🦠 Biology Essay Examples and Topics

The Brain: An Introduction

The brain is a complex organ that performs a wide variety of functions, including processing information from the senses, controlling movement, storing memories, generating speech, producing emotions, making decisions, and controlling urination and defecation. All of these functions are necessary for survival.

Cortisol: The Hormone of Stress

Cortisol is a hormone that is produced by the adrenal gland in response to stress. It has various functions in the body, including the regulation of blood sugar levels, metabolism, and immune function. Cortisol also plays a role in learning and memory. Dysregulation of cortisol can lead to behavioral, cognitive, and physiological changes.

The Rise of Vancomycin-Resistant Enterococci (VRE) Infections: Causes, Symptoms, Treatment, and Prevention

This essay discusses the clinical manifestations, risk factors, treatment options, and prevention measures for vancomycin-resistant enterococci (VRE) infections. VRE infections are a serious problem that has been on the rise in recent years. These infections usually occur in patients with prior exposure to broad-spectrum antibiotics and/or immunosuppressive agents, as well as those with underlying health conditions. The most common symptom of a UTI is dysuria, followed by urgency, frequency, suprapubic pain, and hematuria. Wound infections may cause erythema, warmth, edema, and drainage of pus from the wound site. Bloodstream infections may cause fever, chills, sweats, hypotension, tachycardia, and shock. Gastrointestinal infections may cause diarrhea, abdominal pain, nausea, and vomiting. Treatment options

The Importance of the Whitebark Pine Tree Species to Animals and the Threat Posed by Blister Rust

The whitebark pine tree species is of great importance to animals that live in high mountainous regions as it provides them with food and shelter. However, the tree is under threat from the blister rust fungus which has killed up to 90% of trees in some areas. The loss of the whitebark pine tree species has had serious consequences for animals that depend on it for food and shelter.

The Process of Listening

This essay discusses the process of listening and the different factors that play a role in it. Listening is a complex process that involves many different physical and mental abilities, including attention, biological rhythms, culture, and abnormal behavior. Special treatment can be used to improve the process of listening for people with different disabilities.

Bacterial Resistance: An Overview

This essay will investigate the overview and analysis of resistant bacteria, in particular addressing the mechanisms of drug resistance, the impact of drug resistance, as well as solutions to this problem.

The Importance of Organic Macromolecules in Living Organisms

This essay discusses the four types of organic macromolecules that participate in living organism building: lipids, proteins, nucleic acids, and carbohydrates. It describes the functions of each type of molecule and how they contribute to the overall structure and function of living organisms.