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Biology Coursework

Analysis of the Reason Why So Many People Still Die of Malaria
If the patient does not get proper care in this condition, he may suffer from kidney failure too. Unfortunately, effective remedial measures to hemolytic crises of this disease have not been discovered yet. The rapid annihilation of red blood cells leads to other issues like hemoglobinemia, hemoglobinuria, and anuria and even death. 
Pages: 8 (2000 words), Coursework
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The Example of a Daily Diet and Analysis of Each of the Food Groups
Fruit and vegetables are one of the major food groups, the others being starch-based (pasta, rice, bread), protein (meat, fish, eggs), dairy (milk, cheese) and foods containing fat and sugar, although all are needed in different proportions. Eating a variety of foods from these different groups is essential to maintaining a healthy lifestyle. 
Pages: 4 (1000 words), Coursework
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The nature and effect of superbug H1N1
For example, the 1957 H2N2 Asian flu pandemic after the 1918 H1N1 Spanish flu pandemic is believed to be caused by the simultaneous infection of a human-infecting subtype and a bird-specific H2N_ resulting to the reassortment of their genes that produced a new bird-specific subtype that can infect humans. In effect, this new H2N2 subtype is something the human population at that time has not been exposed before, causing many to have no immunity against the virus and to be susceptible to
Pages: 6 (1500 words), Coursework
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Threatened species - Bradypus Torquatus
Agroforestry has long been suggested as a solution to decreasing wildlife population partly caused by human-initiated landscape changes. This way, humans can earn a livelihood, while providing habitat to displaced animals as well.For 40 months, Cassano and her colleagues (2011) monitored three maned sloths living in the Cabana de Serra farm containing primary and secondary forests interspersed with shaded cacao and rubber tree plantations. There were also swamp and pastures. The sloths were an
Pages: 6 (1500 words), Coursework
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Human Papillomavirus (HPV) in breast tumors.
Breast cancer patients (mean age = 50 y.) were found to be younger than the whole group, and HPV positive tumours were also found to be smaller than the others. Histologically, HPV positive samples (96.3%) were more likely to be ductal than HPV negative ones (85.Aside from PCR, an in situ hybridization was also performed using INFORM® HPV III Family 16 Probe (B) (Roche Ventana Medical System, Tucson, Arizona) that can detect 16 different cancer-causing HPV types (HPV 16, 18, 31, 33, 35, 39,
Pages: 5 (1250 words), Coursework
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An investigation into the effect of light and moisture on distribution of woodlice.
Each of these variables was present in a dichotomy, light or dark and damp or dry, there were no intermediate variables.Eight woodlice were placed in an experimental container that contained an intermediate level of moisture and light. The light and moisture levels in the container were then modified to produce four quadrants each with different environmental conditions (Figure 1). After five minutes, the number of woodlice present in each quadrant was counted and noted. If a woodlouse settled
Pages: 5 (1250 words), Coursework
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The effect of gradient on the abundance of Ranunculus repens (buttercups)
An alternative reason for choosing this plant involves its unique and attractive colour and structure. “It is essential to preserve our remaining natural heritage for future generations. Wildlife and geological features are under pressure from development, pollution, climate change and unsustainable land management. Therefore it is useful to study the important biological properties of the plants in order to maintain them e. by knowing their niche will help us to provide the best conditions
Pages: 8 (2000 words), Coursework
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Microbial physiology and culture (Practical 1 Antibiotics and Agar Diffusion)
Effects of potassium or calcium ions on zone sizes, 0.1 or 1.0 ml of 2M KCl or CaCl2 were added onto their corresponding plates each containing 20 ml DSTA, which would be inoculated with 0.1 ml Pseudomonas aeruginosa (1: 50). 4 discs each with 20 µl of either 20 mg/ml ampicillin (A) or 1 mg/ml streptomycin (S) were then placed on the agar plates. The plates were incubated overnight at 4°CIn observing the difference between two methods of antibiotic application, 8 discs were soaked with 0.5
Pages: 6 (1500 words), Coursework
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Microbial physiology and culture (Practical 1 Antibiotics and Agar Diffusion)
Generally there are a number of factors that may affect the antimicrobial activity and consequently determine the size of inhibition zones. Some of the likely factors include agar depth, size of the inoculums and the presence of cations on the medium. The objective of this experiment is to investigate the factors that are responsible for the variation of microbial activity of various antimicrobial drugs on different organisms.To investigate the effects of variables such as agar depth, presences
Pages: 6 (1500 words), Coursework
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Practical questions for biology
We draw a line of best fit and then we establish the value of our unknown protein.Colum two of the digital image produced by the software shows the standard proteins that were used to establish the values of our unknown protein A and B. The proteins will move according to their molecular weight with the ones with small molecular weight moving the furthest from the origin. The log of molecular weight of the protein is proportional to the Rf of the protein and so when we plot the graph of best
