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Biology Essays

Result for Subject Biology:
3614 essays
Investigation of Arabic Gum as An Anti-Microbial Biology Research Paper
6 pages (1500 words) , Download 3 , Research Paper
Free
In a workshop proceeding by Dane publication (1993), in general, non-polar solvents are mostly used in the extraction of chemicals that might be useful as waxes and lubricants. On the contrary, polar solvents are mainly used in the extraction of compounds useful as chemical intermediaries as they have rather highly reactive oxygen groups.
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Passive and Active Immunity Biology Essay
6 pages (1500 words) , Download 3 , Essay
Free
Sub-unit vaccines are those which consist of subcomponents of the pathogenic organisms. These are either proteins or polysaccharides and they induce immunity to the whole organism. The polysaccharides are relatively weak T-independent antigens. They produce IgM responses. Hence there will be no immunologic memory when immunity is induced  with them
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Analysis of Bacterial Identification Biology Assignment
6 pages (1500 words) , Download 3 , Assignment
Free
The basis lies in the fact that not all characteristics will be present in all bacteria. Different bacteria will have different physiology. Physiological methods of speciation of bacteria include morphological and metabolic characteristics, the former is called primary tests and the latter is termed as secondary tests.
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Human and Animal Interrelationships from Domestication Biology Book Report/Review
6 pages (1500 words) , Download 3 , Book Report/Review
Free
This essay analyzes that "A Day No Pigs Would Die" authored by Robert Newton Peck is critical that reveals instrumental aspects between human and animal interrelationships. The various instance availed indicates the insurmountable relevance of the socialization between human and the animals exposing the essential features between animal and humans.
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Escherichia Coli Biology Research Paper
6 pages (1500 words) , Download 4 , Research Paper
Free
According to the report, E. coli also has the property of movement though there are certain forms of the bacteria that form exceptions and do not move. The mobility is provided to it by flagellum, which is referred to as peritrichous flagella that are present on all sides of the bacteria. The bacterium does not have the property of forming spores.
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Selective And Differential Media For Identifying Microorganisms Biology Term Paper
6 pages (1500 words) , Download 3 , Term Paper
Free
Aseptic techniques are the prerequisites of microbiological work as it reduces the probability of microbial contamination. The steps involved in aseptic liquid media inoculation area. Disinfection of working areas, use of laminar flow and flame to eliminate the presence of bacteria. Inoculation is done near the flame.
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Colony Collapse Disorder in Honey Bees Biology Research Paper
6 pages (1500 words) , Download 4 , Research Paper
Free
As the paper, Colony Collapse Disorder in Honey Bees, outlines, the enormity of the situation has compelled Honeybeescientist to unravel the cause behind the occurrence of such as disorder. Several causative factors such as pathogens, pesticides, antibiotics and other factors such as climatic changes have identified as possible reasons for the disorder. 
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How Global Climate Change Effects the Survival of Polar Bear Abundance in the Arctic Biology Research Proposal
6 pages (1500 words) , Download 3 , Research Proposal
Free
The polar bear is one of the animal species that have been significantly negatively affected by the effects of climate change hence calling for a quicker human intervention in order to eliminate the problem. This research proposal will focus on the effects of climate change on the abundance of polar bears in the artic.
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Important Biofilms in Clinical Microbiology Biology Research Paper
6 pages (1500 words) , Download 3 , Research Paper
Free
The biofilms are complex polymer matrix containing water channels through which the surface cells communicate among themselves. The structure and the characteristics of the cells were found by using the scanning electron microscope and confocal laser scanning microscope. Further studies have found that these biofilms are formed by certain genes.  
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The Cold Assisted Symbiotic Germination with Mycorrhizal Support Biology Assignment
6 pages (1500 words) , Download 3 , Assignment
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The researcher states that Platanthera leucophaea is naturally found in the moist and wet tallgrass prairies. The plant can also be found in the eastern fringes of the American prairie region. Here, in natural conditions, it would grow in the wet meadows. For the purpose of optimum growth, the habitat of this plant of the family Orchidaceae must not be in the vicinity of woody encroachments.
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Successful Transformation of Bacterial Cells with Different Plasmid Biology Lab Report
6 pages (1500 words) , Download 4 , Lab Report
Free
Bacterial cells were aseptically prepared and transformed by heat shocking, and plated on sets of media with different antibiotics alongside control groups and incubated for colony growth. Results showed that pUC18 for ampicillin reported 172 colonies against 35 colonies counted in the pBR322 for the tetracycline model.
