Free Biology Essay Examples and Topics | Page 65

Cellular and Molecular Pathology Biology Essay

6 pages (1500 words) , Download 3 , Essay

Since this case involves a human being and thus human materials, which is a scarce situation. Surgical materials or rather tissues are the best source of human tissue due to the ability to remove the normal tissue together with the affected/diseased tissues.

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How Organisms Cope With Biotic Environmental Factors Biology Essay

5 pages (1250 words) , Download 2 , Essay

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This high percentage is attributed to the process of photosynthesis, which utilizes the CO2, solar energy water, and chlorophyll, an essential component of the respiration of eukaryotes. Interaction of biotic and abiotic components together with biotic-biotic interaction is responsible for the proliferation of life.

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The Common COld Biology Essay

6 pages (1500 words) , Download 3 , Essay

These mild infections are usually caused by a myriad of viruses. This viruses cause viral illness in turn cause a combination of symptoms such as runny nose, runny eyes, ear fluid, stuffy nose and fever. Common cold is an infection that starts to show it fully symptoms after 3 days of feeling ill however the symptoms can last up to one or two weeks.

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The role of microRNAs in breast cancer Biology Essay

7 pages (1750 words) , Download 2 , Essay

331). Recent investigations have targeted miRNAs because of their high possibility in solving problems in cancer therapy. So many miRNAs have been associated with different types of human cancers such as lung cancer, papillary thyroid carcinoma, breast cancer, colon carcinoma, and gastric carcinoma (Tang, Ahmad & Sarkar, 2012; Kayani, Kayani, Malik & Faryal, 2011; Science Daily, 2013).

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The cure Biology Book Report/Review

3 pages (750 words) , Download 2 , Book Report/Review

Pompe disease is known to devastate the body to such an extent that one cannot move the muscles among other things like breathe and talk. Their motivation to investigate through research the disease was not borne out of nothing, of their three children, two; Patrick and Megan 3 and 4 years respectively were suffering from this condition.

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Environment, Resources, and Competition Report Biology Essay

3 pages (750 words) , Download 2 , Essay

The animals that live in rainforests depend on the thickness of forests and they survive because of the environment they live in, for instance monkeys will not be able to survive if forests are cut down, nor will the snakes that love to wrap themselves around tree trunks and branches.

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Discussion GMOs in Producing Food, Bioaccumulation, Green Revolution and Slow Food Movement Biology Assignment

9 pages (2250 words) , Download 2 , Assignment

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Industry-the use of traditional cooling towers is still widespread in many industrial plants, yet such a system requires heavy maintenance and consumes millions of gallons of water almost on a daily basis. An intelligent process cooling, proven for years in Europe, is a better alternative to the wasteful traditional methods.

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Invasive Species Biology Research Paper

5 pages (1250 words) , Download 2 , Research Paper

It is the vector of several viruses including those causing dengue. It has spread from Southeast Asia to North and South America, Europe, Africa and Australia through the transportation of tires. Several attempts have been made to control it but all have failed but there is a promise in genetic engineering in order to manipulate this species whose genetic make-up easily mutates.

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Seed Saving and Biodiversity Biology Essay

3 pages (1034 words) , Download 2 , Essay

The microorganisms that are usually responsible for the maintenance of soil fertility and circulation of nutrients in the soil are usually killed or their activities halted. In her analysis, Vandana Shiva explained, the effects of GMOs, and she also emphasized that people should be allowed to make their own decisions on what seeds to plant.

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Major Questions in Microbiology Biology Essay

7 pages (1998 words) , Download 2 , Essay

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Either nucleic acid is enclosed in a proteinaceous coat referred to as a capsid. The core structural units of the capsid are known as capsomeres. Some viruses (animal viruses and bacteriophages) have capsid encased in an envelope. In addition, they are non-membraneous and cannot yield energy. They are also devoid of metabolic enzymes and ribosomes.

