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Biology Essays

Result for Subject Biology:
3614 essays
How Animals Mourn Their Dead Mates Biology Coursework
8 pages (2421 words) , Download 2 , Coursework
Free
Animals, just like humans, mourn or grieve at the death of their loved ones, though, the ways they do it may differ. Nonetheless, some of them share grieving techniques with people: for instance, both chimpanzees and humans cry while mourning the death of their species. For animals, the death of their individual is equal to the loss of a non-judgmental love in the family. 
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The Experiments with the Amount of Oxygen Found in Water Biology Lab Report
6 pages (1641 words) , Download 1 , Lab Report
Free
This can be done by using various ways. On the simple way is to use an Oxygen generator, air regulator, plastic tubing, and diffusion stone connect these together and pump Oxygen into the water for a specific time. Since one is working in lab equipment must be chosen according to the lab’s size and equipment available. 
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Using a Compound Light Microscope Biology Report
7 pages (2021 words) , Download 1 , Report
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In order to observe a human cell, a cheek swab is examined under the micros. The swab is introduced in a drop of iodine-water solution over a glass slide which is then covered with a glass cover slip. The low power objective lens yielded numerous odd structured organelles while using a high-resolution objective yielded fine structures within the cell.
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Anthropological Climate Changes and Global Warming Biology Assignment
7 pages (1750 words) , Download 4 , Assignment
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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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DNA Extraction and PCR of Bird DNA for Sex Identification Biology Lab Report
9 pages (2699 words) , Download 2 , Lab Report
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DNA is the basic component of genes. It is one of the important molecules of life. The variation in the DNA composition and structure provides variation between the species and within the species. DNA sequence varies among the sexually dimorphic species females and males. The difference in the phenotype is used as the basic identification step.
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Discovery of a New Gene and Analysis of the Encoded Protein Biology Coursework
8 pages (2000 words) , Download 2 , Coursework
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The discovery of a new gene and the analysis of its encoded protein is a complicated process which involves determining the encoding stand for transcription as well as its open reading frame. Although numerous cloning vector contaminants were detected, the comparison result showed that the nucleotide sequence was more similar to TTSP than the rest
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Are Alternative Energy Sources the Answer to Ending Human Dependence on Oil Biology Essay
8 pages (2000 words) , Download 1 , Essay
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While these products have brought about a revolution in the manner in which worldly affairs are conducted, they at the same time have created a race for the constant need of energy sources for the accomplishment of all these requirements. The pace of inventions is an unfolding one and experiments are conducted on a daily basis for the purpose of new inventions.
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Differences between Prokaryotic and Eukaryotic Cells Biology Assignment
12 pages (3356 words) , Download 2 , Assignment
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As the paper outlines, the mobility of the membrane is dependent on the cholesterol also embedded in the membrane. The presence of these molecules results in the decreased interaction among phospholipids and increased the fluidity of the membrane. Temperature also affects membrane fluidity, such that higher temperatures cause fluidity of the membrane.
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Role Women played in the Scientific Revolution of the 18th Century and Science Today Biology Essay
7 pages (1750 words) , Download 1 , Essay
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But feminists discourses have contested this position pointing to the way science has evolved to become highly “masculine” focusing more on exploitation and destruction rather than constructive coexistence and peace. Especially how science has developed a way of looking at nature and weaker sections of human society has come under the critical scanner. 
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The Impact on the Ecosystem Biology Essay
6 pages (1758 words) , Download 1 , Essay
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This cannot rule out the vast number of negative impacts that the human population has on the ecosystem around it; human beings, over the years, have become so greedy that their actions have begun to pollute rivers and lakes as well as the air that is breathed;
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Structure in the Brain Biology Article
10 pages (2500 words) , Download 2 , Article
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 It connects the pons superiorly with the spinal cord inferiorly and contains most of the ascending and descending pathways represented in the cord. The junction of the medulla and spinal cord is at the origin of the anterior and posterior roots of the first cervical spine nerve, which is at the level of the foramen magnum. This level is known as the craniocervical junction (CCJ).
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Asian Gypsy Moth Biology Report
6 pages (1820 words) , Download 1 , Report
Free
Although there have not been serious incidences of this pest species invading New Zealand, the government through the Ministry of Agriculture and Forestry (MAF) has been on high alert in order to avoid the importation of the pest into the country. This paper will focus on the characteristics of this pest and assess ways through which New Zealand has dealt with it.
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The Roots of Ecology, Natural Selection as it Relates to Ecology Biology Speech or Presentation
7 pages (2105 words) , Download 1 , Speech or Presentation
Free
McIntosh writes of ecology that it is “a science that does not fit readily into the familiar mold of science erected on the model of classical physics, and it deals with phenomena which frequently touch very close to the quick of human sensibilities, including aesthetics, morality, ethics, and, even worse in some minds, economics” (1).
