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Why Are Some Fruits Sweet and Some Sour and how does the Ripening of Fruit Affect It
Why Are Some Fruits Sweet and Some Sour and how does the Ripening of Fruit Affect It
3 pages (750 words) , Essay
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Various fruits taste differently depending on the major organic compounds present in the fruit (Hulme, 1970). Some of sweet tasting fruits include ripe bananas, apples, guavas, watermelons, mangoes among others. Most fruits from citrus family, such as oranges, lemons, limes and grapefruits have a sour taste.
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What Role does Bundle Sheaths Play in C4 Plants
What Role does Bundle Sheaths Play in C4 Plants
2 pages (500 words) , Essay
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What role does bundle sheaths play in C4 Plants? The plants use C3 and C4 photosynthesis for the production of energy. The C4 plants are very less in number but they contribute to 25% of the photosynthesis that occurs on earth. C4 plants are classified into three groups based on the major decarboxylase enzyme involved in the decarboxylation of C4 acid cells.
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Genetically Modified Food
Genetically Modified Food
6 pages (1500 words) , Essay
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People in a comfortable position must contribute extensively to eradicate Poverty only then will the world become a better place to live in. There is a severe shortage of food in African countries, people die in the Dark Continent because of this shortage of food, genetically modified food is really useful and it can save many a life in Africa and all across the globe where poverty and hunger exist.
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Microbiology Lab Report: Bacteria
Microbiology Lab Report: Bacteria
4 pages (1000 words) , Download 1 , Lab Report
Bacteria were discovered by Anton Von Leeuwenhoek in 1676, which he called animalcules. Louis Pasteur in 1859 discovered that fermentation is an effect of microbial activity. Robert Koch postulated the ‘Germ Theory’ and went on to win the Nobel Prize in 1905.
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Stem Cell Research
Stem Cell Research
8 pages (2000 words) , Download 1 , Research Paper
Since the announcements, the quickening pace of discovery relating to the basic biology of human stem cells has been substantial. Generally, this is a result of the promise of the application of these special cells to various therapeutic uses, including the treatment of a variety of diseases that involve tissue and organ degeneration (Nisbet 1).
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Arguing the benefits of contributing DNA
Arguing the benefits of contributing DNA
8 pages (2000 words) , Essay
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It exists as a double strand in the cells of the body. Due to advances in cell biology, DNA profiling is a possibility. The procedure depends highly on the ability to amplify DNA through polymerase chain reaction (PCR). Polymerase chain reaction is a procedure of amplifying the small samples of DNA into larger samples for manipulation.
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Crime And Behavioral Genetics
Crime And Behavioral Genetics
5 pages (1250 words) , Research Paper
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Some researchers attribute this diversity to the genetic makeup of an individual asserting that the genetic propensities have a role in the engagement of crime among individuals. It is avowed that the genetic composition of an individual may be interactive or additive to the individual’s engagement on criminal behavior.
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E. Coli Bacteria Engineered to Eat Switchgrass and Make Transportation Fuels
E. Coli Bacteria Engineered to Eat Switchgrass and Make Transportation Fuels
4 pages (1000 words) , Research Paper
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These are normally components of many common medicinal yields, detergents and chemicals used to kill herbs. With continuous research, it has now become possible as Fern R. McSorley a Chemistry graduate student of the Queens University in collaboration with Bjarne Jochimsen, a molecular Biology student in at Aarhus University and Bjarne Hove-Jensen, a student at the Biology Department, University of Copenhagen were able to prove that bacteria E.coli could actually breakdown compound in grass and yield bio-fuel which can be used to solve the now eminent the energy crisis (Chen, 2011).
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Impact of Menopause on Women Sexual Function
Impact of Menopause on Women Sexual Function
7 pages (1750 words) , Download 1 , Research Paper
The menopausal stage continues until the death of the woman or rather the woman does not go back to the earlier stage thus it is permanent. The idea of stopping the menstruation means the woman’s body is undergoing hormonal changes that affect her sexuality.