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Pertussis or Whooping Cough Biology Research Paper

4 pages (1000 words) , Download 2 , Research Paper

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This paper tells that Whooping Cough or Pertussis is caused by the bacteria, Bordetella pertussis. It belongs to the genus Bordetella in the family Alcaligenaceae. Pertussis is an acute respiratory infection marked by paroxysms of coughing. It is named after the “whoop” sound produced by the children when they try to breathe during a heavy coughing spell.

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Tendonitis and apoptosis Biology Literature review

4 pages (1000 words) , Download 2 , Literature review

; and upregulation of p53, RCD, and some heat shock proteins, as well as increased downregulation of TIEG1, in the extracellular matrices in the tendons (Buhrmann, et al., 2011; Courneya, et al., 2010; Haddad, et al., 2011; Klatte-Schulz, et al., 2012; Maeda, et al., 2009; Millar, et al., 2009).

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The impacts of oil spills on marine and terrestrial ecosystems Biology Research Paper

4 pages (1000 words) , Download 3 , Research Paper

However, some other effects are not immediate given that there have a potential effect of polluting the entire surrounding of the marine and terrestrial ecosystems. Moreover, these impacts have remained hidden for a long period and the results have been a disruption of food chain among organisms in the areas where the incidence has occurred.

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The Differences and Similarities Between Voluntary and Reflex Nerve Actions Biology Assignment

4 pages (750 words) , Download 6 , Assignment

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This research will begin with the statement that our body carries out mainly 2 types of actions and they are voluntary actions, involuntary actions or reflex actions. Both the actions involve stimuli, impulse, neurons and effector organs. Voluntary action is nothing but an anticipated, may or may not be conscious, goal-oriented movement.

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Plant and animal partnership Biology Research Paper

6 pages (1500 words) , Download 2 , Research Paper

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This is being done in the context of discussing in detail some of the core themes that have been the subject of intense focus in class, including plant ecology in the context of human culture and the interplay of the following- plants, their domestication, the impact of domestication on ecosystems, the impact of plant characteristics on cultural evolution, and the utility of plants in the culture of people.

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Hormones Present During Pregnancy Biology Assignment

3 pages (799 words) , Download 4 , Assignment

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Normal maternal endocrine acclimatization to pregnancy is mainly regulated by the hypothalamus, ovaries, pituitary, thyroid, adrenal and parathyroid glands. These regulate and monitor the placental fetal-maternal unit. The physiological process of pregnancy initiates emotional and physical changes in women. These changes can be attributed to hormonal influence from the glands mentioned above.

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Understanding the Brain and the Mind Biology Essay

3 pages (997 words) , Download 4 , Essay

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Throughout generations, scientists have continued to study how the brain works and different techniques have been used to, somehow, get good resolution and timing at the same time (Voytek, “Computational Analysis”. Apart from the cellular level, scientists have also attempted to explain the behavior of individuals in terms of the influence of the changes in a person’s environment and the effects of society on their behavior.

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Does Type A Behavior Exist Biology Assignment

8 pages (2660 words) , Download 2 , Assignment

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The contemporary assessors have asserted that Type A behavior is one form of psychological stress that creates hypertension in the person’s normal life setting (Coon & Mitterer, 2010). This extends further to cardiovascular problems as if the stress behavior prevails and continues with the person for a longer period of time.

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The essential features of prokaryotic replication or Transcription in prokaryotes and eukaryotes Biology Essay

3 pages (750 words) , Download 3 , Essay

Much research has been done on analyzing the genetic process in the prokaryotic cells and this paper will focus upon the prokaryotic cells with regard to the important features of replication in these cells. The prokaryotic cells are small in diameter and their size ranges from 1 till an average of 5 micrometer.