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The Origin of Life - from Single-Celled to Intelligent Beings Biology Term Paper
26 pages (6500 words) , Download 4 , Term Paper
Charles Darwin’s Theory of Evolution explains why the kinds of organisms that exist in Earth change through time. Evolutionary developmental biology utilizes Darwin’s theory; that all life is related and has descended from a common ancestor.  Darwin’s theory of evolution utilizes three principles:  variation, heredity, and natural selection.
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Gene Technology and Social Acceptance Biology Essay
4 pages (1000 words) , Download 0 , Essay
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The chromosomes and the DNA are reached to by the human blood, bone marrow or tumors. The genetic technologists have reached to the human genes and tests have resulted in many new technologies and modifications known as the genetic engineering. Genetic technology is closely related to the medical science.
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Selective And Differential Media For Identifying Microorganisms Biology Term Paper
6 pages (1500 words) , Download 3 , Term Paper
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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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Effects of Green and Blue Light on the Rate of Photosynthesis Biology Lab Report
5 pages (1366 words) , Download 1 , Lab Report
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Photosynthesis is how green plants, algae, and cyanobacteria convert the sun’s energy into chemical bond energy of organic molecules that it consumes as food. On the other hand, respiration is a series of reactions that convert the bonds of the organic molecules into adenosine triphosphate (ATP) molecules that plants use to power their cellular activities.
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The Relationship of Chiropractic With Biology Biology Research Paper
11 pages (2996 words) , Download 3 , Research Paper
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This paper investigates how chiropractic is related to biology. The evidence from the research reveals that the two fields are closely related, with chiropractic being rooted in biology which deals with the science of living things. This includes the organization of the human body, the systems particularly the nervous system which extends to all the parts of the body, and to human physiology.
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Advising Osteoporosis Patients Biology Essay
3 pages (750 words) , Download 0 , Essay
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I agree with Prof. Caroline Fall regarding the possibility that adult bone density mass first develops in childhood, I find it hard to believe that bone density is something that is set out for a child from the womb. She wants us to believe that prenatal care sets the foundation for the child's bone development in the future.
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Practice Questions Biology Assignment
9 pages (2442 words) , Download 1 , Assignment
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These materials include essentials mineral salts that are actively required for different functions in the cell and waste products for excretion. The lipid bilayer is made up of a thin polar membrane that is also made up of two thin piles of lipid molecules. The lipid layer is the boundary that keeps ions, proteins, and other molecules in relative position to each other.
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What Are The Effects of Steroid Use Biology Coursework
5 pages (1378 words) , Download 1 , Coursework
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The assistance of medical institutions will be sought and government agencies. Finally, the independent variable in hypotheses numbers 4 is the quantity of anabolic and glucocorticoid steroids, which is 5gms. The controlled variables are anabolic and glucocorticoid steroids while the health condition of an individual is the dependent variable.  
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Molecular Biology Techniques Biology Assignment
12 pages (3144 words) , Download 1 , Assignment
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The Ampicillin resistance gene is a selectable marker. A selectable marker gene is to provide the host containing the plasmid a certain property that is not inherently present in the host. For example, the Ampr gene codes for a protein that makes cells containing this gene resistant to the antibiotic ampicillin. 
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Bacteriophages and Their Current Significance in Dairy Industry Biology Term Paper
8 pages (2420 words) , Download 1 , Term Paper
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Phages can have lactococci, sperm, or isometric shaped heads protein in nature. Phages attach themselves to bacterial cells using their tails at specific sites where they inject their DNA and start replicating. Phages attack bacteria using various ways, which can include a lytic relationship where the bacteria phage commandeers the bacteria cell mechanism and releases new phages.
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Genetically Modified Food Biology Coursework
6 pages (1654 words) , Download 2 , Coursework
Free
Genes, which contain Deoxyribonucleic Acid, have instructions that coordinate protein production by cells, which then form the basis for the functionality of the cell. With the advancement in technology and genetic engineering, it is possible to combine genetic material from different breeds, a previously impossible experiment.
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Facial Diversity in Primates Biology Research Paper
8 pages (2000 words) , Download 2 , Research Paper
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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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The Mechanisms That Contribute to the Development of Autoimmunity Biology Essay
3 pages (969 words) , Download 0 , Essay
Free
Regulatory T cells may inactivate autoreactive T cells by two principal mechanisms. Either cytokines such as TGF-β and IL-10 may be used as effectors or a cytokine-independent. The ability of regulatory T cells (Treg) to suppress responder T cells (Tresp) is dependent on the strength of the stimulus activating Tresp.