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The Evolution Of The African Elephants Trunk Biology Research Paper
6 pages (1500 words) , Download 3 , Research Paper
Free
The African elephant evolved its trunk around 10 million years ago with its main ancestors, the Primelephas and Paenungulata, being the original bearer of this trunk. The Primelephas evolved today’s African elephant trunk during the Miocene epoch in the forest savannahs of East Africa, which was shared by the mammoth (Sukumar 19).
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The Cardiac Cycle Biology Essay
1 pages (250 words) , Download 1 , Essay
Free
The heart is a muscle that pumps blood to the various parts of our body. The primary work of the heart is to receive the deoxygenated blood from the various parts of our body, purify it and send it once again to all the different parts of the body. Life stops when the heart stops pumping blood, hence it is imperative to see that our heart is in perfect working condition. 
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Use of Discarded IVF Embryos for Stem Cell Research Biology Assignment
1 pages (349 words) , Download 1 , Assignment
Free
An example that supports my thesis is Lizza’s discussion of certain kinds of birth control that prevent the implantation of a fertilized egg. There are some people who think these kinds of birth control are immoral, but not nearly as many disagree with using extra embryos from IVF treatments for stem cell research. It’s an interesting point. 
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Effects That Result from the Usage of Steroids Biology Essay
1 pages (250 words) , Download 1 , Essay
Free
I would hypothesize that the person who received a dosage of the steroids would break out on their skin within a couple of days due to the negative effect that steroids have on hormones that affect the clarity of the skin. The independent variable would be the number of steroids injected. The dependent variable would be the clarity of the skin.
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Epithelial Tissue, Osteoporosis and Growth Hormone Biology Assignment
1 pages (250 words) , Download 0 , Assignment
Free
Two reasons why epithelial tissues cause most cancers are one, epithelial cells covers and line the outside of the body, and two, epithelial cells cover the inside too. They cover all the body organs – for example, the organs of the digestive system and they line the body cavities, such as the inside of the chest cavity and the abdominal cavity.
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Hutchinson Gilford Progeria Syndrome Biology Research Paper
1 pages (250 words) , Download 0 , Research Paper
Free
When the laminin A gene is mapped it is observed at 1q21.2. It has been suggested that this disease follows an autosomal dominant pattern but in the case of siblings, it has an autosomal recessive pattern. It has also been discovered that this disease is mainly transmitted from the mother. The allelic frequency for the condition is 0.05.
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Bacteria, Viruses, and Health Biology Essay
1 pages (250 words) , Download 0 , Essay
Free
According to Chan (2011 ), bacterial resistance can be reduced by developing rational and appropriate use of antimicrobial. These irrational behaviors include overuse, improper, and unprofessional dispensing of drugs to patients. The pharmacists are blamed for yielding to the demands of the patients while others for profitable reasons.
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Reproductive and Therapeutic Cloning Biology Essay
1 pages (250 words) , Download 0 , Essay
Free
Cloning involves the manipulation of stem cells in order to regenerate new cells, organs, or living beings. There are two categories of cloning, that is, therapeutic cloning and reproductive cloning. The two categories of cloning are relatively similar as both involve the use of stem cells. However, two cloning categories vary in terms of procedure and purpose.
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Highly Nutritious Food for Pregnant and Lactating Mothers Biology Essay
3 pages (750 words) , Download 1 , Essay
Free
These plants contain different nutritional and medicinal values, and hence the knowledge of their ingredients is of immense importance. The present paper utilizes five different plant ingredients to make a recipe that can provide a high nutritional value to pregnant and lactating mothers. Research is consistent that this group of the population requires high levels of potassium and calcium.
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The Brain as an Essential Organ in a Man Biology Essay
1 pages (250 words) , Download 0 , Essay
Free
Every human being lives in their brain, and any interference to the brain leads to a change in how one perceives the environment. Brain injuries change how a person views things, and relate to people. The injuries are caused by factors that damage the brain physically or mentally. Once one has suffered a brain injury, they are never the same.
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Apoptosis in the Pathway of T cell Development and Differentiation Biology Term Paper
15 pages (3750 words) , Download 2 , Term Paper
Free
Apoptosis, also known as programmed cell death, is a genetically controlled, orchestrated event, where the cell participates in its own demise. Cell death by apoptosis is determined by many factors, including cell type, developmental and physiological state of the cell. Apoptosis employs an energy-dependent cascade of events at the molecular level.
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Kidney Stones, Radiology of Renal Stones Biology Assignment
7 pages (1750 words) , Download 2 , Assignment
Free
As a urological disorder, it is one of the most painful disorders patients experience.  Therefore, it is not unusual to have patients on opioid derived medications due to the extreme discomforts they experience.  Most commonly read books such as Harrison's Principles of Internal Medicine (2008)and Kumar and Clark's Clinical Medicine have extensive and useful information on the development. 
