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Science Essays

4,476 Science Free Papers: 721 - 750

  • Case Study of Challenge Disaster- from a Risk Management Perspective

    Case Study of Challenge Disaster- from a Risk Management Perspective

    2.0 INTRODUCTION AND AIMS Organisations nowadays face various external and internal risks such as strategic risks, operational risks, financial risk and environmental risks. Managers tend to focus on those risks with greater uncertainty like natural disasters. However, some risks also bring destructive outcome even they are predictable and controllable. The

    Essay Length: 2,699 Words / 11 Pages
  • Cash Flow Case

    Cash Flow Case

    a. Caledonia is considering two additional mutually exclusive projects. The cash flows associated with these projects are as follows: YEAR PROJECT A PROJECT B 0 −$100,000 −$100,000 1 32,000 0 2 32,000 0 3 32,000 0 4 32,000 0 5 32,000 $200,000 The required rate of return on these projects

    Essay Length: 600 Words / 3 Pages
  • Cat Scan

    Cat Scan

    In the twenty first century humans have developed many important tools to fight diseases. The CAT scan or computed tomography (CT) scan is one of the tools that have helped save countless lives. The CAT scan is a diagnostic procedure that uses X-rays to look inside your body with the

    Essay Length: 1,124 Words / 5 Pages
  • Cat Uri

    Cat Uri

    Feline Upper Respiratory Infection or URI is caused by group of viral and bacterial infections. Rhinotrachitis and calicivirus are the most common causes. URI is like the human common cold; it causes sneezing and discharge from the eyes and nose. Treatment of URI Most cats get over URI's on their

    Essay Length: 266 Words / 2 Pages
  • Catalase Activity

    Catalase Activity

    Analysis Graph 1 interprets the data shown on the table of results. The graph shows that the highest rate of reaction is at pH 7. This therefore supports my theory that at pH 7 the rate of reaction will be highest. This relate to other resources, such as books and

    Essay Length: 914 Words / 4 Pages
  • Catalysis Using Enzymes in Pineapple Factors Affecting Enzyme Activity

    Catalysis Using Enzymes in Pineapple Factors Affecting Enzyme Activity

    Background Research for Science Fair Catalysis Using enzymes in Pineapple Factors Affecting Enzyme Activity Pineapples contain enzymes known as Bromelian. Bromelian are protein digesting enzymes and they are useful because they are well known for reducing muscle and tissue inflammation. They also aid in acting as a digestive aid. Overall,

    Essay Length: 416 Words / 2 Pages
  • Cause and Effect of the Water Wheel

    Cause and Effect of the Water Wheel

    A water wheel changes the energy of falling water into mechanical energy that can be used for machines. The water is directed into the wheel through a tube. The wheel is placed on an axle, which is connected by gearing with the machine it is to operate. There are

    Essay Length: 771 Words / 4 Pages
  • Cause of Death for a Female Patient That Presented to the Er with Ventricular Tachycardia 1998

    Cause of Death for a Female Patient That Presented to the Er with Ventricular Tachycardia 1998

    Objectives The objectives of this case study are to evaluate the cause of death for a female patient that presented to the ER with ventricular tachycardia, of which elevated to ventricular fibrillation and was unsuccessfully resuscitated. Furthermore, what genetic presupposition to development of VT did she have, and how was

    Essay Length: 815 Words / 4 Pages
  • Cause of Resistance

    Cause of Resistance

    Aim The resistance of a conductor is well known to be dependent upon the Material it is made from, its length, diameter, and temperature. I am going to be studying the resistance of wire to see how a length of Nichrome wire affects the dependent variable, resistance. Prediction I predict

    Essay Length: 971 Words / 4 Pages
  • Causes of the Ozone Hole and the Threat It Carries to the Public Health

    Causes of the Ozone Hole and the Threat It Carries to the Public Health

    Nowadays, people very often raise the subject of the threat of the environment and the ways of preventing natural disasters. A so-called ozone hole (also known as ozone depletion) is also the topic of many discussions. Everybody knows that this phenomenon is worrying and it brings undesired effects. Unfortunately, not

    Essay Length: 1,670 Words / 7 Pages
  • Ceasarian Section

    Ceasarian Section

    The most common reason that a cesarean section is performed (in 35% of all cases, according to the United States Public Health Service) is that the woman has had a previous c-section. The "once a cesarean, always a cesarean" rule originated when the classical uterine incision was made vertically; the

    Essay Length: 401 Words / 2 Pages
  • Cell Chemistry

    Cell Chemistry

    The first article I read in this section dealt with a few different things that go on inside of a cell. One of the question is what would happen to a cell with a low supply of energy? There are many processes of the cell that will stop working but

    Essay Length: 554 Words / 3 Pages
  • Cell Function

    Cell Function

    CELL STRUCTURE AND FUNCTION All living things are made of the same basic building blocks, cells. A human is made of 65 trillion cells. Cells are everywhere, on you skin, in your blood, and even on your tongue. In fact, your blood is clear but red blood cells are what

    Essay Length: 563 Words / 3 Pages
  • Cell Organelles

    Cell Organelles

    The studies of Robert Hooke 1665 into a plant material would allow the determination of a pore like regular structure surrounded by a wall of which he called 'cells' this in itself unbeknownst to him, was the discovery of the fundamental unit of all living things. In 1838 a botanist

    Essay Length: 2,108 Words / 9 Pages
  • Cell Phone Use and Brain Tumors

    Cell Phone Use and Brain Tumors

    Introduction Many technologies today have made life so much easier to the point that it is hard to live without them. Cell phones could safely be included in this category. Cell phones are the smaller and wireless version of the regular phones, which people can take anywhere they want. When