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Ion Channel Disease Channelopathy: Myotonia Congenita
Ion Channel Disease Channelopathy: Myotonia Congenita
5 pages (1250 words) , Term Paper
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Channels exist in three different sates: open, closed or inactive. They are composed of different subunits and each subunit is coded for by specific genes (Bernard & Shevell 2008). An ion channel can be either of the voltage gated class or the ligand gated class.
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The Scientific Method
The Scientific Method
3 pages (750 words) , Essay
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The author was able to identify plant hormones such as auxin that mediate the response of the direction of plant growth to sunlight. He hypothesized that, if plants are exposed to the sun, and other plants are kept from the sun, then the differences in the growth patterns of the plant and the levels of auxin should be related.
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DNA Repair Mechanisms
DNA Repair Mechanisms
4 pages (1000 words) , Research Paper
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Since different strains of the bacteria react differently to gene replacement with lacS gene, these researchers hypothesize that different S. solfataricus strains have different DNA processes as well, including their repair mechanisms. First, each strain was cultured using 0.2 to 0.4 in basal salts medium with 0.1% (wt/vol) sucrose and 0.1% (wt/vol) tryptone (ST medium) or 0.2% (wt/vol) glucose and 0.2% (wt/vol) tryptone (GT medium) prior to UV exposure.
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Hematology
Hematology
7 pages (1750 words) , Coursework
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Hematology Laboratory Questions Q1. Labelled diagrams and description of function of each cell type: - Neutrophil: Neutrophils are granulocytes –white blood cells - produced by the bone marrow. There are about 1.3 x 1011 neutrophils per 80-kg person per day produced by hematopoietic system.
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Tracing Genetic Ancestry in Humans
Tracing Genetic Ancestry in Humans
5 pages (1250 words) , Research Paper
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Current scientific advancements (further discussed below) allows an individual to determine whether they came from the lineage of Bible figures Moses and Aaron, or of Genghis Khan, US President Jefferson, and other historical figures (www.rootsforreal.com).
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Assessment of Lipase Activity in Pancreatic Extracts
Assessment of Lipase Activity in Pancreatic Extracts
6 pages (1500 words) , Essay
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The fat globules do not mix with the stomach fluids. The fat globules are not digested in the stomach and they move into the small intestine. The floating immiscible fat molecules are digested with the help of the emulsifier bile. Bile is an amphiphilic molecule.
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Stem Cell Research
Stem Cell Research
5 pages (1250 words) , Research Paper
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So, as the science of stem cells rapidly generates new discoveries, it also encourages a serious debate among scientists, human rights activists, as well as ordinary people about the validity of approving the experiments on stem cells for addressing many scientific issues.
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Human Papillomavirus (HPV) in Breast Tumors
Human Papillomavirus (HPV) in Breast Tumors
5 pages (1250 words) , Coursework
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HPV’s association with other cancers such as oral, esophageal nasopharyngeal and larngyeal, and with some researches claiming evidences of its HPV etiology, the possibility of using HPV vaccines against breast cancer looked promising. However, as studies on the matter are further being conducted, they begin to arrive at conflicting conclusions.
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Biology
Biology
3 pages (750 words) , Essay
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Name Surname Professor Name Subject 9 December 2011 Biology Introduction: The present study focuses on five topics related to biology that are Central Jersey Blood Center, HIV and AIDS, St. Francis Counseling Center on Abusive Relationships, Family Planning Services and Features, and Planned Parenthood Services and Features.
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Development of the Human Placenta
Development of the Human Placenta
6 pages (1500 words) , Research Paper
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As the discussion stresses placenta has two components a fetal part that develops from the chorionic sac (chorionic villi) and a maternal part that develops from the endometrium. Development of placenta begins after the cleavage of zygote, which consists of repeated mitotic divisions and the ultimate formation of a blastocyst. 
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Infectious Diseases and Antibiotics
Infectious Diseases and Antibiotics
4 pages (1000 words) , Essay
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Antibiotics are normally used in the treatment of infectious diseases. This paper analyses the classification, transmission, prevention, diagnosis and therapy of infectious diseases, the history, types and effectiveness of vaccines and the functioning of vaccines in human body.