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The Biology and Ecology of the White Shark Biology Research Paper
7 pages (1750 words) , Download 2 , Research Paper
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The research hypothesis is analyzing the dangers that can be related to human beings and other aspects concerning attacks from sharks. The results of this hypothesis indicate that there exist various notions concerning the attacks and the behavior of sharks without prior knowledge of their diverse behaviors and species. 
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Genetically Mutated Organisms Biology Research Paper
10 pages (2500 words) , Download 2 , Research Paper
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The second advantage of using genetically modified organisms is the increased herbicide tolerance that crops attain from the laboratories. For some crops, the farmers are required to use different types of herbicides to eliminate weeds. The use of many herbicides in the farms is a time-consuming process that is also harmful to the environment.
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The Reasons of Infanticide in Primates Biology Term Paper
7 pages (1750 words) , Download 2 , Term Paper
Free
Infanticide involves the killing of an offspring by a member of the same species as the offspring (Helmer and Van Schaik 27). In a more inclusive sense, infanticide refers to any behavior that contributes directly and significantly to the termination of the life of an offspring member of the aggressor’s own species.
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Factors to Be Considered in Conducting Plasmid Purification Biology Term Paper
3 pages (891 words) , Download 0 , Term Paper
Free
There are still many advances that are being made in the area of cell study. What is there today will prove to be rather redundant in a few years to come. It will be of the essence to get an understanding of what is currently being applied and try to make use of it in the best way possible for the purpose of realizing developments in our lives.
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Activities of Synthetic Host Defense Propeptides Processed by Neutrophil Elastase Biology Book Report/Review
6 pages (1500 words) , Download 2 , Book Report/Review
Free
These findings have been corroborated by empirical findings on AMPs in other fields leading to significant breakthroughs in the study of the physiological action of the peptides in the pulmonary tract (Jens-Michael and Kabelitz 2005). Specifically, studies have revealed that peptides play important roles in inflammation, tissue regeneration and host defense. 
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Main Characteristics of Wuchereria Bancrofti Biology Research Paper
5 pages (1250 words) , Download 1 , Research Paper
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The researcher states that bilateria has a mesoderm, endo and also ectoderm. The branch is the protostomia’s within the infra kingdom ecdysozoa. The ecdysozoa is the largest group within the animal kingdom and includes the arthropods and the nematodes (Introduction). Furthermore, members of the bilateria subkingdom are bilaterally symmetrical with a left and right side to their body.
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Fight Against the Use of Animals for Laboratory Experiments Biology Literature review
7 pages (1956 words) , Download 1 , Literature review
Free
The use of Animal experimentation in its entirety is wrong, with the present availability of alternative methods on conducting product research and research for the development of more advanced drugs that does not involve mass murdering and suffering of animals. National government authorities should be more proactive in fighting for the moral status and the rights of animals.
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Accuracy of Saccades and Evaluating if the Presence Is Affecting the Accuracy Biology Article
2 pages (527 words) , Download 0 , Article
Free
Initially, it was not clear whether the distracter distances from the target or the timing difference between the distracter and target onset give the remote distracter effect. However, the accuracy of a saccade is dependent only on the latency of the saccades in disregard to remote distracters. Involuntary increases saccade latency.
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Smithsonian Tropical Research Institute in Barro Colorado, Republic of Panama Biology Essay
6 pages (1610 words) , Download 1 , Essay
Free
The history of STRI begins with the construction of the Panama Canal during which the Barro Colorado Island was formed (National Research Council). The damming of the Chagres River for the construction of the Panama Canal led to a rise in its water levels, causing the formation of the Gatun Lake.
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Attitudes towards Protecting the Wildlife Biology Research Paper
7 pages (1811 words) , Download 1 , Research Paper
Free
I can see that humans have really damaged ecosystems in many ways and that because of this; we need to do a better job managing the relationship between wildlife and humans.  The interview with Mitch was especially strong because I discovered some of the histories that affect the world today.  Even though it appears as though there is lots of land in America, we still need to treat the environment properly. 
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Salmonella Paratyphi B Biology Research Paper
4 pages (1000 words) , Download 0 , Research Paper
Free
This paper tells that salmonella infection are life-threatening and pose a great risk to individuals health so preventive measures should be taken, community health programs should be advertised about ways of preventing salmonellosis. It is one of the main issues that poultry farm workers and farmers and breeders face and hence take various measures as discussed in the paper.
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Bacteriocins and Their Impact on Our Lives and Agriculture Biology Essay
8 pages (2631 words) , Download 1 , Essay
Free
Our understanding of bacteriocins is still limited, yet growing, and the indications are that bacteriocins have the potential for several applications in increasing our immunity to microbial pathogens and in the food industry. Within this simple description of a set of proteins lies a new story in the continuing search for weapons in the fight against bacteria. 
