Science Essays
4,476 Science Free Papers: 631 - 660
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Bovine Somatotropin Term Paper
Introduction Each year farmers raise up to 36 million beef cattle. But did you know that farmers fatten up to 2/3rd of these cows with hormones (sciencenews.org). Our group did not, but when we heard this we knew that it would be an interesting and controversial topic to research further.
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Boyles Law
Purpose and Method: The purpose of this experiment was to understand Boyle's Law. In the experiment the pressure in the system under constant temperature and mass was used to confirm if the laws are true. Boyles law relates pressure and volume while all other factors are consistent and states: for
Rating:Essay Length: 446 Words / 2 Pages -
Boyles Law Apparatus
Abstract The objective of this lab was to determine the relationship (if any), between the pressure and volume of a gas given the temperature and # of molecules remained constant. Using the Boyle's law apparatus, and textbooks to demonstrate pressure it was concluded that there was a relationship between pressure
Rating:Essay Length: 1,398 Words / 6 Pages -
Brain Cancer
Brain Cancer The brain is made up of millions upon millions of cells. These cells are formed from before birth, up until about 7 years old. Once these brain cells stop dividing, they are never meant to divide again. You can see that the division of brain cells is under
Rating:Essay Length: 998 Words / 4 Pages -
Brain Cancer Innovation: Attacking the Core
In the article Brain Cancer Innovation: Attacking the Core, Anne Denogeantries to clarify how deadly glioma (malignant tumor of the neurological cells) actually is, and how a balloon filled with radiation can extend a patients life. Anne goes on to explain that this treatment is not a cure but
Rating:Essay Length: 375 Words / 2 Pages -
Brain Cells
Dheeraj Ayyagari AP Biology Summer Assignment Bibliographical Information: Susan Okie, Stem-Cell Research- Signposts and Roadblocks, July 7, 2005, The New England Journal of Medicine. Introduction: Stem-cell- an unspecialized cell that gives rise to differentiated cells Embryo- an unborn or unhatched offspring in the process of development, especially an unborn
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Brain Implants Physically Challenged
Traion Ms. Brown CMIN 201-202 February 28, 2007 Brain Implants Physically Challenged The ever-increasing presence of computers in everyone's lives has generated an awareness of the need to address computing requirements for those who have or may develop physical limitations. The Americans with Disabilities Act (ADA) requires any company with
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Brain Structures and Their Functions
Brain Structures and their Functions * Cerebrum * Cerebellum * Limbic System * Brain Stem The nervous system is your body's decision and communication center. The central nervous system (CNS) is made of the brain and the spinal cord and the peripheral nervous system (PNS) is made of nerves. Together
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Branches of Chemistry
Atmospheric chemistry is a branch of atmospheric science in which the chemistry of the Earth's atmosphere and that of other planets is studied. Environmental chemistry is the scientific study of the chemical and biochemical phenomena that occur in natural places. It can be defined as the study of the sources,
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Breakthrough in Nanotechnology
With this technology being perfected in the near future scientists will have to overcome certain obstacles to our fast healing bone breakages substance. With this substance being practically, used scientists will have solved components. (Holley, S. E. (2009).) The first component would be if our substance will be no be
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Breakthroughs in Solar Power Technologies
Throughout history, mankind has been using the natural energy of the sun, known as solar energy to meet his energy needs. Solar power involves using these emissions of heat and light by the sun to produce electrical or thermal energy. The sun, the most inexhaustible, renewable source of energy known,
Rating:Essay Length: 1,135 Words / 5 Pages -
Breast Cancer
Word Count: 2,402 The aim of the study will be to investigate the functions and roles of "Id-1" and "Id-3" proteins, and to see if their overexpression is responsible for human breast cancer (Jang et al. 2006). Id-1 and Id-3 are part of the Id protein family, which contains
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Breast Cancer
Breast Cancer For women, breast cancer is the leading cancer with lung cancer as the second. While it is mostly present for women, men can be affected too, but it is rare case. Breast cancer accounts for about 15% of all female cancers and about 20% of invasive cancers in
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Breast Cancer
Bianca Gambino Mrs. Pulkinen November 14, 2016 Health Science Breast Cancer The medical name for breast cancer, is carcinoma. There are 2 types of carcinoma. Ductal carcinoma is non-invasive cancer found in the lining of the breast milk duct. Lobular carcinoma is when the breast cancer begins in the milk-producing
Rating:Essay Length: 617 Words / 3 Pages -
Breast Implants
Breast Implants In the early 1980's breast implants began gaining popularity, but they have been on the market since the early 1960's. They were invented by plastic surgeons Cronin and Gerow. Dow Corning began manufacturing them commercially in 1962. Today over two million women have undergone breast augmentation surgery. There
