Biology Essays
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Biology Essays & Related Services
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Compare Stomatal Distribution
Example essay. Published: 19 May 2017
An investigation to compare stomatal distribution in shady and sunny sides in Bougainvillea Glabr. How does the stomatal density vary in the sunny and shady parts of paper flowers? (Bougainvillea Glab…
Primary fungal pathogens
Example essay. Published: 19 May 2017
Dissertation Introduction Fungal pathogens can be separated into two distinct groups; true or primary fungal pathogens, and opportunistic pathogens. True or primary pathogens can cause disease in …
Case Study: Patient With Asthma
Example essay. Published: 19 May 2017
Patient RR is a 58 years old female with a weight of 55kg. Patient was admitted to hospital on 9th April 2009. Her presenting complaints were cough with sputum, pain when inhaling air at chest, breath…
Pollination in Fruit
Example essay. Published: 19 May 2017
Pollination is a basic requirement for production of fruit, seeds and thus new plants. Therefore pollination plays an important role in agriculture, horticulture and forestry. The process of pollinati…
Reaction Time And Energy Drinks
Example essay. Published: 19 May 2017
This extended essay is an investigation into reaction times in males and females and how they were affected by Red Bull. The research question was “How significant is the reduction in reaction t…
Natural and catalyzed decomposition of hydrogen peroxide
Example essay. Published: 18 May 2017
Enzymes are proteins that catalyze biochemical reactions by lowering activation energy. Enzymes are specific to one reaction due to their structure; they bind with a specific substrate at an active si…
Lytic Lysogenic Switch In Phage Lambda
Example essay. Published: 18 May 2017
The bacteriophage lambda is a virus that is parasitic in bacteria, attaching by its tail to the surface to the surface of an E.coli cell and injecting its chromosome into the bacterium to multiply. Th…
Human Nerve Conduction Velocity
Example essay. Published: 18 May 2017
Medsci 206 Laboratory Report 6: Human Nerve Conduction Velocity Aim: To record the EMG and observe the changes in the recording with different levels of voluntary muscle contraction velocities of bot…
Water Quality: Determination Of Alkalinity
Example essay. Published: 18 May 2017
Alkalinity of water is its acid-neutralizing capacity. It is the sum of all the titratable bases. The measured value may vary significantly with the end-point pH used. Alkalinity is a measure of an ag…
Effect Of Caffeine On Reaction Times
Example essay. Published: 18 May 2017
This study was devised to compare the reaction time of humans before and after the consumption of caffeine in the form of coffee. A total number of 50 subjects were involved in this project. Their r…
Characteristics Of Hazards In Milk
Example essay. Published: 17 May 2017
It is clear from several food safety studies that there are three main types of hazards in food microbiological hazards, chemical hazards and physical hazards (De Boer et al. 2005; McCarthy et al. 200…
Analysis Of A Linear Accelerator
Example essay. Published: 17 May 2017
Nowadays patient with cancer are treated by radiation, surgery, chemotherapy or with a combination of these options. The radiotherapy treatment unit used to deliver radiation to cancerous cells and ti…
Classes Of Radiopaque Contrast Media
Example essay. Published: 17 May 2017
INTRODUCTION In medical imaging, contrast media have been search because the differences in density among body tissues is too small. Contrast media is used to provide more adequate contrast for good …
The Fluid Mosaic Model Of Membrane Structure
Example essay. Published: 17 May 2017
The fluid mosaic model of membrane structure is a cell membrane that behaves like a two- dimensional liquid of mixed composition. The cell membrane is described to be fluid because of its hydrophobic …
Chemical And Electrochemical Machining
Example essay. Published: 17 May 2017
Chemical machining (CHM) is a nontraditional process in which material removal occurs through contact with a strong chemical etchant. Applications as an industrial process began shortly after World …
Platyhelminthes (flatworms)
Example essay. Published: 17 May 2017
Platyhelminthes are commonly known as flatworms. Some of the examples of Platyhelminthes include tapeworms and flukes. These flatworms usually exist as parasites which feeds on its host or it can exis…
Kinetics Of Nucleophilic Substitutions
Example essay. Published: 17 May 2017
The study of kinetics involves the observation of the reaction rates and the factors that promote or slow down those rates. In addition to providing knowledge about the process reaction’s reacta…
Nuclei And Mitochondrial Fraction
Example essay. Published: 17 May 2017
The objective of this experiment is to prepare a nuclei and mitochondrial fraction using differential centrifugation, from a rat liver homogenate sample. The amount of activity of mitochondria in the …
Wild Type Versus Mutant Yeast Cells
Example essay. Published: 16 May 2017
The yeast used in this experiment is S. cerevisiae. Verprolin protein which encoded by VRP1 is required in cell growth and cytoskeletal organization. However, when VRP1 is mutated, it is sensitive to …
Chemotherapy And Selective Toxicity
Example essay. Published: 16 May 2017
In present scenario various type of treatments are available for cancer such as chemotherapy, radiotherapy, surgery, and immunotherapy. The management of cancer through non selective drug therapies of…
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