Biological Science Biology Coursework
12 pages (3157 words) , Download 1 , Coursework
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Selected regions of the cerebrum control speech, hearing, and memory, learning motor and sensory areas. The cerebral cortex controls reasoning, language, and language processes. Other parts of the brain such as cerebellum and medulla control movement and involuntary processes (heart rate, breathing, and swallowing) respectively.
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Tyrosinase in the Experiment Biology Lab Report
5 pages (1498 words) , Download 1 , Lab Report
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In biology, enzymes are classified as catalysts. The absence of enzymes in any cell means than many biochemical reactions would not occur at the expected rate. The biochemical and the physiochemical reactions of enzymes have been advanced from the early 1800s as a result of the interest in the enzyme dynamism, selectivity, catalytic power and their function in the cell.
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Bioinformatics of Bt Cry Toxins Biology Lab Report
5 pages (1586 words) , Download 0 , Lab Report
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In sequence retrieval, genes are often named given accession numbers for easier identification and the retrieval of their DNA sequence from the databases. For example, the accession numbers accession DQ241675.1 and AY376665.1 were used to such the NCBI’s nucleotide database. The accession coding sequences for DQ241675.1 and AY376665.1 had a number of significant differences.
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Biotechnology-Microbial Fuel Cells Biology Lab Report
21 pages (6702 words) , Download 1 , Lab Report
However, the key challenge with such cells is in the amount of current produced. Microbial fuel cells yield currents that are too little to sustain major energy-requiring processes. The type of bacteria in the cells also influences the voltage generated, which can play a significant role in improving the overall output and efficacy of microbial fuel cells.
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Applied Phylogenetics Biology Lab Report
6 pages (1793 words) , Download 1 , Lab Report
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This diagram cannot be considered as an evolutionary tree since it fails to show the relationship between ancestors and descendants or the manner in which they have changed, although one can infer numerous evolutionary trees from one diagram. The diagram uses branching lines that end at specific groups of the organism and the lines branch off into separate directions.
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Sodium Dodecyl Sulfate-Polyacryl Amaide Gel Electrophoresis Biology Lab Report
4 pages (1131 words) , Download 0 , Lab Report
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Sodium Dodecyl Sulfate-Polyacryl Amaide gel electrophoresis is a method used to separate proteins by their difference in size. They cause the subsequent difference in molecular weight and that way when they are running on an electrophoretic gel the light ones will be able to move faster and the ones with a large molecular weight will move slowly.
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A Virus as an Agent That Is Infectious Biology Assignment
5 pages (1405 words) , Download 0 , Assignment
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Lichen is an organism that mainly consists of a fungus and a photosynthetic partner. They grow together on the lichen in what is referred to as a symbiotic relationship. Some lichens appear to look like leaves and are referred to as foliose lichens while others cover the whole trunk and branches of trees and are referred to as crustose lichens.
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Bacterial Cell Surface Tension Attachment and Implications for Bioremediation Biology Article
7 pages (1750 words) , Download 2 , Article
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As the discussion declares, the bacterial microbes showed relatively higher affinity to hexadecane materials compared to their affinity to polystyrene surfaces which were tested. There was no significant relationship between the culturing of the bacteria with their attachment to the different material which was being tested.
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Why is Evolution True Biology Book Report/Review
10 pages (2533 words) , Download 1 , Book Report/Review
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Evolution is based on the notion that all life on earth originated from a common universal ancestor, who through repeated speciation and divergence, led to the rise of different species. The common ancestry if inferred upon through the study of existing species and fossil records of species shared sets of DNA sequences; biochemical and morphological traits are elucidated.
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Starch, Cellulose, Dextran, and Glycerate Biology Essay
6 pages (1573 words) , Download 0 , Essay
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Koch's postulate proves that disease-causing pathogens could be transmitted from one organism to another. Bassi and Pasteur, however, in their research were not able to isolate the causal organism thus they were not able to identify the actual cause of the disease (Walker, 2008). Besides being able to isolate the causal pathogen, Koch also correlated the specific pathogen that caused the disease.
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Biochemical Principles Biology Essay
8 pages (2081 words) , Download 3 , Essay
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Items with one simple sugar are monosaccharides and a typical example is a glucose. This is the most common type of carbohydrate found in mammalian bodies and is what medical professionals call blood sugar. The following is the molecular structure of the three common carbohydrates: glucose, fructose, and galactose.