    Essay Length: 1,306 Words / 6 Pages
  • Cell Structure and Function

    Cell Structure and Function

    Cell Structure and Function Biology II Cell - The basic unit of life. Also considered as the smallest independent living unit of all living organism. This consist of a plasma membrane surrounding a microscopic amount of Jelly-like cytoplasm. Cell Theory All living things are made up of cells. Some organisms

    Essay Length: 1,057 Words / 5 Pages
  • Cell Transport and Homeostasis

    Cell Transport and Homeostasis

    Cell Transport And Homeostasis The roles of different types of cell-membrane proteins in the preservation of body organs donated for transplant is very vast. Certain cell-membrane proteins carry several different types of nutrients that are beneficial and are sometimes very important to keep organs that are to be transplanted healthy

    Essay Length: 740 Words / 3 Pages
  • Cells


    Welcome, welcome, welcome!!! Polly said you might drop by. If you would like, I'll introduce you to some of the real characters that inhabit the wonderful world of cells. "I'm Chloe the chloroplast. I'm a part of a plant cell. My job is to turn sunlight into sugar! Isn't that

    Essay Length: 786 Words / 4 Pages
  • Cells Alive Internet Activity

    Cells Alive Internet Activity

    Name: Cells Alive- Internet Lesson Objectives: Understand the relative sizes of objects, including the cell, sketch and identify the function of cell structures; compare eukaryote to prokaryote cells; compare plant and animals cells Part A. "HOW BIG IS A...." (click on the interactive link "howbig" to access this page)

    Essay Length: 788 Words / 4 Pages
  • Cells and Cell Theory

    Cells and Cell Theory

    Cells and Cell Theory What advantages does small size give to a cell? Many cellular processes occur by diffusion, which is efficient over short distances, but less efficient over long distances. Since all materials going in and out of a cell must pass through the plasma membrane, the greater the

    Essay Length: 1,042 Words / 5 Pages
  • Cells and Their Parts

    Cells and Their Parts

    Cells are some of the smallest organisms around. All living things consist of cells, and yet they are invisible to the naked eye. Cells are the basic structural and functional units of life. Cells are made up of many different parts which allow them to function properly. All cells are

    Essay Length: 769 Words / 4 Pages
  • Cellular Functions

    Cellular Functions

    By GERARD CHRETIEN BIOLOGY Cellular Pathways Several principles govern metabolic pathways in the cell: A. Complex chemical transformations in the cell do not occur in a single reaction, but in a number of small steps that are connected in a pathway. B. Each reaction is catalyzed by a specific enzyme.

    Essay Length: 2,128 Words / 9 Pages
  • Cellular Reproduction

    Cellular Reproduction

    Cellular Reproduction Cellular Reproduction is the process by which all living things produce new organisms similar or identical to themselves. This has to happen because if a species were not able to reproduce, that species would quickly become extinct. Reproduction consists of a basic pattern: the conversion by a parent

    Essay Length: 513 Words / 3 Pages
  • Cellular Respiration and Fermentation

    Cellular Respiration and Fermentation

    Cellular Respiration and Fermentation Facts to Remember 1. Cellular respiration is a catabolic series of reactions. 2. All living forms conduct some form of cellular respiration, either aerobic or anaerobic. a. Aerobic is in the presence of oxygen b. Anaerobic is in the absence of oxygen or none oxygen requiring.

    Essay Length: 595 Words / 3 Pages
  • Cellular Respiration Lab Report

    Cellular Respiration Lab Report

    Cellular Respiration Lab Report Wednesday 8:00 A.M. Lab March 2nd, 2005 I. Introduction In this lab we are measuring the amount of oxygen used in both germinating and non germinating peas. We are measuring the oxygen consumption by taking a reading of a respirometer submerged in two water baths.

    Essay Length: 524 Words / 3 Pages
  • Cellular Respiration Lab Report

    Cellular Respiration Lab Report

    BIO181L- F3:15 February 16, 2017 Mitochondria and Cellular Respiration Introduction Cellular respiration is how organisms derive energy for proper functioning, such as heating & cooling, and providing electrical impulses in our brains. The first step of this process is glycolysis, which is a series of reactions that extract energy from

    Essay Length: 1,440 Words / 6 Pages
  • Centipedes


    Did you know that one species of centipede can be a foot long? Thankfully, this type only lives in South America. Centipedes are insect-like invertebrates. They are usually reddish-brown in color, but can range in color from yellow to dark brown. Depending on the species, are between 3 and 30

    Essay Length: 449 Words / 2 Pages
  • Centripetal Forces

    Centripetal Forces

    While the bob is moving in the circular motion, the centripetal force that is provided is the spring. The spring causes the bob to get pulled inward and while it is being pulled inward while being rotated it provides a centripetal force. If this force was suddenly removed, the Bob

    Essay Length: 361 Words / 2 Pages
  • Ceratopsians and Pachycephalosaurs

    Ceratopsians and Pachycephalosaurs

    Ceratopsians and Pachycephalosaurs Around 144 million years ago, began the emergence of the Ornithischian dinosaurs during the cretaceous period and diversified into North America and Asia. Ornithischians were classified as having a hip structure similar to that of birds, although they are not the descendants of birds. Marginocephalians, meaning

    Essay Length: 2,142 Words / 9 Pages
  • Ceratopteris Richardii

    Ceratopteris Richardii

    Ceratopteris richardii: The effects of increasing spore density in detecting higher percentages of sexually expressed gametes. Abstract: The Ceratopteris genus is a model plant system in allowing the study of life and reproductive cycles of spores, allowing for spore to gamete cellular and physical observation. The triangle water fern, Ceratopteris

    Essay Length: 972 Words / 4 Pages
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