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New Brain Studies Should Help the Legal System Determine Juvenile Culpability Biology Essay
8 pages (2304 words) , Download 1 , Essay
Free
The amount spent by governments in preventing youths from some of these behaviors proves that teenagers are incapable of handling trials effectively. Therefore, I believe that the law should give reconsiderations to the minors serving life without parole and others who are facing the hardships in adult prisons. Minors deserve protection from any form of cruelty and the new discoveries on the immaturity of their brains offer new evidence.
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Koalas Life Cycle Biology Essay
5 pages (1526 words) , Download 1 , Essay
Free
It has thick fur, long limbs, and big ears. It has sharp claws with five fingers to support climbing activities. They have sharp incisors which help them in grinding and chewing the food. A male Koala has a forked penis meant for reproduction, while a female Koala has two uterine forms (Martin, Roger and Handasyde 1999).
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Commensal and Parasitic Barnacles Biology Term Paper
5 pages (1765 words) , Download 1 , Term Paper
Free
The only difference between barnacles and the other arthropods is that the former have sessile species or species that cannot move from one place to another. Barnacles are both commensals and parasites. As commensals, barnacles usually benefit from their hosts by having a place to stay and being carried to nutrient-rich areas of the sea (“Hitchhiker”).
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People for the Ethical Treatment of Animals Biology Research Paper
10 pages (2500 words) , Download 2 , Research Paper
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Ethical treatment of the animal consists of Animal Welfare and Animal Rights. The goal of animal right is ending at the time every animal use clothing, medical research, food, entertainment or hunting. At the same time, Animal Welfare demands that all the animals should be used and treated humanely.
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Evolution of Planktonic Larval Forms from Benthic Bilateral Animals Biology Essay
5 pages (1569 words) , Download 1 , Essay
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The possibility of co-option of genes and convergence of interrelated species are logical explanations of the modern phyla of metazoans and the morphology of the planktonic larvae. The hypothesis asserts with evidence that adult body plans of metazoans resulted first and later came the larvae as ecological conditions changed. Due to the strong evidence and logic it presents is offers more validity.
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Anatomy in MRI Magnetic Resonance Imaging Biology Report
6 pages (1845 words) , Download 1 , Report
Free
Calcified Tendonitis is commonly seen in elderly patients and females. In Calcified Tendinitis, there is a deposition of hydroxyapatite crystals inside the tendon of the rotator cuff. These calcified crystals are commonly found in Supraspinatous tendon of shoulder joint but also found in Infraspinatous and Subscapularis tendons.  
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Amino Acid Found in the Protein Biology Assignment
6 pages (1500 words) , Download 2 , Assignment
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1-Aminocyclopropane-1-Carboxylate Synthase belongs to class 1 aminotransferases and plays a critical role in the ethylene biosynthetic pathway in fruit development and ripening. This protein catalyzes the conversion of S-adenosylmethionine to ACC. This enzyme acts as a homodimer and one of its major co-factors is pyridoxal-5-phosphate.
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A New Model of Bioterrorism Risk Biology Annotated Bibliography
4 pages (1145 words) , Download 0 , Annotated Bibliography
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It also explains its proposed framework in terms of its components, how it will work and is primarily addressed to policymakers such as those in the U.S. Department of Home and Security and other higher echelons of national security whom the authors hope will promulgate policies to use their proposed framework in order to reduce the risk and impact of any future bioterrorist attack.
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Biochemistry and Molecular Biology Biology Essay
6 pages (1864 words) , Download 1 , Essay
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While molecular biology is determined on an understanding of the molecular activities within a living organism, the study of biochemistry focuses on the findings obtained as a result of the molecular biology thus enhancing the knowledge on the different molecular and cellular processes within the living organism (Wilson & Walker, 2010, p.1).
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The Effect of P.H on Temperature in Enzymatic Reactions Biology Lab Report
6 pages (1603 words) , Download 1 , Lab Report
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The experiment was also characterized by inherent limitation related to by physiological status of the enzymes. The enzymes as understood operate in a very stringent physiological status that cannot be provided by an experiment in vitro. The enzymes then were not able to do automatic regulation of the variable factors that affect the temperature change.
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The Opium Poppy Biology Term Paper
9 pages (2467 words) , Download 1 , Term Paper
Free
The negative effects of opium poppy include terrorism, wars, international politics, crime, addiction and dependence, health problems, and negative economic issues, and the positive effects include the manufacture of drugs and for homeopathy. In the present day, the cultivation of opium poppy takes place in many countries worldwide.
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Black-Crowned Night Heron Biology Research Paper
5 pages (1250 words) , Download 2 , Research Paper
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The bird Night Heron is found across the world except for Australia and other cold regions. Historically, Black-crowned Night Heron is a common breeding species. By the end of the 19th century, this species was widely killed by men for its plumes as food. Once the plume sales were banned in New York in 1910, Night Heron populations quickly recovered.
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