Pages: 5 (1250 words), Coursework
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Human Biological Science ( Coordination and Control )
The dendrites connect the motor neuron to other neurons and act as the entry point of nerve impulses. Motor neurons conduct electrical impulses from other neurons to effector cells. Depending on the nature of the target cell, nerve impulses at axon terminals of motor neuron can cause muscle contraction or glandular secretion (Biologymad 2004).The sensory neuron has an axon that branches after leaving the cell body into the peripheral branch and central branch. The peripheral branch conducts
Pages: 12 (3000 words), Coursework
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Human Biological Science ( Gas Exchange and Transport)
The diaphragm then relaxes leading to the reduction in the volume of the lungs. This increases pressure in the lungs hence air is pushed out of the lungs. During breathing, oxygen and other gases are taken in when inhaling while carbon dioxide and other gases are exhaled from the lungs. Figure 1 shows how intercostal muscles and diaphragm aid the process of breathing in and out (Rogers, 2011 p.In the lungs, we have the tiny alveoli air sacs just at the end of bronchial tubes. The alveoli are
Pages: 9 (2250 words), Coursework
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Human Reproduction, Growth and Development
New behavioral abilities such as kicking, mouth opening, thumb sucking, and rehearsal of breathing begin to appear. External genitalia become well developed, and the sex of the fetus can be identified. The fetus now weighs about 28 grams (less than an ounce) and is about 7.6 cm tall (3 inches).Between the 13th and the 24th weeks (second trimester), the developing organism continues to grow fast, and the baby’s movements can be felt by the mother. Most of the brain’s neurons have been formed
Pages: 5 (1250 words), Coursework
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Immune Cells That Suppress Genital Herpes Infections Identified
In the experiment conducted in the journal of Immunology, the main goal was to establish whether people are immunogenic to the HSV-2 after being injected with a HSV-2 Vaccine. There were 24 subjects in the study. 6 of the participants were tested for specific T cell responses in their blood (Posavad et al. The mucosal secretion patterns of the 24 subjects were sampled on a daily test for an extended period of time.The method used for the study was the experimental research method. For example,
Pages: 4 (1000 words), Coursework
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Task 3 Experiment
The seedlings including the control test are all stored under similar environmental conditions (Light, temperature and humidity). By varying the concentration of NaCl, one is able to compare the results by seeing how the seedlings are faring. Given that maize is widely grown in different regions with varying saline conditions, it is important we do this in order to understand that plants offer resistance to conditions that are not conducive for their growth. However, there are limits to
Pages: 5 (1250 words), Coursework
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Energy in Food lab practical
In which case, -3.55085 < -2.160369 confirms that the difference between the two is very highly significant. Further, P(T
Pages: 5 (1250 words), Coursework
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Energy in food lab practical
Also, thermometer, Heatproof mat, Measuring cylinder, 50 cm3 or 100 cm3 and Mounted needle with wooden handle. In addition, Tongs or forceps for food samples that cannot be impaled Thermometer (–10 °C to 110 °C) and Eye protection were also used.The food samples of mushrooms and bread were dried before being cut into 1 cm2 or 0. The boiling tube was held in position using a clamp stand and 20ml of water transferred into it. The water temperature was measured using a thermometer. This
Pages: 4 (1000 words), Coursework
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Week 5 Forum
This can be made possible by supporting, in every possible way, those that have health issues. It occurs to me that organ printing could be the answer to organ failure when Atala gave an example of a young boy who had a tiny part of a failing kidney used to repair the whole kidney. The young man now leads a like any other person does with a fully functional kidney.The speaker of this week’s Ted Talk underscores the importance of dealing with a health crisis we are in. In the talk, the speaker
Pages: 4 (1000 words), Coursework
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Carrying out research
Of sucrose solution, the tube is more likely to increase its mass since water molecules will move into it through its semi-permiable wall. The converse also holds when the tube is inserted in highly concentrations of sucrose solution where the water molecules pass from the cell into the highly concentrated sucrose solution through the cell wall. The tube therefore decreases in size and mass by becoming flaccid (Sack, 2005).From the above results its evident that increase in the sucrose
Pages: 4 (1000 words), Coursework
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Carrying out research
Is inserted in highly concentrations of sucrose solution where the water molecules pass from the cell into the highly concentrated sucrose solution through the cell wall. The cell therefore decreases in size and mass by becoming flaccid (Sack, 2005).From the above results its evident that increase in the sucrose concentration (from 0 to 60 percent) results to decline in the average percentage increase in the mass of the potato chip. However, when the concentration rises above 75 percent, the
Pages: 4 (1000 words), Coursework
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More Biology Coursework

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