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Disorders Involving the Sex Chromosomes
Disorders Involving the Sex Chromosomes
4 pages (1000 words) , Term Paper
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Sex chromosomes are those that determine the gender of individuals to be either male or female. The sex chromosomes face several disorders that arise from the deletion or addition of the sex chromosomes; X and Y. chromosomes are made up of long strands of the genetic material deoxyribonucleic acid, DNA that contains several genes that are responsible for the various traits in human beings (Gardner, Sutherland and Shaffer 123).
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Applied Biology
Applied Biology
8 pages (2000 words) , Essay
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1. Describe the short and long term effects that a myocardial infarction has on the structure and function of the heart. Myocardial infraction is the term given to the interruption of blood supply and thereby oxygen supply to a part of the heart, which results in the breakdown of the heart muscles there.
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Cell Theory
Cell Theory
9 pages (2250 words) , Assignment
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The cell theory encompasses three basic theories. Firstly, "all living things are made of cells". Secondly, a single cell is the smallest unit of life as it is the smallest living thing that performs all life functions.
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Is Global Warming due to Human Actions
Is Global Warming due to Human Actions
4 pages (1000 words) , Research Paper
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Global warming was not a part of the earth and its system; it is a cause of the carelessness of the people of the earth. Any problem caused by human beings has a definite solution and the solution is with the human beings themselves. Global warming is also a cause of the human activities and humans need to realize it to remove it forever (ThinkQuest, n.d.).
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Meiosis; Asexual and Sexual Reproduction; History of Genetics;
Meiosis; Asexual and Sexual Reproduction; History of Genetics;
8 pages (2000 words) , Download 1 , Assignment
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Meiosis also known as reduction division is a type of cell division where the cells divide to produce cells containing half the number of chromosomes. This type of cell division constitutes a very important part of sexual reproduction and all eukaryotes reproducing sexually have meiosis as a part of cell division. However, the prokaryotes i.e. the bacteria do not reproduce by meiosis.
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The Cancer Cell
The Cancer Cell
3 pages (750 words) , Essay
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The researchers have successfully managed to come up with various conclusions especially concerning the genes that are attacked to induce the condition. The genes that are actively involved in cancer progress bring a clear understanding in a biological context.
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Sickle Cell Anemia
Sickle Cell Anemia
6 pages (1500 words) , Download 1 , Essay
The term sickle cell comes from the sickle shape or the crescent type shape of the affected hemoglobin molecules. It is caused due to a change in just a single nucleotide in a DNA molecule out of a billion others present in the cells of the human body. It may seem like a minor change but the effect is disastrous.
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Organism Physiology
Organism Physiology
5 pages (1250 words) , Essay
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Organism Physiology Name of the Organism The name of the organism, which I am going to discuss in this paper, is ‘Frog’. Frog is an amphibian, which has its presence on the earth for millions of years. In this paper, we will talk about its main organs and will discuss how it has evolved physiologically to suit its external environment.
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Computer Simulation of Action Potentials in Squid Axon
Computer Simulation of Action Potentials in Squid Axon
9 pages (2250 words) , Assignment
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ABSTRACT Analyzing action potentials is important in understanding the mechanisms of signal transmission in nerves. To do this, an experiment using a computer program to study the generation of action potentials using electrical stimuli was conducted. By modifying the strength and duration of stimuli, the changes in the action potential’s latency and strength were observed.
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Theory of Evolution and Evidence for Natural Selection
Theory of Evolution and Evidence for Natural Selection
8 pages (2000 words) , Assignment
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The author states that natural selection is a key mechanism of evolution, the change in heritable traits of a population over time. It is the differential survival and reproduction of individuals. He thinks that the idea behind natural selection is that certain features provide organisms with advantages that lead to easier survival.
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Fantastic Voyage
Fantastic Voyage
4 pages (1000 words) , Term Paper
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Fantastic Voyage Name HS 130 Section # Unit 4 Assignment Kaplan University Date Purpose The purpose of this essay is to trace the path of blood flow from the right femoral vein into the lower right lobe of the lung through the right pulmonary artery. Once we reach the lung we will describe cells found within that contribute to our immunity, describing innate and specific immunity.