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A Report on the Foraging Behavior among the Chameleon Species Biology Research Paper

5 pages (1250 words) , Download 2 , Research Paper

Chameleons are naturally found in forests and jungles across the Sub-Saharan Africa, Asia and some parts of Europe. Some chameleon species have also been introduced in certain habitats in America and other pats of the world. Chameleons belong to the class Reptilia, order Squamata, suborder Iguania and family Chameleonidae with two subfamilies; subfamily brookesiinae and subfamily chamaeleoninae (Chameleon forums.com) There are more than 200 known species with varying morphological and behavioral characteristics though most are considered to be under threat of extinction or endangered.

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The Process Of Cell Division In Animals Biology Coursework

4 pages (1000 words) , Download 2 , Coursework

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Coursework Name University Coursework 4. Explain the process of cell division in animals. Include a description of interphase, mitosis and cytokinesis. Every eukaryotic cell has a repeating set of events known as cell cycle which results in cell growth and division into two daughter cells.

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Achondroplasia Dwarfism Biology Research Paper

3 pages (750 words) , Download 3 , Research Paper

Achondroplasia Dwarfism Human body is made up of cells containing a substance that codes for protein type known as deoxyribonucleic acid (DNA), these DNA when wrapped together are known as chromosomes. There are 23 pairs of chromosomes in a cell that are passed on through male sperm and female egg.

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A Diet for Better Energy Written by Diana Rodriguez Biology Article

4 pages (1037 words) , Download 3 , Article

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Physical health is one of the most important aspects of human life. A healthy body not only ensures physical health but also ensures mental and emotional health. Hence, maintaining physical health is an important goal of human beings. However, to maintain good health, what is important is to eat food that is full of nutritious value.

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Dietary Analysis Biology 2320: Human Nutrition Biology Essay

4 pages (1000 words) , Download 2 , Essay

As stated by Kranz (1538), poor diet has contributed to blindness, age-related and muscular disease for the elderly in both developed and developing countries. The understanding of dietary requirements is important also in because human body require certain nutrients not only for growth and development but also to maintain the physiological state.

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Patient and staff protection in different radiology modalities Biology Dissertation

16 pages (4000 words) , Download 2 , Dissertation

Studies have been conducted and experiments carried out to enhance the suitability of this technology as the challenges are cubed. This study focuses on the patient and staff protection in different radiology modalities and explores various studies on reported approaches towards achieving this goal.

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White Blood Cells (WBC) Biology Research Paper

3 pages (750 words) , Download 2 , Research Paper

White Blood Cells (WBC). Our Blood consists of Red and White Cells which have important role in maintaining our body healthy and keeping bodily metabolisms intact. White Blood Cells (also called leucocytes) are responsible for keeping our immune system working all the time to prevent the intrusions of foreign materials or infectious diseases into our body.

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Adaptation of the body to hot and cold Biology Essay

5 pages (1250 words) , Download 2 , Essay

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Topic: Adaptation of the body to hot and cold Introduction The human being’s adaptability to heat and cold is a phenomenon originated millions of years ago. Earth is a planet with extreme climatic conditions, and adaptation to it is the genetic quality imbedded in the physiology of human beings.

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Lab Report Of An Experiment To Find Out the Example of Passive Transport Processes in Cells Biology Essay

5 pages (1250 words) , Download 2 , Essay

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This experiment will detail how molecules in a solution travel from places where they are in high concentration to areas where their concentration is low. The mock-up membrane is made from dialysis tubing. The Viking tubing will increase in mass in all instances of the experiment, showing that osmosis occurred.

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Potential Causes of Blackout Syndrome Biology Essay

3 pages (845 words) , Download 2 , Essay

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Patients with blackout syndrome are profusely bleeding in various parts of their body including eyes, ears, noses, hands, neck, hands and feet. After an extensive such is carried out on the premises of the patients, it is concluded that the only factor they have in common (both used milk in their meals) is the possible cause of their state.

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Reflective Analysis of Higher Education Biology Essay

7 pages (1888 words) , Download 2 , Essay

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By studying biosciences, I have managed to be an avid professional planner and an individual who can apply what is theoretically taught in academic spheres into practical applications in real work or employment situations. Based on Staffordshire graduate attributes that include being the professional, disciplined expert, enhanced communication and team work skills, critical and reflective learner, etc.