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Analysis of Keshan Disease Biology Coursework
8 pages (2000 words) , Download 2 , Coursework
Free
  Low selenium levels in local foods, as well as low selenium level in rural residents, were linked to geographic allocation of KD as well as Se deficiency. According to the results of the research, the Se concentration in maize, as well as rice that was grown in the endemic sites, were very low compared to those grown in non-endemic areas.
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Impacts of Breed Contrasts Biology Essay
23 pages (5750 words) , Download 2 , Essay
The author of the paper states that in determining the effect of punishment on the dogs, proportionately, 74.4% of most of the dogs that were sampled were verbally disciplined while 20.5% were subjected to physical punishments. The remaining 5.1% were not subjected to any form of punishment.
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Renal System: Anatomy and Histology Biology Research Paper
10 pages (2500 words) , Download 3 , Research Paper
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It is evidently clear from the discussion that the renal system, therefore, refers to the group of organs that are functionally combined to form a system that is used to produce, to store and then to release urine out of the body. The whole system comprises several organs which are well interconnected and coordinated within the body.
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Forensic Biology Biology Term Paper
12 pages (3000 words) , Download 3 , Term Paper
Free
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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Why Do So Many People Still Die of Malaria Biology Coursework
8 pages (2000 words) , Download 2 , Coursework
Free
Scientists discovered another dangerous species known as Plasmodium knowlesi. Medical practitioners opine that humans may get infected with more than one type of Plasmodium at a time. Although effective medicines have been developed for the treatment of this disease, any failure in timely diagnosis would make the disease dreadful.
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Methods Of The Gypsy Moth Control Biology Research Paper
7 pages (1750 words) , Download 3 , Research Paper
Free
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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Darwin, Man, and Apes: The Old Evidence Biology Research Paper
9 pages (2466 words) , Download 2 , Research Paper
Free
The author states that Charles Darwin is among the pioneers of this field. His greatest contribution is the theory of natural selection which, even today, helps explain many concepts in this field of science. However, there are many dissenters who do not accept the theory of natural selection.
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Effectiveness Of Clinical Testing Of Olfaction Biology Case Study
13 pages (3250 words) , Download 2 , Case Study
Free
The exterior of these cells is encased with rigid cilia that are believed to function as the primary receptor of sensory input (5). The neural connections of the sensory receptor tissue of the cilia extend by means of axons through a structure called the cribriform plate to synapse with the olfactory bulb of the brain (5).
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Climate Change: An Outcome of Anthropogenic Factors Biology Essay
7 pages (1750 words) , Download 2 , Essay
Free
Based on the assumption that significant anthropogenic warming has taken place over the past 50 years over each continent except Antartica, it has been concluded that anthropogenic climate change is having a significant impact on physical and biological systems globally. Climate change is occurring on all continents and in most oceans.
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Pathogenic and Non-Pathogenic Microorganisms Biology Term Paper
14 pages (3500 words) , Download 2 , Term Paper
Free
Pathogenic microorganisms have specific features that enable them to successfully get entry into the host and hence causing diseases. They possess certain factors that enable them to drive in an unfavorable environment created by the presence of secretory immunoglobulin A and presence of other adverse conditions such as extreme temperatures and pH.
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Importance of Embryonic and Adult Stem Cell Researches Biology Research Paper
36 pages (9000 words) , Download 2 , Research Paper
Reports indicate that Sweden is most supportive of all stem cell research including therapeutic cloning.  In Israel, support for embryonic and adult stem cell is equal as Jewish law does not consider blastocysts as life until it is in women’s uterus.  However, it faces some problem with respect to funding because Israel’s funds come from the U.S.
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The Benefits of Bioflavonoids and Polyphenols for Human Health Biology Research Paper
10 pages (2500 words) , Download 2 , Research Paper
Free
For many years, people have used herbal teas. Herbal tea, also known as tisane is any drink made from decoction or infusion of spices, herbs in hot water. Mars intimate that the beverage usually does not have caffeine. Tisane is distinguished from true teas exemplified by white, green, yellow, oolong, black, or any other type of true teas.
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Disadvantages and Advantages of Beekeeping Biology Research Paper
8 pages (2000 words) , Download 3 , Research Paper
Free
The author explains that it is a sector in agriculture that has continued to gain popularity in various economies around the world such as Holland, US, Germany as well as other African societies, which practice it both as a hobby and for commercial purposes. Harvesting wild honey was among the ancient practices of aboriginal communities.
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Obesity and Hunger Biology Assignment
10 pages (2500 words) , Download 2 , Assignment
Free
In 1968, Schachter published one of the first studies on obesity and eating behavior. The theory that emerged from this literature was that overweight individuals do not respond to their internal, biological signals of hunger in the same way. In other words, people who are overweight tend to eat regardless of whether or not they are hungry.
