Free Biology Essay Examples & Writing Tips. Page 2

808 samples

Traps: Artificially Designed or Modified Cells

CAR protein receptors were created on modified red blood cells that attracted the virus and allowed it to enter the cell, but this was then a dead-end strategy for viral replication.
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The Fermentation Process of Olives

That is why the fermentation process is especially necessary to create an edible product from this fruit and it is close to those used for other products, such as sauerkraut. This step is completed to [...]
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Measurement of Generation Time of E. Coli

An integral part of bacterial cultures is the generation time, which determines the ability to double during each time interval: determining the minimum value of this time for an inoculated E.coli culture was the main [...]
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Molds vs. Yeasts: What Are the Differences?

Secondly, superficial mycoses affect the topmost layer of the skin and hair, whereas cutaneous mycoses affect deeper layers of the skin, hair, and nails. Systemic mycoses infect vital organs, whereas superficial mycoses can be found [...]
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The Amplification of DNA Samples

The isothermal amplification of nucleic acids represents a simplified process that allows for the quick and efficient accumulation of nucleic acid sequences in an environment of constant temperatures.
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Learning Biology in the Time of Virtual Education

Thus, the paper investigates the ways of learning biology in the age of social media and virtual education. The paper addressed the ways of learning biology in the age of social media and virtual education.
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Biodiversity: Aspects Within the Sphere of Biology

Finally, living objects consist of cells, which are the basic units of their function and structure. The viruses' structure depends on which nucleic acid is included, which denotes that there are DNA and RNA viruses.
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Application of DNA in Criminal Forensics

In phylogenetic studies, the analysis of DNA from fossil remains allows one to determine the taxonomic identity of a species, while in forensics, one can find the connection between traces and the perpetrator or the [...]
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Extracellular Enzyme Production Tests

Microbes produce exoenzymes to metabolize substances in their surroundings, and these microorganisms may be used in biochemistry assays to evaluate the presence and activity of exoenzymes.
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Voltage-Gated K+ Channels: Key Functions

K+ channels are a family of related proteins found in the neurons' plasma membrane and are responsible for controlling the flow of potassium ions in and out of the cell.
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Wildlife Management and Extinction Prevention in Australia

This paper investigates the threats to wildlife in Australia and strategies for managing and preventing their extinction. In summary, this paper examines the threats to wildlife in Australia and outlines strategies for managing and preventing [...]
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Literature on Invasive Plants in the United Kingdom

This essay entails a literature review to understand the nature, impacts and control of the "big four" invasive plants in the United Kingdom: Japanese knotweed, Himalayan balsam, giant hogweed, and rhododendron. The outline for the [...]
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“The Egg and the Sperm” by Martin: Article Review

By looking into the wording of significant medical and clinical books and analyzing the social ramifications of the language used within the text, the author intends to criticize the usage of metaphors as well as [...]
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Bacteria Classification and Assessment

A Gram stain is a common test to classify bacteria in blood, urine, or the infection site. In other words, the goal of antibiotics is to support the immune system in the treatment process.
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The Genomics of Adaptation in Birds by Campagna & Toews

076 Date of the Article: October 24, 2022 In the article The Genomics of adaptation in birds by Leonardo Campagna and David Toews, the authors consider peculiarities of natural selection and the evolution of birds [...]
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The Human Family Tree Development

Thus, the investigation of the existing lines of descent in a human family tree allows scientists to determine the worth of connection dots and differences and similarities between the ancestors.
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Streptococcus Pyogenes Overview

Streptococcus pyogenes, a beta-hemolytic bacteria, is officially a member of the Streptococcaceae family, which is regarded as the most harmful member of the entire genus due to the vast range of illnesses associated with it.
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Disorders of Thyroid Gland vs. Normal Structure

The hypothalamus in the brain produces the Thyroid stimulating hormone, which alerts the pituitary gland to inform the thyroid gland to increase or reduce the production of Thyroxine and Triiodothyronine by decreasing or increasing the [...]
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Menopause and Associated Anatomical Changes

Menopause is characterized by a reduction in the production of certain hormones, such as estrogen and progesterone, which affect the anatomical structure of organs such as the uterus and ovaries.
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Metabolic Responses to Exercise

Recent discoveries bring up new insights on the processes by which muscles connect with other organs and modulate the positive effects of physical exertion due to the application of molecular approaches to the biology of [...]
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The Human Body as a Site of Active Conflict

The paramount, major conclusion is that the hypothesis that the simulation of pre-industrial conditions associated with nutrition, fasting, and physical activity can stimulate insulin sensitivity and improve metabolism is true.
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Operant and Respondent Conditioning