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The Rate of Aerobic Respiration Biology Lab Report

5 pages (1437 words) , Download 3 , Lab Report

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For a balance in PH to be maintained, different amounts of buffer should be used for different amounts of substrate (Starr et al. 134). The right amount of buffer should be used. Failure to do so would lead to there being excess charges. Test tube one was used as a negative control since there was no substrate in it.

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The Function of Telomeres in Obesity Biology Term Paper

5 pages (1250 words) , Download 2 , Term Paper

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Studied the association between childhood obesity and shorter telomere length of leukocytes. Since previously published research showed an association between obesity, cardiovascular disease, type 2 diabetes, insulin resistance, hypertension, cigarette smoking and psychological stress with shorter telomere lengths in adults.

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Critical Thinking and Environmental Pollution Biology Essay

4 pages (1131 words) , Download 3 , Essay

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Of all the sources of pollution, the ones that are of the greatest threat to our well-being are outdoor air pollution, the introduction of toxic chemicals in water and soil and tropical deforestation. As shown below these three sources are of greatest threat to our well-being. Motor vehicles have been pointed out as a major source of environmental pollution for a long time.

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Discuss the role of histopathology in the diagnosis and prognosis of adenocarcinoma of the colon Biology Essay

10 pages (2500 words) , Download 2 , Essay

It is also known as large intestines. Normal colonic glands are simple and tubular, and they possess mucus secreting goblet cells. These tissues also are made up of cells that absorb water from the fecal matter back into the blood and mucus into the lumen of the colon so as to lubricate the fecal matter.

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Environment, Resources, and Competition Report Biology Essay

3 pages (750 words) , Download 2 , Essay

The average temperature levels for the eco-system under consideration vacillate greatly between warm and cold seasons. In the course of the former, an average annual temperature usually amounts to 28°C, while during the cold season average temperature are close to 6°C.

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Prader-Willi Syndrome and its Linkage to Genetics Biology Essay

8 pages (2000 words) , Download 3 , Essay

Genetic Features of the Disease……………………………...……...5 4. The Nature of the Defect………………………………….….……..7 5. Cause and Effect Link between the Affected Genes and the Outcome Phenotype…………………………………………………….……..8 6.

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Evolution in Health and Disease Biology Essay

7 pages (1750 words) , Download 2 , Essay

The level of breakthroughs has seemingly been compounded within the recent past as a result of the introduction, spread, and wide adoption of technology within the medical community. This has had s synergistic effect on discovery, treatment, and patient care due to the fact that seemingly each discovery and technological advance helps to build onto the next.

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The role of procoagulant microparticles in haemostasis Biology Essay

6 pages (1500 words) , Download 2 , Essay

MPs are mall membrane vesicles emanating from activated cells. They act as mediators of cell to cell communication by transferring cell surface receptors from origin cells to target cells. Microparticles range in diameter from 100-1000 nm, but mostly have a diameter of 200 nm.

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Bt Corn as GMO Biology Essay

4 pages (1320 words) , Download 2 , Essay

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Bt corn is a genetically-modified organism or GMO, which means that its genes have been altered in some way in order to produce a better variety and that its genetic material is derived from another organism (Peel, 2001). As a set of nucleotides, the corn gene is a “specific sequence of nucleotide bases” that encode for constructing proteins, and this corn gene is where the Bacillus thuringiensis or Bt gene will be transferred.

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The Cellular Biochemistry of Cultured Reindeer Cells Biology Assignment

6 pages (1673 words) , Download 2 , Assignment

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Cellular signalling pathways are activated by both intracellular and extracellular factors (signals). These act on receptors either on the cell surface, the cytoplasm or the nucleus. They then induce a cascade of events that lead to the cell performing certain activities, such as division, motility, apoptosis, and in this case, protein degradation. In this specific scenario, the signal is extracellular in origin.

