Free Biology Essay Examples & Writing Tips. Page 5

The most common TSE diseases include the Mad Cow Disease in cattle, Scrapie in sheep, and Chronic Wasting Disease in deer, elk, and moose."Different regions of the brain are affected by different prions".

Those who do not subscribe to cloning for biomedical research believe that the embryo is in fact "one of us"; a human life in process an equal member of the species "Homo Sapiens" in the [...]

The trees attack begin with the injured trees, trees with in poor site, infected trees in the roots or stem, fire damaged trees, overcrowded trees and the very old trees during the first stage of [...]

The report provides a study done for the trait of corn color for a monohybrid cross of two breeds of corn plants. The paper has examined the distribution of the dominant and recessive color of [...]

It is thought to be carried by nearly one-quarter of the world's population, with a prominent presence in tropical Asia followed by Africa and South America.

In this article, the author describes the work of Steven Benner and other scientists who contributed to the improvement in understanding the nature of synthetic DNA bases.

The emergence of molecular cloning has enhanced the application of pectate lyases in industrial processes of manufacturing natural fibres and fruit juices.

Vitamin B12, also known as cobalamin, is a water-soluble vitamin that contributes to blood cell formation, the work of the nervous system, and metabolism.

The purpose of this report is to analyse and evaluate the biological properties of Eveleigh Hills soil for use in land cultivation.

The phagocytosis process can only occur after the phagocyte binds to the receptors on the surface of the bacteria. If the phagocyte is not compatible with the available receptors, blood proteins, which are called opsonins, [...]

The term "Spirochetae" originates from the Greek "spiro" and "create" and owes its existence to the form of the bacteria, which has a spiral shape.

That is why the proper functioning of the human digestive system serves as the basis for full-fledged life support during the main processes in the digestive tract. In the oral cavity, food enters the throat, [...]

When the kidneys detect a decrease in the level of oxygen under circulation through the blood, they produce a hormone known as erythropoietin, which in turn activates the differentiation of various precursor cells for RBCs. [...]

I would like to outline the key characteristics of a living thing from a biological standpoint and show how viruses do not meet these criteria.

The process of cell division in plants is similar to that one of animal cells due to the presence of a nucleus in both types of cells.

With the ability to identify bacteria according to various properties, we can discern the type and then the sensitivity of the bacteria.

The aim was to investigate the evolution of animals around the lake, specifically examining the change of body shapes in populations of cichlids that lives on rocks near the lake.

Reproductive isolation pertains to the fact that in case a population of the same species is separated into two parts and they are not able to breed with one another, genetic makeup will change according [...]

This is in regard to the nature of cancer cells in the sense that some develop as a result of genetic mutations.

Remote sensing also helps in the determination of the distribution of the existing vegetation cover within a particular locality. In this paper, the author seeks to provide an overview of the use of remote sensing [...]

Moreover, I believe that in this way I can help people by making discoveries that can be used in medicine, agriculture, food production. This experience can help me in the future especially when I will [...]

The author states that no one knows why sleep exists therefore setting the context for the article in which she advances the numerous theories that are advanced as to the role that sleep plays.

The hybridization of phage and the Alu probe will point to the presence of the human mutagen in the cell. Particularly, the application of the KIF2C protein will have to be considered to identify the [...]

B-cell and T-cell epitopes should be identified in the immune system as a considerable factor in vaccine design and a possibility to replace a whole pathogen.

According to Gibson and Ashby [8], the material in question can be seen in nature, for instance, wood or sponges are examples of cellular solids.

RTIs are prevalent among the elderly due to the existence of chronic conditions and deterioration of health. Acute sinusitis and bronchitis are some of the most common cases of RTIs that contribute to the abuse [...]

The main gap in the chosen type of investigation is the inability to identify all reactions and potential threats due to the lack of well-developed projects.

The mode of action of disinfectants involves interfering with the metabolism of bacteria and the integrity of the bacterial cell walls.

Prior to Ohsumi's research, the 1960s saw the discovery of the cell's capacity to transfer its contents in the enclosed membranes to the lysosome, where the contents are recycled.

This paper describes the components of a cellular fluid and regulatory mechanisms for achieving electrolyte balance in the ICF and ECF. The ICF comprises the fluid within the cells, and it is the primary constituent [...]

Additionally, the objectives include the practice of the method and the accumulation of empirical material for the verification of findings from the literature review.

This category also includes the transmission from a woman to a fetus in her uterus and the transmission from one part of the body of an individual to another part.

The occurrence of natural selection is hinged on the hypothesis that offspring inherit their characteristics from their parents in the form of genes and that members of any particular population must have some inconsiderable disparity [...]

During the growth of the plant, water is necessary for transpiration and evaporation. The objective of the study was to determine whether plant type affects growth rate when using minimum water requirements.

Cell physiology is the study of the functions of the cell structures. The function of controlling movement of substances in and out of the cell is known as the physiological process.

A UV-C is a lamp installed in the HVAC system to radiate shortwave UV-C energy, which is supposed to help get rid of airborne mold spores.

Studies involving the manipulation of the unc-22 gene including the introduction of mutations and silencing various alleles of the gene have helped elucidate the structure and function of the gene, which is beneficial to the [...]

