Samples Biology

Biology Essay Examples

DNA profiling was initially created as a strategy for deciding paternity, in which inspects taken under clinical conditions were analyzed for hereditary confirmation that could connection guardian to tyke. It first went's into the courts in 1986, when police in England asked sub-atomic researcher Alec Jeffreys, who had started researching...

960 words 4 page(s)

In the previous assignment on target identification and validation a target which could help to regulate type II diabetes was chosen. This target was the G-protein coupled receptor (GPCR) leukotriene B4 receptor (Ltb4r1) and it's naturally occurring ligand LTB4. As mentioned previously Ltb4r1, like other GPCRs in this family, has...

900 words 4 page(s)

Huntington's disease is a debilitating disease for which there is no known cure. It is a genetically inherited disease. Individuals with a mutation in the huntingtin (HTT) gene will develop Huntington's disease. The HTT gene codes for a 350-kDa protein which has a polyqlutamine (polyQ) tail. Previous research has shown...

873 words 3 page(s)

Studies have long proved that both environmental and genotype factors have an impact on cultivars of different kinds. Consequently, studies have concluded that different genotypes are suited to different environments. However, most of these studies have been conducted on small-scale environments which may not be successfully applied, with desired results,...

1149 words 4 page(s)

Conducting a focused assessment of the female genitourinary system needs to include several different factors. It is important to ask about the onset, location, duration, characteristics, alleviating and aggravating factors as with any other assessment. This can be used to determine the source of pain and the type of issues...

584 words 2 page(s)

Critical period is a vital developmental period for all living organisms in that it is when the nervous system is susceptible to various environmental factors. If an appropriate environment is not created during this period the organism may fail to illustrate required functions after growth. Functions that are fundamental all...

612 words 3 page(s)

There are several systems in the body that defend it against infection. Skin, mucus membranes, and antimicrobial agents in the blood all help identify and destroy infectious substances. Another system of the body that defends against infection allows a percentage of lymphocytes to become natural killer cells. These are present...

313 words 2 page(s)

Arguably, one of the most crucial concepts in the history of psychology is that of Pavlov’s, with his notion of conditioning. Conditioning plays a key role in psychological theory, to the extent that it indicates certain behaviors can be learned, and therefore, conversely, unlearned. This opens up decisive questions in...

666 words 3 page(s)

The current paper provides an overview of the plant epilobium canum. The main features of the plant are described, the threats to the survival of the plant in the future are considered, and the role of the plant and its potential uses are elaborated. In addition, a number of images...

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The California Kingsnake, known by its Latin name as Lampropeltis g. californiae, is mainly indigenous to the west coast of North America (whozoo.org). It is one subspecies of the common kingsnake, which can actually be found in all 48 contiguous United States (reptilesmagazine.com). It can be found anywhere from the...

428 words 2 page(s)

Introduction The Western Diamondback Rattlesnake is a venomous species of rattlesnake found primarily in Mexico and the southern portion of the United States, including the states of Texas, Arizona, New Mexico, and California (Klauber, 1997, p. 25). In Mexico, they can be found in northern Veracruz, Hidalgo, and Sinaloa. This...

881 words 3 page(s)

Description of Concept Human brains consist of two halves, and these two halves, or hemispheres, provide different functions for the person. On the left side, our brain handles numbers, logic, words, analysis, and linear sequences. We might call this the “rigid” or calculated side of the brain. On the right...

654 words 3 page(s)

Meiosis is a scientific process where eukaryotic cells divide themselves to produce gametes for sexual reproduction. During the process of meiosis, the DNA-carrying cell divides itself twice- meiosis I and meiosis II- to produce four gametes. These gametes have distinctive features. This is because during Meiosis there is crossing over...

298 words 1 page(s)

The Achilles tendon is located at the back of the ankle linking the calf muscle and the heel bone. It is the most massive and stiffest tendon in the body of a human being. When an individual contracts his/her muscles, the tendon tightens pulling the heel consequently allowing a person...

616 words 3 page(s)

Macrophages refer to a type of white blood cell that eats and then digests debris within the body. The term debris refers to cellular waste, microbes, foreign substances and even cancer cells. The process in which macrophages do this internal cleansing is phagocytosis, which means the process to devour, or...

280 words 1 page(s)

The term “inherent value” essentially describes things, thoughts, and emotions that are desired simply for their own sakes (Riukas.) Things have value in and of themselves; for example a rainbow is beautiful, does not serve any actual purpose or meet any need but is valuable and cherished simply because of...

1036 words 4 page(s)

Abstract This paper focuses on the case of Sheila, a 75-year old woman diagnosed with Parkinson’s disease. Using this case, I explored the five domains of the OT Practice Framework, including occupation, client factors, performance skills, performance patterns, and context and environment. Each of the domains has a list of...

1380 words 5 page(s)

In the past two decades, scientists have intensified their stem cell research as they look for a better understanding of the human body. As it turns out, the human body is so complex that it requires examining small components to get a clear picture of the operation of specific groups...

1481 words 5 page(s)

Animal organs are composed of various types of tissues. In their turn, tissues are composed of cells. This paper explores different types of animal tissues and discusses a variety of cell types that make up these tissues. The four basic types of tissues in animals are: epithelium, nervous, connective, and...

780 words 3 page(s)

Macrophages are a critical factor within the immune response. Their ability to engulf and degrade target molecules is a main component of the innate immune response. Modulation to the site of tissue damage (inflammation), occurs through the process of signaling via cytokines. In addition, structural changes are induced through triggering...

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Genetic testing has become one of the most exciting advances and scientific technology in the modern world; also known as molecular genealogy, the process utilizes genetic testing to enhance traditional genealogical research (Genetic Genealogy.) Accompanying these developments, however, are a litany of ethical issues that confront researchers and scientists who...

1049 words 4 page(s)

Biomechanics can be defined as the study of movement as it relates to the structural and functional aspects of a living being. More specifically, it can provide an explanation for the forces placed upon the skeletal system by muscles and gravity or it can refer to a specific function such...

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Which Measure is a Better Measure of Typical Value, Mean or Median? It is often difficult to determine which value would best measure the typical value of a data set. Typically, if the data within the data set is tightly grouped, and thusly, very close together with regard to value,...

1070 words 4 page(s)

Declarative memory is a type of long-term memory that can be consciously recalled. It involves things like names and places and those of specific events. An example of a declarative memory is that of the human vocabulary, which can be classified as part of the semantic memory subtype (Nevid, 2011)....

335 words 2 page(s)

GAPS IN THE EVIDENCE Indefinite point and area of convergence is the first gap in the evidence provided. The point or area of convergence mainly helps to establish the path through which the blood droplets were able to travel. In the evidence above, only the angle of impact has been...

572 words 2 page(s)