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Favorite Organism: Elephant Biology Research Paper

6 pages (1629 words) , Download 2 , Research Paper

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They have several distinctive features when compared to other mammals. They have a long trunk, also known as proboscis which serves several purposes including grasping objects. Their incisors grow enormously and are known as tusks. These tusks are used as weapons and also as tools for digging and moving. The ears of an elephant are very large.

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Biology and Breeding of Food Biology Essay

5 pages (1250 words) , Download 2 , Essay

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Numerous criticisms of the procedure exist with many people asserting that the use of GMOs is unethical. In their opinion, the technology contravenes the laws of nature that ensure that species progress as they naturally adapt to new climates. The fact that scientists can engineer new genes does not prove ethical for conservatives.

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Modification of the Organoleptic Properties of Plant Based Foods Biology Research Paper

8 pages (2000 words) , Download 2 , Research Paper

This section informs the reader what the rest of the paper will be about. Human Senses and Food This section describes the impact of human senses on an individual’s food choice and preference. Moreover, it explains how each and every sense in the human body contributes to the food a person consumes.

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Hedgehog signaling regulates bladder cancer growth and tumorigenicity Biology Research Paper

7 pages (1750 words) , Download 2 , Research Paper

Numerous researches have been conducted and it is still being done to the understanding of this complex concept. Tremendous progress over the previous years has been achieved to the understanding of this concept. Embryo signaling pathway regulates the fate of progenitor cells in the development of cancer and mammalian epithelial.

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Homestasis - Thermoregulation and control of blood sugar Biology Essay

7 pages (1750 words) , Download 3 , Essay

As such, human beings are delineated as homeotherms given that they are able to sustain a core temperature averaging around 37°C. Towards this end, the hypothalamus plays the role of a processing centre situated within the brain that directs body temperature.

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Role of Cytokine Signaling during Nervous System Development Biology Essay

3 pages (750 words) , Download 3 , Essay

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Cytokines are liberated by various cells and are utilized extensively in the intercellular communications to bring out diverse activities, admitting complex processes involved in the ontogenetic growth of the brain. This article basically is a review that illustrates the factors that are engaged in the regulation of brain growth as well as discusses the current findings searching the signaling pathways of cytokines during the progression of central nervous system.

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Main Insidiousness of Asthma Biology Essay

5 pages (1726 words) , Download 7 , Essay

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Asthma is a result of a deregulated immunological condition in respiratory mucosa; the condition is gaining prevalence across the globe and shows drastic augmentation since the 1970s. It is reported that in 2009, 300 million people were influenced worldwide with asthma and there were 250,000 deaths reported due to asthma in 2009.

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Business Strategy in a Global Environment Biology Essay

10 pages (2500 words) , Download 2 , Essay

Structure 9 4.2. Cultural Factors 11 4.2.1. Local Culture Analysis 13 4.2.2. Organisational Cultural Analysis 14 4.3. Leadership and Strategic Change 15 5. CONCLUSION 16 List of References 17 Appendix 19 1. STRATEGIC CHOICE Based on the SWOT analysis, strategic choices available to TNT Express have been developed.

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The Problem of Genetic Cloning Biology Essay

4 pages (1000 words) , Download 2 , Essay

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Genetic cloning is done based on DNA material from cells of animals or plants and this is applied either from a somatic point of view or through reparative means in the case of designer babies. This is only when genetic engineering misses defects on embryos during microscopic examination and genetic defects manifest themselves after birth.

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Medical marijuana and its impact on the mind, body and society Biology Term Paper

7 pages (1750 words) , Download 2 , Term Paper

State medical marijuana laws indicate group-level support for cannabis, as they permit marijuana use, when endorsed by a physician for medical functions, for instance, mitigation of nausea and vomiting from chemotherapy, “wasting in AIDS patients,” and chronic pain that is not receptive to opioids (Cerda et al., 2012, p.23).

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Biology Essays