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Biodiversity: Plant and Animal Life Biology Lab Report
3 pages (1212 words) , Download 1 , Lab Report
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Too much loss of species certain environments may become unstable and collapse. There are certain differences between endangered and threatened species. A threatened species is defined as any species that will likely face the likelihood of extinction in the near or
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Training and Conditioning of Animals Biology Coursework
5 pages (1685 words) , Download 0 , Coursework
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For example, a protection animal will receive different types of training when compared to a circus animal used for entertainment purposes. Therefore, there are various methods utilized when training animals. This paper centers on the various type of anima training methods. Moreover, it dwells on purposes, limitations, and the various advantages of training horses and dolphins.
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Animal Behavior on their Natal Territory Biology Assignment
3 pages (750 words) , Download 2 , Assignment
This essay discusses that males of avian species are the ones that remain on or near the natal territory since in case of birds it is the quality of the” habitat that the male defends that determines the reproductive success”. Reproductive success among avian species depends on the male members and on the provisions available for the brood.
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The Efficiency of Toilet Seat Cleanser on Bacterial Growth Biology Lab Report
4 pages (1152 words) , Download 0 , Lab Report
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How efficient are cleansers in dealing with other pathogens? The sample collection and lab analysis was done under aseptic conditions to ensure no external factors affected the result. The experiment yielded positive findings, as most bacteria (excluding spores) and fungi were killed by the sanitizer.
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Human Urine: A Possible Alternative in Organic Farming Biology Lab Report
3 pages (750 words) , Download 0 , Lab Report
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s one type of waste that some scientists have studied to be a good organic fertilizer because of its organic chemical constituents that may aid in plant growth. This paper aims to establish that plants treated with diluted human urine are more robust compared to untreated
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Genetically Modified Animals Biology Personal Statement
5 pages (1418 words) , Download 3 , Personal Statement
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The genetically modified animals belong to the universal category of genetically modified organisms (GMO). Genetic engineering method or technique is vital to the process of altering the genetic material of the organism. Mammals, fish, plants, and insects as well as microorganisms, which include yeast and bacteria, are examples of organisms that have been modified genetically.
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Sampling of Terrestrial Invertebrates Biology Lab Report
6 pages (1692 words) , Download 1 , Lab Report
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We utilized the concept of random sampling since we were unaware as to how many different kinds of species of insects we would encounter. Therefore, during our transects, each species present in the locality had an equal probability of being sampled.
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Malaria Resistant Humans Biology Research Proposal
9 pages (2681 words) , Download 1 , Research Proposal
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The variation in the immune system of humans and the modification in the human blood cells are the major reason for the malaria resistance in humans. Our human body possesses a lot of adaptations against malaria.
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The Ethical Status of the Embryo Biology Report
5 pages (1425 words) , Download 1 , Report
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In the modern world, there is a moral predicament regarding embryonic stem cell research. Embryonic stem cell gives anticipation for the latest therapies. However, their utilization in studies has received fierce arguments. Therefore, different states have decided to adjust embryonic stem cell research in extremely diverse manners.
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Monoclonal Antibodies Biology Essay
10 pages (2500 words) , Download 2 , Essay
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The fused cells are grown in a selective medium called the HAT medium which contains Hypoxanthine, aminopterin, and thymidine. (Saha 2010). The cells are then separated and each cell is grown in the HAT medium and the antibodies secreted by each cell are assayed for their ability to bind with the specific antigen.
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Biology of Food Biology Personal Statement
5 pages (1375 words) , Download 1 , Personal Statement
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The main purpose of eating food is to supply constant energy to our body and cells to work in a proper manner. Every type of food contains some or all the basic nutrients that are converted by our digestive system to be utilized for producing energy. Carbohydrates, proteins and fats are the most basic macro nutrients that are converted to energy by our body.
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Paul Ehrlich's Influence on Modern Microbiology and Immunology Biology Essay
10 pages (2702 words) , Download 1 , Essay
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Though his early studies of antitoxins, his work developed further into a serious examination of the diverse number of chemicals which were available to him for the purpose of identifying those which could be used to fight such bacterial species as treponema pallidum, which was the main agent that was responsible for the development of syphilis.
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Prokaryotes Role in Wide Range of Metabolic Activities Crucial For Maintaining the Biosphere Biology Essay
5 pages (1250 words) , Download 1 , Essay
Free
Despite the size, they still contain all structural elements necessary for their survival and multiplication. Because they are smaller in size, they possess bigger surface area to volume ratio. They also reproduce asexually that is through binary fusion or bidding. Prokaryotes may be considered to be simple organisms. 
