Essays on Biology

There is currently a substantial body of research supporting the argument that there is a genetic influence on numerous human behaviors, such as homosexuality, intelligence and personality. One indication that behavior has a genetic basis is that behavior is often species specific. Examples include the …

Level 4 pathogens are quite simply, the nastiest causes of disease ever discovered. Scientifically speaking, they are organisms that cause severe diseases to humans and are serious work hazards in the laboratory. They also present high risk of epidemics and there are usually no effective …

5 Types of Open Wounds: Abrasion – Abrasions are wounds caused by traumatic scraping and loss of skin. Falls occurring while in motion frequently lead to skin abrasions. Extensive skin loss may occur with high-speed motorcycle or similar accidents. Thorough cleansing and bandaging of abrasions …

Introduction Cystic fibrosis is a genetic disorder currently affecting over 9000 people living in the United Kingdom alone, with millions of people carrying the faulty recessive gene responsible for the disease. This essay is split into 4 distinct sections, firstly looking at the faulty gene …

You were to analyze a variety of tests including analyzing a glucose solution for the presence of simple reducing sugars, analyzing a sample of vegetable oil for the presence of lipids, analyzing a ample of gelatin for the presence of protein, and analyzing an unknown …

Abstract Aim This review describes recent investigations in to the impact of atherosclerosis on the vessel using four inflammatory stages eventually leading to cardiovascular complication. Research in to atherosclerosis has intensified globally as it has become one of the main reasons for increased mortality among …

The skin is the largest organ of the body. On the average person, the skin is approximately 3000 square inches and weighs approximately seven pounds. While the eyes are the “windows of the soul”, the skin is the “window to the body” because it is …

Study guide for Ch 16-18 Chapter 16 • Alfred Hershey and Martha chase answered the question whether protein or DNA was the genetic material by using Bacteriophages (viruses that infect bacteria). o Bacteriaphages were good for the experiment because they only contain 2 organic compounds, …

The word ‘bacteria’ is normally associated with disease-causing organisms, like the Streptococcus bacteria. While there are a considerable number of pathogenic bacteria that are notorious for such diseases as cholera, tuberculosis, and gonorrhea, such disease-causing species are a comparatively tiny fraction of the bacteria as …

Heredity and the environment produce an individual difference in development. Behavioral genetics has an impact in development. Behavioral genetics according to Francis Galton is based on “a man’s natural abilities that are derived by inheritance, under exactly the same limitations as are the form and …

Cell Membranes and Transport Hands-On Labs, Inc. Version 42-0033-00-01 Lab Report Assistant This document is not meant to be a substitute for a formal laboratory report. The Lab Report Assistant is simply a summary of the experiment’s questions, diagrams if needed, and data tables that …

Genetically modified foods (GMF) have foreign genes such as plants, animals and bacteria inserted into their genetic codes. Genetically modified organism is processed in a way that does not occur naturally. Combining genes from different organisms is known as recombinant DNA technology. There are alternative …

Introduction Imagine yourself at the peak of adulthood, running, swimming, enjoying all aspects of life to the fullest, and being diagnosed with a fatal disease. Like a bird that soars the skies and gets shot down, that is the feeling that a person diagnosed with …

A membrane is a type of selective barrier that is used to separate or concentrate the feed stream as it passes through the membrane, which selectively allows some constituents to pass as others are retained on the surface of the membrane. The constituents that are …

DNA contains genetic material and information that makes up each individual trait. Every person can be identified by providing his or her genetic information based on a particular DNA strand. DNA information is an effective way of identifying persons if it is used properly. It …

The human body consists of number of organ systems which work collectively to execute functions of the body. The three most important human organ systems are circulatory, digestive and endocrine system. The main function of the digestive system is to process food in such a …

Be a vegetarian. It is all one can say to another to stay healthy. In the current world that human kind live in, it is very clear that many people have different problems in their bodies. Some people may have cancer, some may have flu …

The tall grass prairie is an ecosystem native to central North America, with fire as its primary periodic disturbance. In the past, tall grass prairies covered a large portion of the American Midwest, just east of the Great Plains, and portions of the Canadian Prairies. …

Macromolecules contain more than one molecules. They are usually found in foods. For example, lipids, nucleic acids, carbohydrates and proteins are the living organisms that macromolecules are commonly found. Their functions are mostly storing energy and information. By performing this lab, types of macromolecules are …

The cell is the biological basic unit to life .Every existing animal or plant owes its life to the cell. Cells cannot be seen with naked eyes but with the help of equipment called the microscope.  It is the environment that surrounds different, other existences …

My schooling and college was really of import factor in determining my calling. Excellent classs in board scrutinies, 83 % in 10th class and 82 % in 12th class, ever kept me in top 5 % of the school. Excellent module, which ever focused on …

Cord blood is the stem cell-rich blood in the umbilical cord after it has been immediately removed from the baby(What is Cord…). Cord bloods are usually stored through Cord Blood Banks and it is collected and processed through different techniques like through AXP, Hespan, and …

Amyotrophic Lateral Sclerosis (ALS), also known as Lou Gehrig disease, is a fatal, progressive disease that affects the motor neurons of the body. Attacking the nerve cells in the brain and spinal cord, ALS patients lose muscle control and thus becomes paralyzed (ALS Association, n. …

When people discuss diet and health there are many stigmas, one of them being that all fats are bad. While fats can be harmful if taken in excess, there are many different types of fats that make up this category. The fats that make up …

A computer virus is nothing but a programme that is built to “infect” other programs by making certain changes in that programme that render it unable to perform its designated function. (more…)

DISCUSIONIn the present survey Peroxidase ( peculiarly laccase, lignin peroxidase and manganese peroxidase ) were produced and optimized by selected fungous strains. Besides it has revitalized the function of Peroxidase for fabric dye remotion every bit good as utilize in detergents, fish diet as a …

The leaves are the part of a plant where most photosynthesis takes place.  Key: 1. Waxy cuticle: this gives the leaf a waterproof layer, which lets in light. 2. Upper epidermis: provides an upper surface. 3. Palisade cells: contain chloroplasts. 4. Spongy mesophyll: collection of …

6. 1. 1 Explain why digestion of large food molecules is essential. There are two reasons why the digestion of large food molecules is vital. Firstly, the food we eat is made up of many compounds made by other organisms which are not all suitable …

As a supporter of the idea, genetically modified babies will n t only improve newborn children’s health from diseases, but also have the specifications to c hang certain features of the child. Modifying babies sounds like such a farfetched futuristic idea, when in reality, today …

Nursing Implications-?prevent secondary infection, prevent wasting syndrome from malnutrition, maintain or improve the present level of immune function, maintain adequate social functioning, and maintain or improve current mental status. HIVE-I and HIVE-2 are both retroviruses and have only RNA as their genetic material. When they …