The use of information has elicited debate in relation to the description of the association between genes and other structures. It is defined by the nature of information in the genes, the program used in [...]

It allows them to be what they are and to survive in the wild world. When it comes to people, the smell is an indispensable and an important part of their life.

The region also boasts with the endangered freshwater turtle species, which are under a threat of extinction due to over-harvesting and destroyed habitat.

The brain is one of the most fascinating organs of the human body. In conclusion, the beliefs about ten percent of our brain left and right-brained people or other similar statements are pure myths that [...]

For the resources of the world to be maintained, biodiversity has to be present. It is upon ourselves to determine the kind of a world we want to live in.

Peyote is believed to cause some people to hallucinate and in deed the Native American church used it while meditating. In conclusion, the use of peyote is illegal in U.S.because this plant has similar effects [...]

The study achieved this goal through the use of Single Particle Tracking that entails observing the diffusion of a particle in the cell.

In fact, the proponents of cloning assert that it would provide the parents with the opportunity of determining the attributes as well as the genetic features of the offspring.

However, it is important for couples that decide to use these assisted reproductive methods to understand the risks, benefits, complications and challenges of the procedures and to decide whether the risks are worth taking so [...]

The cane toad multiplied rapidly in a short span of time compared to other species in the same habitat. The major reason for introduction of the cane toad was to control the French Cane Beetle [...]

The classical assumption in the discipline of bioethics is that the field is concerned with the dilemma of determining the most ethically appropriate action in the healthcare setting.

Evidently, the species curve shows that the species of plants in the Geelong botanic garden increases with the increase in the area of the quadrat.

Given the fact that prey and predator pairings threatens the survival of the prey there are other external factors that contribute to the elimination of the prey species.

The main reason exotic species normally pose a greater threat to native species in the island is because island species might have evolved in the absence of strong predators and competitors.

It is believed that the different geological evolutions of the earth and the atmosphere have come up with very new species of animals following a transformation of the then existing animals, as well as extinction [...]

The plant further branches in a pattern that extends to the ground held by a bark that is smooth dark and scary. As a conifer, the tree is evergreen and typically grows to about 15 [...]

The basic difference between domesticated plants and animals from their counterpart wild species is that they are produced by human activities to attain particular characteristics and are adjusted to the conditions of constant care from [...]

Policies of governments across the globe vary on the legality of the prohibited and allowed research and use of stem cell embryos.

The authors found that the absence of the translation elements and presence of the t-RNA trigger a shift of the end in relation to the entire structure supported by the 30S micro unit which are [...]

Accordingly, a biosurveillance approach that makes use of microbial profiling is likely to reduce the cost of epidemic control, treatment and aversion in the near future.

The detailed analysis of these ways of learning elucidates the differences in learning patterns among students based on the side of the brain that is dominant. It is clear that the left hemisphere of the [...]

Thus, Hagen also pays attention to the peculiarities of the discussion of Kettlewell's experiments presented in the literature of evolutionary biology and in the field of science education.

The subsequent taxon has been efficient and has greatly changed the development of life by producing endosymbionts important for the appearance of eukaryotes and the evident genome transit into them indicate a common evolutionary basis [...]

One of the major purposes of this research is to find out the differences and similarities of Kv 1. 2 and Paddle Chimera Kv Channels in Planar Lipid Bilayers is the article about the relations [...]

The author of the article presents the results of the scientific research which indicates to the vital necessity of adults' care for children in the early ages. The role of adults care in the brain [...]

Its crown characteristics are dependent on the amount of shading it is exposed to. In the past, it has been used to make utensils.

A report released by the University of Cincinnati indicates that when female spiders are experiencing starvation for a short-period of time, they are less receptive to the act of mating.

Bone mineral density was reduced before SCT in 49% of the patients. Pathologic bone mineral density values before SCT were mainly seen in patients with acute leukemia, 55% of the patients with acute leukemia had [...]

The nervous system is comprised of specialized type of cells called Neural Stem Cells. Developmental versatility of plasticity of neural stem cells is important in formation of these different neural cells.

Unlike in the past, people have seen the importance of studying life sciences, and with the support from private and public sectors, the number of students enrolling in life science courses is on the rise. [...]

The Centers for Disease Control and Prevention cite that of the 25% to 30% of people colonized by staphylococcus bacteria, only 2% has MRSA. Chang attributes colonization to the existing equilibrium between the presence of [...]

The authors suggest that it needs more accurate measurement of sleep and wake pattern by the use of the electrooculogram, the recording of the movement of the eye, EEG and electromyogram, the recording of the [...]

The vaquita looks like a curved stocky porpoise, and it is the smallest of all the porpoises in the world. This is a matter of concern and ought to be investigated if the survival of [...]

The vaquita looks like a star curved stocky porpoise and it is the smallest of all the porpoises in the world.

The objective of this experiment was to test the null hypothesis: there exists no competition between the algae species - Closterium and Micrasterias.

The hypothalamus is the brain part that is responsible for controlling the hormonal function in the body. First, it counteracts the effects of neuropeptide Y which is a potent feeding stimulant secreted by cells both [...]

Ronca showed the impacts of 12 weeks of glucosamine supplements on people with knee pain, indicating the same progress in clinical and functional trials in the cure of placebo subjects. The study of the effects [...]