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Breastfeeding
CHAPTER I I. INTRODUCTION Every year over four million women have babies. Every one of these new mothers must make an important decision for herself and her baby: to breastfeed or to bottle feed? One might assume intuitively that the matter is something calling for personal reflection, that it's an
Rating:Essay Length: 4,428 Words / 18 Pages -
Brellium
Be Protons = 4 Electrons = 4 Atomic # = 4 Neutrons = 5 Atomic mass = 9 Valance Electrons = 2 * Beryllium has one of the highest melting points of the light metals. * Beryllium is a steel grey, strong, light-weight and brittle, alkaline earth metal. *
Rating:Essay Length: 501 Words / 3 Pages -
Bridge
Introduction Even the most primitive humans have created bridges from material lying around in their surroundings. Hunters and gatherers always shared a common problem; streams, rivers and trenches needed to be crossed. A fallen tree can be dragged into position to serve as a plank. Forest tendrils may be intertwined
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Bridge Design Concept
Daniel Sacks Miles Jones Jackie Street YaVonne Johnson Bridge Design Concept Our bridge consists of three levels supported by 1" high cylinders to support each level. On each level we will have rows of both three and four cylinders extending across the middle. Each cylinder will be stacked on another,
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Bridge Project
Bridge Write Up The problem that we have is we need to find a bridge that will fill a gap that is 12" long, and 2.5" wide. Our objective is to build a bridge that can hold up to 2.5kg at the most. The bridge must have a length
Rating:Essay Length: 365 Words / 2 Pages -
Bridger Teton National Park
I am writing you today about my concerns of the Bridger Teton National Park which is in Western Wyoming. The Bridger Teton National Park is 3.4 million acres of wilderness that is untouched and can provide many natural resources that we Americans can use instead of depending on foreign resources.
Rating:Essay Length: 523 Words / 3 Pages -
Brief History of Time by Stephen Hawking
The author who wrote this book Mr. Stephen Hawking is regarded as the most brilliant theoretical physicistt science Einstein. Stephen wrote this book explaining different theories that earlier scientists, philosphers and astronomers had about the univerise. In his book he wrote about the different theories and opinions people have about
Rating:Essay Length: 2,186 Words / 9 Pages -
Broadband Wireless Access
Broadband Wireless Access (BWA) allows for the provision of high-speed Internet services without building physical structures consisting of fiber, coax or category 5 twisted pair in residential houses and business premises, relying instead on base transceiver stations (BTS) to transmit the bandwidth. However, at the initial stages, there weren't any
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Bruce Protocol
Introduction Maximal oxygen uptake is defined as the region in which oxygen consumption plateaus or increases only slightly with additional increases in exercise intensity. Maximal oxygen uptake is also known as maximal oxygen consumption, maximal aerobic power, aerobic capacity, or VO2 max. The maximal oxygen uptake (VO2 max) is a
Rating:Essay Length: 1,397 Words / 6 Pages -
Bruises
A bruise is one of the most common types of injury. It occurs when there is a blow or fall that causes small blood vessels to break under the skin. The discoloration and swelling in the skin are caused by the blood seeping into the tissue. The symptoms are
Rating:Essay Length: 533 Words / 3 Pages -
Bubbles
1. Combine water and detergent. Stir well, but do not shake. 2. For stronger bubbles, add Ð... cup corn syrup or glycerin, or more detergent. 3. Experiment with different brands of dishwashing detergent until you find one that works best for you. HINT: Playing with bubbles can be messy
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Bubonic Plague
Bubonic Plague The bubonic plague was an epidemic to hit most of Europe and the Mediterranean area in the year 1347 until the year 1351. The bubonic plague later became known as "The Black Death". Scientists are unsure of where the plague originated from. They do believe however that it
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Buffalo
At one time, bison were widespread from Alaska to northern Mexico. Now bison have been exterminated in the wild except in Yellowstone Park in Wyoming and Wood Buffalo Park, Northwest territory, Canada. The bison are gone in the prairie of the United States along with many of the ecosystem's species.
Rating:Essay Length: 1,441 Words / 6 Pages -
Bulimia Nervosa
Bulimia Nervosa Did you know that up to 4.2 percent of females have Bulimia Nervosa in their lifetime? That is almost one out of twenty. This is an eating disorder in which the person who has the disease gorges themselves then rids their body of it in inappropriate ways. Women
Rating:Essay Length: 717 Words / 3 Pages -
Bulimia: A Threat to Society
In a society that discriminates against people, particularly women, who do not look slender, many people find they cannot - or think they cannot - meet society's standards through normal, healthy eating habits and often fall victim to eating disorders. Bulimia Nervosa, an example of an eating disorder that is
Rating:Essay Length: 980 Words / 4 Pages