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Are Microbes Good or Bad Biology Essay
6 pages (1838 words) , Download 1 , Essay
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The purpose of the work is to find out, whether bacteria are really harmful and beneficial at the same time. Modern investigations testify that our organism is, unfortunately, is far from ideal in terms of defending diseases. Many studies proved that our organism represents a kind of ecosystem full of bacteria, which live first of all in our intestines. 
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Methods Of The Gypsy Moth Control Biology Research Paper
7 pages (1750 words) , Download 3 , Research Paper
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Gypsy moth appetite for foliage is a threat to the ecosystem of those regions and this implies that they would affect the natural balance that exists amongst plant and animal species living in these regions. This results in both environmental damage and the economic loss when trying to eradicate the species from the infested region.
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Measuring Allelolapathy in Plants Biology Research Paper
10 pages (3135 words) , Download 1 , Research Paper
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The term allelopathy is used to refer to chemical inhibition of one species by another species. The inhibitory chemical is often released to the environment causing a negative effect on the growth and development of the neighboring plants. The allelopathic chemicals can be found in parts of the plants. The parts are flowers, leaves, stems or fruits.
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Zuni Salt Lake Biology Research Paper
10 pages (2689 words) , Download 1 , Research Paper
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The water in the lake strongly affects plant life and ecology in general that occurs in the area. What was most notable about the ecology was the different types of plants that would occur in different parts of the lake on the sides of the walls, due to the salinity level in that part of the lake. Where freshwater flowed in, different vegetation would occur than in another part of the lake. 
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Fast Protein Liquid Chromatography Biology Term Paper
6 pages (1729 words) , Download 1 , Term Paper
Free
In most FPLC systems, there are two solvents/ buffers (A, B). There is also a resin that is chosen so that the protein of interest will bind to it by a charge interaction. When the sample and mix of buffer (100% A) and protein are introduced, the protein will bind to the resin first leaving the aqueous state in solvent A. 
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Method to Investigate the Molecular Genetic Heritability of Body Weight in Children Biology Article
2 pages (587 words) , Download 0 , Article
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The identification of various Single-nucleotide polymorphisms involved could have paved way for more research on them and determine their effects. Assumptions will be eliminated because more research could give better findings. The findings could also not be reliable because the height and weight data were parent-reported.
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Allopatric Speciation and Habitat Adaptation Biology Lab Report
1 pages (378 words) , Download 1 , Lab Report
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(Ref. Losos Laboratory, Department of Organismic and Evolutionary Biology, Harvard University). However there are also cases where two physically isolated populations have not changed morphologically but do not interbreed.
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Agarose Gel Electrophoresis of DNA Biology Term Paper
3 pages (850 words) , Download 0 , Term Paper
Free
Gel electrophoresis is applied in clinical chemistry to separate proteins by size and/or charge and in molecular biology and biochemistry to
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Protein, Carbohydrates, Lipids, Water and Minerals Biology Essay
7 pages (1950 words) , Download 1 , Essay
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Proteins are referred to as the building blocks of the body because they are used in the repair and maintenance of the body. The simplest structural form of proteins is an amino acid. Proteins are very important as they engage in cell repair and the formation of new cells. Proteins are also very important during pregnancy, childhood as well as adolescence.
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Diabetes Mellitus: The Tale of the Torment Biology Essay
5 pages (1593 words) , Download 1 , Essay
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Interestingly, professional organizations such as the American Diabetes Association (ADA) and the World Health Organization (WHO) now give more value to the primary and secondary prevention programs of diabetes mellitus than in the past decades. In facilitating information dissemination about these prevention programs, this paper will review pertinent information about diabetes mellitus, including its causes and mechanism.
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Two Types of Cell Division Biology Lab Report
5 pages (1342 words) , Download 1 , Lab Report
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In the animal cells, cytokinesis results in the formation of a cleavage furrow result in the production of two daughter cells. Here the constriction of the cell membrane starts from the outside to the inside. The animal cells develop well-defined microtubule network, which plays an important part in the cytokinesis.
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Multiple Alleles, the Inheritance of Sex Chromosomes and Sex-Linked Characteristics Biology Assignment
5 pages (1443 words) , Download 1 , Assignment
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Sex-linked genes can be defined as genes that are unique to the sex chromosomes and are, therefore, carried in the sex chromosomes. Men are homozygous in that they have only one X chromosomes. Both men and women will inherit the X linked characteristics as they both inherit the X chromosomes while only men will inherit the Y linked chromosomes.
