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Biology Essay Examples and Topics

Cellular Fluid and Regulatory Mechanisms

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 [...]

Fertility Issues and Sexual Positions

Even if a woman is menstruating, which is indicative of their potential to get pregnant, abnormal hormone levels within a woman's body can cause issues when it comes to the density of the uterine wall [...]

Microbiology Lab: Helminths

The purpose of this experiment is to observe the characteristics of eukaryotic pathogens, including protozoa, fungi and helminthes; to be able to distinguish between different organisms, and apply the results in the field of microbiology. [...]

Fungi: Characteristics and Groups

Chytridiomycota is a division of the kingdom Fungi. This class is often called higher fungi because of their complicated structure and other unique characteristics that differ them from other representatives of the kingdom.

Biodiversity, Its Evolutionary and Genetic Reasons

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 [...]

Male Mating Success and Courtship Modalities

For this reason, this review focuses on the provision of more insights on the subject of sex and evolution with a specific focus on the explanation of female preference for multi-modal courtship and why the [...]

Lab Report: Caenorhabditis Elegans

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 [...]

Marine Life in United Arab Emirates

This report analyses the marine life in the UAE, covering detailed information about the various species of animals found in the region and their adaptation to the unique environment.

Pollutants Effects on Cellular Respiration Rate

Therefore, the purpose of the experiment was to investigate the effects of pollutants on the cellular respiration rate. Moreover, the hypothesis that the presence of a pollutant harms the rate of respiration was investigated by [...]

Myths about the Brain Functionality

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 [...]

Natural Sciences: Insects

The number of insects in the world exceeds the number of all the other species taken together. This way, the reduction of the number of pollinating insects will lead to the decline of productivity of [...]

Biochemical Cycles

Carbon is also an important element for the living organisms; hence the carbon cycle which is a gaseous cycle takes place to recycle the carbon and make it available for the living organisms.

Biodiversity Issues

Genetic diversity is a term used to refer to the dissimilitude of organisms of the same species. Species diversity is used to refer to dissimilitude of organisms in a given region.

Drug Mescaline Peyote

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 Diffusion of a Cell

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

A Study of “Escherichia Coli”

The division of bacterial cells is focused on the study of the force that makes the cell separate into two, paying specific attention to FtsZ and the division ring Z-ring.

Cell Membranes

When cells are contained in solutes with a majority of big molecules, the rate of permeability in cell membranes will automatically decrease.

The Cane Toad

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 [...]

Karyotype results

The severity of potential malformations to the foetus is another important factor as it would determine the survival rates of the foetus.

Concept of Bioethics in Society

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.

Inventions and Discoveries

The paper will look into the history of the discoveries and their effects in the development of the human well beings as well as the enhancement of the human understanding of the surrounding nature in [...]

History Of Biotechnology

In the course of the First World War, the processes of fermentation were set up in order to carry out production of acetone from the solvents of paints as well as starch to be used [...]

Pets and people

In this case, the dogs can have the aspect of love in the same manner as human beings. However, the inner calm and satisfaction that are depicted by dogs are similar to that of humans.

The Melanin Theory

The architects of this theory believe that white people are mutants and that whiter skin is a form of albinism with the likes of Wade Nobles opining that "Blacks are fully human because of their [...]

Vertical Stratification

Due to the differences in the terrestrial and aquatic environments, numerous contrasts between the two environments can be observed. Another major difference between the terrestrial and aquatic ecosystem is their level and ability to support [...]

Exotic Species Threat

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.

Earth Atmospheric Evolution

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 [...]

Types of Tress in Alaska

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 [...]

Cell Culture Technique

This situation of cell line cross contamination could be attributed to constant necessity in the protocol for cell culture viability and identification.


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 [...]

The Right Brain versus the Left Brain

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 [...]

Evidence for ancient endosymbiosis

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 [...]

Bioremediation Technology

The organisms are introduced on the site of contamination to degrade the contaminants. The contaminants reduce the fertility of the soil.

The Spiders Relationship

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.

The Human Cloning Debates

Nonetheless, the scientists opposed reproductive cloning claiming that the practice undermines the uniqueness of humankind and that it is unethical to put the lives of clones in a condition of being susceptible to harm or [...]

Grass and its importance

His book titled "Omnivore's Dilemma: A Natural History of Four Meals" discusses several aspects of nature and focuses specifically on grass and what it is for animals and different people.

The Nervous System

The PNS consists of the nerves that link the CNS to receptors and effectors in the body. The nerve cell The nerve cells play a critical role in the body system.

How the Brain Lies

In most cases, the victim of the lie might ignore the clues to the lie in fear of the consequences of the lie being revealed, hence accepting to be lied to.

The Biological Basis of Sleep

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 [...]

Essentials of Biodiversity

At the same time, the knowledge and a more informed understanding of the whole concept of biodiversity gives us the power to intervene in the event that we are faced by the loss of biodiversity, [...]

Vaquita – An Endangered Species

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 [...]

Algae Interaction

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

Strawberries History

They are the most famous and trendiest fruits in the planet. Strawberries are also used as ingredients in strawberry tiramisu which substitutes the coffee flavor for tasty and colorful strawberry effect.