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Anthropological Climate Changes and Global Warming Biology Assignment
7 pages (1750 words) , Download 4 , Assignment
Free
This dangerous gas is consuming oxygen from earth’s air and turning it into various other harmful gases such as methane. As a consequence of this continuing process ozone layer is thickening; therefore, it does not allow ultraviolet radiation from the sun to leave the atmosphere, thus playing a significant role in causing global temperature to rise.
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Examining Food and Nutrition Biology Research Paper
11 pages (2750 words) , Download 2 , Research Paper
Free
The present research has identified that Ridgwell asserts that living animals require food are gain energy so as to be active, to keep them healthy as well as help them fight diseases. Additionally, she argues that animals need food for growth and repair of worn out tissues and to stop them from feeling hungry.
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Heavy Metal Lead (Pb) and Cadmium (Cd) Cytotoxicity Assessment in Newborn Rats Biology Research Paper
19 pages (4750 words) , Download 2 , Research Paper
Free
The data showed that prenatal and perinatal exposure to these toxic metals affected the anti-oxidant activity levels and the level of MDA, suggesting that the cytotoxicity of these metals is associated with the production of free radicals and membrane lipid peroxidation. The effects of lead acetate and cadmium chloride were investigated. 
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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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Does Specialization Must Lead to an Evolutionary Dead Biology Term Paper
7 pages (1750 words) , Download 2 , Term Paper
Free
Thus based on the evidence of host shifts available from host-parasite studies, it is safe to claim that specialist retains the ability to develop into generalists. Considering the fact that parasites are the most stringent specialist known, the same theory can be extrapolated to include other living organisms as well
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The Human Cell Biology Term Paper
20 pages (5000 words) , Download 2 , Term Paper
Free
This research will begin with the statement that the phenomenon of life is complex and has never ceased to intrigue our senses. Understanding this complex phenomenon requires the interpretation of processes at the very basic level. Cell is the basic unit of living organisms. It is the simplest and the smallest living unit. It has organelles for various functions.
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Ocean Fishers Tuna-Dolphin Issue in the Pacific Ocean Biology Research Paper
8 pages (2000 words) , Download 2 , Research Paper
Free
Dependence of man on plants and animals for his dietary requirements renders human interference with the natural processes unavoidable. Interference, however; is not the same as damage. While certain interactions among living organisms are essential for ecological homeostasis, certain others affect homeostasis adversely 
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Effects Of Neuromuscular Electrical Stimulation Parameters Biology Dissertation
80 pages (20000 words) , Download 3 , Dissertation
The torque levels were set to 10% of the subject’s Maximum Voluntary Contraction. Peripheral nerve stimulation was also given to the radial nerve both during the baselines and the intervention itself. However, the study of the effect of Peripheral Nerve Stimulation on the cortical activity is beyond the scope of this study.
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Human Biology and Genetics in Tumor Treatment Biology Essay
7 pages (1750 words) , Download 2 , Essay
Free
The foremost dissimilarity between a CT scan and an MRI is based on radiation. The ACT applies the aspects of X-ray technology in its function to generate relevant images. X-Ray technology needs ionizing radiation in a modest amount. On the other hand, the use of ionizing radiation does not apply in the case of an MRL scan.
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Current Perspectives On A Global Ban Of DDT Biology Essay
10 pages (2500 words) , Download 2 , Essay
Free
DDT is characterized as a moderately hazardous chemical by the World Health Organization (WHO) (Beier et al. S17). It primarily affects the central and peripheral nervous systems where it acts as a neurotoxin. In addition, DDT affects the functions of the liver, the primary site of chemical detoxification in the body.
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Identification of Microorganism Biology Lab Report
9 pages (2250 words) , Download 2 , Lab Report
Free
Identification of microorganism is the foremost step to accomplish further investigation procedures. Bacterial isolation was done from the different samples collected patients. The three preliminary steps for the analysis procedure comprise principal isolation, staining, and biochemical reactions. 
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Facial Diversity in Primates Biology Research Paper
8 pages (2000 words) , Download 2 , Research Paper
Free
Social behavior tends to be one of the main contributing factors that lead to a facial diversity of primates. It is evident that compared to all other mammals that exist on earth, primates are the most social animals. This is the reason behind the fact of why they live in groups.
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Digestion System and Subsequent Diseases and Problems Biology Case Study
8 pages (2000 words) , Download 2 , Case Study
Free
Digestion is the process of refining large particles of food by physical and chemical refinement and subsequent absorption of resultant nutrients from the process. The digestive system is made up of organs that function inclusively in the process of conversion of food to the usable energy and nutrients in the body.
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