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Creationism vs Darwinism Essay
Creationism vs Darwinism Essay
5 pages (1250 words) , Essay
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God played little part in this evolutionary method of the creation species but rather it was a result of “a blind, mechanical process that altered them over the course of millions of years” according to Darwin (Marty, 2009). As opposed to this theory, which later came to be known as Darwinism, was the existing fundamental Christian belief that God has created all the species, each having its own distinctive features (Numbers, 1982).
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What factors affect heart rate
What factors affect heart rate
7 pages (1750 words) , Lab Report
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Since, during inspiration it slows down prior resuming to the normal beating. The fluctuations differ drastically depending on the breathing alterations per minute, which is the key exemplification of this report. Heart rate of an individual or any animal is directly comparative to the breathing.
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Energy Efficient Food System
Energy Efficient Food System
3 pages (750 words) , Essay
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Apparently, the increase in food demand in the recent years has seen the food-energy relationship enter a new era which could prove fossil resources as an insufficient mode of energy production in the food system. A food system here refers to all the work, research and processes involved in making sure that a population is well fed incorporating a balanced diet.
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The Evolutionary Origins of Smallpox
The Evolutionary Origins of Smallpox
4 pages (1000 words) , Essay
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The medical history of smallpox is a history of indescribable human anguish and suffering, surprising human ingenuity and eventually unprecedented human victory. It was spread by an obscured virus, and infected a single person as well as entire community and it proved terminal to virtually one-third of its victims.
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Cardiovascular Fitness (Designing an Experiment)
Cardiovascular Fitness (Designing an Experiment)
3 pages (750 words) , Essay
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The study hypothesized that excess weight will change cardiovascular fitness by increasing the pulse rate and recovery time. The mean of the four replicates recording of the measurements were taken as the sample size to validate the results of this study.
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The Roles of Amino Acid R-groups in the Structures and Functions of Transmembrane Ion Channels
The Roles of Amino Acid R-groups in the Structures and Functions of Transmembrane Ion Channels
4 pages (1000 words) , Research Paper
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They comprise of elements like carbon, oxygen, nitrogen and hydrogen. All amino acids have two groups, i.e., carboxyl written as COOH and amino NH2. The examples of amino acids and their molecular weights: Alanine with a molecular weight of 71.09 and solubility of 16.65, glutamine having a molecular weight of 128.14 and solubility of 3.53, Asparagine with 115.09 molecular weight, Histidine having 137.14 molecular weight just to name but a few (Meisenberg 19).
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Essay on Typical Cell
Essay on Typical Cell
5 pages (1250 words) , Essay
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The cell is the simplest and smallest basic unit of animals and plants. Some organisms are unicellular, that is, consisting of a single cell like the bacteria, while others are multi-cellular, incorporating many cells, like humans (Miller, 2010:23). Each cell operates in a world of its own, taking in nutrients, converting nutrients to energy, performing their functions, and reproducing as necessary.
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Stem Cell Research
Stem Cell Research
3 pages (750 words) , Essay
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Interestingly, adult individuals retain some pluripotent cells, from which cells for replacement of damaged tissues can be derived. Thus, fibroblasts, muscles, red blood cells, or nerve cells can stem from a pluripotent stem cell upon initiation of specific physiologic conditions (National Institutes of Health, 2009).
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Does a Persons Own Natural Microbial Gut Flora Contribute to Obesity
Does a Persons Own Natural Microbial Gut Flora Contribute to Obesity
5 pages (1250 words) , Research Paper
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These efforts have been able to establish that the human gut is a natural habitat for a significantly dynamic and large bacterial community. Despite the fact that some of these bacteria are still under investigation, and are yet to be well described, the effects and relevance of most of them on the pathology and physiology of their hosts are clearly understood.