In respondent conditioning, the stimulus-response dynamic is unidirectional: the US, often not controlled by the organism, elicits a response, but the organism cannot produce a subsequent stimulus since responding does not affect the presentation of [...]
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The Origin of Olives and Their Medicinal Uses

The history of the olive tree involves numerous events, from becoming one of the leading commodities in ancient Greece Olive to being spread around the world and used in food, pharmacological, and skincare industries.
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Yersinia Pestis: Mechanism of Streptomycin Resistance

This experiment makes a significant contribution to the study of the problem of resistance of the bacterium responsible for the occurrence of plague, investing in the development of a more effective method of treatment.
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“Pécis: Sociobiology” by C. Nickerson

The article has the following ideas that explore the essence of sociobiology. Of particular interest is the issue of gender inequality that arises from the field of sociobiology.
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The Nature of DNA Structure Discovery

Thus, scientists should expand the idea about the nature of discovery without relying only on insight or results, acknowledging Franklin as a discoverer of DNA structure. It is time to reconsider the nature of discovery [...]
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Biology Kingdom: Fungi, Plantae and Animalia

Rhizopus stolonifera is commonly known as black bread mold, it is one of the most frequently occurring fungi in the world, more often found in tropical and subtropical regions.
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Body and Atom Relationship Description

The relationship between atoms and matter is a more a complicated subject since people have the same atoms in their bodies that were present millions of years ago.
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Energy Balance and Expenditure

Energy density, which is typically expressed as the number of calories in a gram, is the quantity of energy or calories in a specific weight of food.
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Aspects of Lactic Acid Bacteria in Wine

Virdis et al.argue that they are frequently the result of yeast and microbial metabolism and are changed and generated in wine throughout the fermentation.
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Mitochondria and Power Companies

Energy companies are responsible for the energy production in cities, while mitochondria act as the source of energy in the cell.
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Lucid Dreams Aspects Nature Analysis

Lucid dreams are dreams in which a person realizes that he is dreaming but can be an active participant in the scenes taking place in the subconscious.
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Stuttering and Its Neurobiological Causes

The auditory and motor cortex activity was weakly correlated in PWS during speech reproduction with normal feedback. Signal amplification in the auditory cortex by altering auditory feedback improves speech fluency and synchrony of speech-related activity [...]
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Protein Structure and Functions

Since the primary structure is already mentioned in the paper, reviewing the secondary, tertiary, and quaternary levels of protein organization is also essential.
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Somatosensory Cortex and Perception of Touch

The somatosensory cortex is the sensory part of the brain that includes all sensations received from the skin and mucous membrane and all sensations received from the hands and joints.
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Developmental Stuttering in Children

In this lecture, the professor Soo-Eun Chang covers the topic from the point of causes of stuttering, the role of brain structure, and anomalies associated with stuttering development.
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Antimicrobial Action Mechanisms

Damage to the plasma membrane can impair the passage of substances into and out of the cell and its ability to maintain vitality.
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Animal Self-Medication Article Review

For instance, I believe that this specific article is useful and informative mainly because of the way it allows us to notice unobvious patterns in the interactions of seemingly unrelated organisms.
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Streptomycetes Among Prokaryotes Important in Society

Humans interact with streptomycetes in ways that are quite beneficial for the society in terms of pharmaceutics. In particular, streptomycetes are directly utilized in producing over 75% of commercially useful antibiotics and have shown effectiveness [...]
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Anatomy of Neuron and Neuroplasticity

Neuroplasticity, also known as neural plasticity or brain plasticity, is a process in which the brain undergoes adaptive structural and functional changes.
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A Biological Science Innovation Article Analysis

The most intriguing aspect of the article "Research that shines light on how cells recover from threats may lead to new insights into Alzheimer's and ALS" by Brian Andrew Maxwell is that it offers information [...]
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Diversity and Extinction of Cyclura Lewisi

One of the biggest risks to the population of this species is wild animals. The Grand Cayman blue iguana population is gradually expanding and is predicted to continue to rise as a result of continuing [...]
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The Swallowing Process Analysis

Upon showing the image of the desk with the character for "swallowing" on it, the participants were told to complete the swallowing action slowly and comfortably, as they normally would.
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Interesting Aspects of Brain Development

One of the most important brain developments concepts is neuroplasticity, which is the ability of experiences to impact the structure and activity of the brain.
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The Psychological Nature of Memory

Using the numerical representation of the participants' results, the researchers calculated the dependence of the memory and theory of mind in the process of recalling the interlocutors.
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Distribution of the Native Natural Species in Australia