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Developing a Conservation Plan for a Protected Area of Pinery Park Biology Essay
3 pages (1110 words) , Download 0 , Essay
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In this essay, attention will be paid to the Pinery Park natural park. This park is home to various indigenous species such as oak trees, rare organisms, and unique shrubs. The Pinery Park also contains the remaining part of the Oak savanna woodland. Such a unique ecosystem that is represented here should be conserved.
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Ethical Issues in Stem Cell Research Biology Research Paper
14 pages (3500 words) , Download 2 , Research Paper
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The term stem cells denote biological cells that occur in a multicellular organism and can divide and undergo differentiation into a variety of cell types and undergo self-renewal to provide more stem cells. Adult stem cells and embryonic stem cells are the two broad categories of stem cells used in research
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Biology Assignments Biology Assignment
6 pages (1761 words) , Download 2 , Assignment
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In experiment B conducted with glucose, it is seen that the lag phase took about five minutes, after which the fermentation process increased for the next 30 minutes. Glucose is a monosaccharide that is easily utilized by yeast in the fermentation process. Unlike other complex sugars, glucose readily begins glycolysis.
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Forensic Biology Biology Term Paper
12 pages (3000 words) , Download 3 , Term Paper
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This paper tells that as a biological concept, forensic biology is a technique that has been applied to prove a suspect’s presence at a crime scene, identify illegal products from endangered species, effectively solve crimes by means of matching crimes scene evidence to suspects, promptly investigate airplane bird strikes, and also to investigate bird collisions with wind turbines of airplanes.
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Sex Hormone-Binding Globulin Gene Biology Essay
18 pages (4910 words) , Download 1 , Essay
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The similar transcription unit which encodes plasma SHBG is also expressed in the testes of most mammalian organisms. In these species, the SHBG homolog widely referred to as the androgen binding protein (ABP) is produced and secreted by Sertoli cells. This production and synthesis of ABP are usually under the influence of follicle-stimulating hormone.
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Applications and Ethics of Genetic Engineering and Biotechnology Biology Term Paper
11 pages (3119 words) , Download 1 , Term Paper
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Microorganisms being a very microscopic organisms, they have an important role to play in the biosphere. Their natural endowment, which includes their size and where they occur, suits them perfectly to fit in the important roles which are discussed in the next section. Their sensitivity to different changes that occur within their environs has been very beneficial to some of the uses of these microorganisms.
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Common Assessment Topics Biology Essay
9 pages (2538 words) , Download 1 , Essay
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Some cancer-promoting mutations may be transmitted to the germline, whereas others spontaneously arise in the lineage of a particular somatic cell. Several techniques exist for identifying cancer-promoting mutations. After identification, cells bearing such mutations can be cloned in order to be studied in an attempt to learn how to control them.
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Compare and Contrast between Adult Stem Cells and Embryonic Stem Cells Biology Essay
10 pages (2700 words) , Download 1 , Essay
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The multicellular organisms include all the animals and especially mammals and they are able to undergo the process of mitosis whereby they divide. Stem cells are found within the bodies of organisms and their location gives them their specific categories hence the two main types of stem cells.
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Production of Electricity using Microbial Fuel Cells Biology Research Proposal
5 pages (1179 words) , Download 2 , Research Proposal
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A literature review on such alternative sources of energy revealed that microbial fuel cells, which employ microorganisms to biodegrade pollutants from the environment to generate electricity, are a novel method of reclaiming natural resources along with providing a new means of generating energy.
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Climate Change - Negative Impact on the Coral Reefs Biology Essay
6 pages (1631 words) , Download 2 , Essay
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Studies on the present and imminent effects of human-stimulated climate change on reef-building corals are making managers and scientists become more and more alarmed about the prospect of coral reefs. A vigorous reef ecosystem contains tremendous activity, colors and sounds, and is filled with significantly compact aggregations of invertebrates and fish.
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Development of Effective Clones of Stem Cells of Non-Embryonic Origin Biology Report
14 pages (3525 words) , Download 1 , Report
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Cloning marking methods, or the methods used for obtaining adult stem cells, have also evolved. In the process of isolating adult stem cells for cloning and therapy, one should identify short-lived transient clones from long-lived stem cell clones. As animals age and as stem cell function declines with age. 
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