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Darwin and Evolution
Darwin and Evolution
3 pages (750 words) , Assignment
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Exam 01 Question One Evolution means the modification of living organisms through time as they descend from their ancestors, generation after generation. The ancestors of various species look different in their structure, behavior and physiology far back in time.
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Biological Factors and Feeding Behaviors
Biological Factors and Feeding Behaviors
6 pages (1500 words) , Essay
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Biological Factors and Feeding Behaviors Introduction Biological factors have been proven as preconditions or progenitors of actions. This is true in all animals and the human species. Specific body parts and their functions, including the chemical reactions that transpire within a body - they control behaviors.
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Is Artemisinin-Based Combination Therapies (ACTs) a More Efficacy Way to Cure Malaria when Comparing it with Chloroquine Therapy
Is Artemisinin-Based Combination Therapies (ACTs) a More Efficacy Way to Cure Malaria when Comparing it with Chloroquine Therapy
10 pages (2500 words) , Book Report/Review
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Malarial endemic conditions vary from country to country based on the malaria epidemiology and the level of the control program implementation in those countries. 300 – 350 million cases are found to be caused by malaria with a mortality rate of 2-3 million deaths per year (Gbotosho et al., 2011).
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Biochemistry and Molecular Biology
Biochemistry and Molecular Biology
6 pages (1500 words) , Coursework
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The present study has taken into consideration certain molecular processes and thus presents a detailed report on the study conducted on the topics as reflected in the further sections. 1. Functions of Water in Biological Systems: Scientists have long been interested in understanding the role of water in the biological functions focusing immensely on the structure and properties of water as well.
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Answers to Evolution Questions
Answers to Evolution Questions
5 pages (1250 words) , Research Paper
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Variation can be with respect to behaviour and appearance (Solomon, Berg & Martin, 2004). Inheritance - Some traits in organisms are passed on from parent to offspring while other traits are a result of environmental conditions. Heritability of traits influenced by external conditions is very weak.
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Patient Scenario: Diagnosed with Prostate Cancer
Patient Scenario: Diagnosed with Prostate Cancer
5 pages (1250 words) , Download 1 , Essay
1. What are the components of physical examination? Describe each component. The physical examination for prostate cancer has two main components, namely Digital Rectal examination (DRE) and measuring blood levels of Prostate Specific Antigen (PSA). Digital Rectal examination is undertaken as a part of annual examination to directly palpate the prostate and check for abnormal texture and presence of lumps.
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Sickle Cell Disease
Sickle Cell Disease
5 pages (1250 words) , Download 1 , Research Paper
The diseased individuals inherit the genes from their affected parents and pass it on to their offspring. In sickle cell disease, abnormal haemoglobin S replaces the normal haemoglobin A due to alterations in the genes. The function of haemoglobin is to transport oxygen and deliver it to the different organs and cells of the human body.
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The Virgin Komi Forests
The Virgin Komi Forests
6 pages (1500 words) , Essay
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(Gawthrop, 1999). The Virgin Komi Forests have been designated a natural UNESCO World Heritage site, particularly because of their status as a large virgin forest and because of the abundance of IUCN Red Listed and iconic species living in the area. Recognized in 1995, it was the first UNESCO site in Russia, again illustrating the importance of this site, the environment and the species within it (Bobretsov & Yakushev, 2008).
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Gastrointestinal Diseases Research Paper
Gastrointestinal Diseases Research Paper
5 pages (1250 words) , Download 1 , Research Paper
While most of them seek medical attention others ignore the problem. They dismiss it as a mere hurt burn or a negative body response to a certain diet. So they try to avoid certain foods in an attempt to maintain comfort in their tummies. This write up will explore three gastrointestinal diseases that affect human beings and proceed to explain ways of contracting the diseases.
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Philosophy of Science is about as Useful to Scientists as Ornithology is to Birds
Philosophy of Science is about as Useful to Scientists as Ornithology is to Birds
15 pages (3750 words) , Essay
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Philosophy of science is a field that seeks to understand the underlying foundations, assumptions, methodologies, and implications made in science (Rosenberg, 2005:53). Philosophers of science are out to validate works of science using reasoning and logic.
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