Some of the factors that affect the ratio of the distribution of native plant species within the Australian states include human activities and environmental conditions such as temperature and solar exposure, and duration.
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Planting Bamboo: The Role of Photosynthesis

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Lastly, I think bamboo's photosynthetic exceptionalism is manifested in the fact that light is one of the most important factors of photosynthesis, as it is a source of the necessary radiant energy for biochemical processes.
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Methods of Finding and Identifying Dinosaur Fossils

The fossil record reveals that birds are the modern and feathered version of dinosaurs that evolved from past theropods in the Late Jurassic age. The reason for this is to ensure that fossil particulars weathering [...]
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The Occupational Exposure of Crude Oil Tank Cleaning Workers

The proposed research aims to critically assess the occupational exposure of crude oil tank cleaning workers in the Sultanate of Oman to benzene, toluene, ethylbenzene, and xylene and evaluate the effectiveness of existing control measures.
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How to Identify Ohio Wild Mushrooms

Mushrooms are used in both the chemical and pharmaceutical industries. In summary, fungi are used for many different purposes and applied in other areas.
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The Definition of ETC and Chemiosmosis

FMNH2 poisoning is expected to have a more deleterious effect on the proton gradient because one of the primary chains of electron migration within the membrane is disrupted in this case.
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Experiment on the Bacteriophages

Since the basis of the experiment was to measure the number of plaques on previously prepared plates, the only direct measurement was to count the number of such spots on the entire plate, and only [...]
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Nitrobacter’s Features and Position in the Ecosystem

One of the fascinating species of bacteria is Nitrobacter which plays a crucial role in the nutrition of plants. First of all, it is crucial to mention the concept of nitrification and the operations that [...]
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Is Vitamin D the New Super Nutrient?

The other significance of vitamin D in the body is that it can be manufactured when exposed to sunlight. What sets vitamin D apart from the other nutrients and arguably makes it a super nutrient [...]
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Anatomy of the Pituitary Gland

Adrenocorticotropic hormones - These are hormones that stimulate the adrenal gland to produce hormones. Thyroid-stimulating hormones - These are hormones that stimulate the thyroid gland to manufacture hormones.
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The Reproductive Attractiveness of Junco Birds

Specifically, the effects of two variables at once were evaluated: the proportion of white plumage on the brown coloration of male birds and the concentration of 2-pentadecanone in the reproductive secretion of individuals.
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Triplet Nature of the Genetic Code

One of the assumptions of molecular biology from an evolutionary perspective is that the triplet nature of the genetic code is a traditional form of two-nucleotide coding.
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Microbial Staining Techniques

The generally accepted technique for Gram staining consists of the sequential use of several dyes and the washing agent necessary to fix the color.
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The Beginning of Life: Stages and Participants

Human fertilization is the joining of a human egg and sperm in the ampulla of the fallopian tube, resulting in a zygote cell, or fertilized egg, which begins prenatal development. Syngamy is the joining of [...]
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Evolutionary Biology and Darwin

The lack of knowledge about the laws of heredity, the genetic and ecological structure of species, and the lack of experimental evidence of natural selection served as the basis for the growth of critical attitudes [...]
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Microbiology: Influenza Viruses

The virus uses the HA spikes on its envelope to attach to the sialic acid receptors on the epithelial cells. The HA spike proteins assist the virus in attaching to the lower respiratory tract epithelium.
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Biology of Neuronal Impulses Interaction

One of the main parts of the neuronal "chain" is a neurotransmitter. In the case of a voltage-gated channel, at rest, the activation gate of the channels is closed, and the inactivation gate is open.
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Clinical Testing of Naegleria Fowleri Amoeba

Considering the potential health consequence of the Naegleria Fowleri amoeba, analysis to obtain a fast diagnosis is considered crucial to allow early treatment procedures.
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Prefrontal Cortex and Effects of Stress Exposure

However, the inability to control the stressor can reduce the prefrontal cortex's capacity to regulate stress responses. Exposure to stress noticeably weakens the effectiveness of the prefrontal cortex while stimulating more primitive responses of the [...]
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Nervous System: The Main Functions

The Nervous System is the "command and control center of the body". These electrical impulses go between the brain, the skin, the organs, the glands, and the muscles.
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How Nematodes Are Beneficial to Humans

Humans are resistant to nematodes, certain parasitic nematodes, and they contribute significantly to controlling the spread of certain dangerous insects. While beneficial nematodes are exceptionally effective predators of pests, they are completely harmless to humans, [...]
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Memory: Its Functions, Types, and Stages of Storage

First, information is processed in sensory memory, which perceives sensory events for a couple of seconds to determine whether the information is valuable and should be kept for a longer period. As information goes through [...]
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