Biology Essays

The essays below were written by students to help you with your own studies.

Biology Essays Page 1

The Role of Oxidative Stress in Ageing
21st Apr 2021
Introduction: Many theories have been put forward to explain ageing process. One of the most examined theory is the oxidative stress theory of ageing....

Essay on Angiogenesis - The Development of New Blood Vessels
20th Apr 2021
Introduction: Angiogenesis, or the development of new blood vessels, is a critical process in human biology. This development can occur as the extension of new blood vessels from existing vessels in the body, or as de novo formation....

Asymmetry and Polymorphism of Hybrid Male Sterility
31st Mar 2021
Introduction: In this study, the researchers sought to determine the genetic cause of male sterility in house mice when there was interbreeding among different but related species. The researchers took two breeds of two species of house mice, musculus and domesticus, and cross-bred wild-type with classic inbred type, from the laboratory, and wild-type with wild-type....

Bio-resources and Genome Sequencing Advances
31st Mar 2021
Introduction: Bio-resource refers to the total biological variation manifested as individual plants, animals or their genes, which could be utilized as drugs, food or feed, etc., along with the development of improved crops and animals for higher yield and tolerance to biotic and abiotic stresses....

The Use of AFLP for DNA Fingerprinting
31st Mar 2021
Introduction: The Amplified Fragment Length Polymorphisms (AFLP) technique is a very powerful DNA fingerprinting technique for DNAs of any source or complexity, varying in both size and base composition. In addition, this method shows high discriminatory power and good reproducibility showing to be efficient for discriminating at the species but also at the strain level....

Field Effects of Climate Change: Literature Review
23rd Mar 2021
Introduction: A preliminary review has been compiled to cover on field effects of climate change and agronomical responses to irrigation methods. The literature was reviewed in association mapping studies of durum wheat and for dissection of Global Warming traits....

Role of Epigenetic as a Force in Evolution
3rd Nov 2020
Introduction: In this essay, the role of epigenetics as a force in evolution will be discussed. It will start with the interaction between environmental stressors and how individuals react to these through epigenetics, followed by comparing it to natural selection and genetic variation....

Relationship between Genetics and Cancer
3rd Nov 2020
Introduction: Cancer causing genes that affect the way cells grow, duplicate and separate are passed down through family lineages. The prevalence of cancer has brought precision medicine and made it a key factor of nursing practice...

Fossil Record Evidence for Evolution
1st Jun 2020
Introduction: Introduction In general, the term ‘evolution’ can imply a drastic or gradual change from a very broad perspective. Life on earth, the universe,galaxies, as also the earth in general have e...

Example Biology Essay - 2:1 Level
1st Jun 2020
Introduction: NHS Cervical Screening Programme: Liquid Based Cytology vs. Conventional Cytology Introduction Cervical screening, such as the regular programme provided by the NHS, is a very successful way of detect...

Structure and Functions of Microtubules
1st Jun 2020
Introduction: Describe the Structure and Functions of Microtubules – Why Can Drugs That Interfere With Microtubule Assembly Be Used as Cancer Therapy? Introduction Microtubules form as a highly organised netw...

Do Animals Have a Consciousness?
18th May 2020
Introduction: The question of animal consciousness and their ability to think about their actions has been widely discussed, but, as of yet, has not reached a clear consensus. While there is convincing evidenc...

Detecting Microbes in Food
18th May 2020
Introduction: Detecting Microbes in Food Abstract In this experiment, the purpose was to detect the number of microbes in different food samples from the final dilution for each. The hypothe...

Genetic Status of Golden Lion Tamarin (GLT)
18th May 2020
Introduction: Golden Lion Tamarin (GLT) In assessing the genetic status of GLT, the information given about the pedigree shows that firstly, all the individuals within the population have very low m...

Role of the Microbiome in Alzheimer's Disease
18th May 2020
Introduction: Specific Aim Alzheimer’s disease (AD) is a devastating disease that manifests as Beta-amyloid plaques and tau aggregation that accumulate in the brain (1).  Currently, no treatmen...

Enterococcus Faecalis Identification Experiment
18th May 2020
Introduction: Abstract  Enterococcus faecalis is a cocci-shaped, gram positive microbe and is classified as one of the most prevalent antibiotic drug resistant nosocomial pathogens worldwide. Ent...

Lysosomes: Structure and Functions
18th May 2020
Introduction: Lysosomes are organelle found in the cytoplasm of eukaryotic cells and are often referred to as the “stomach of the cell.” Lysosomes were discovered in 1949 by a Belgian cytologist, Christian...