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» Browse Science and Environment Term Papers
Cloning And Its Implications
Number of Words: 954 / Number of Pages: 4
... dying? Many people believe it is unjust to use animals for testing various products for humans, such as makeup and shampoo. Creating life for the simple purpose of injecting a deadly disease in the body to find a cure is just? Another purpose of cloning may be for work labor. Should society create people to work for others like robots? People have different beliefs to answer such questions. A few people believe cloning can be helpful for those unexpected events resulting the death of a love one. If a brother or sister dies, should a person be allowed to create a new one that will be exactly the same? ...
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Constellations
Number of Words: 660 / Number of Pages: 3
... bright stars in a row in the winter evening, you might realise, "Oh! That's part of Orion!" Suddenly, the rest of the constellation falls into place and you can declare: "There's Betelgeuse in Orion's left shoulder and Rigel is his foot." And once you recognise Orion, you can remember that Orion's Hunting Dogs are always nearby.
Where did the come from?
OK, so we know the are helpful for remembering the stars, but why would people want to do that (besides an astronomer)? After all, I said at the beginning that farmers invented the . Why did they do that? Was it for some religious purpose?
Yes and no. ...
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Biology Heat Loss Practical Write Up
Number of Words: 1982 / Number of Pages: 8
... when you increase the size of an object the surface area to volume ratio decreases so in this example it is very likely that the two flasks in question are different shapes.
In this experiment the two flasks which will be used will different surface area to volume ratios as follows:
100 cm3 flask: Volume = 100, Surface Area = 115. Surface Area to Volume Ratio =
115
---- : 1 = 1.15 : 1
100
500 cm3 flask: Volume = 500, Surface area = 330. Surface Area to Volume Ratio =
330
---- : 1 = 0.66 : 1
500
As it is seen the ratio is lower in the 500 cm3 flask. This means that the r ...
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Aquired Dyslexia
Number of Words: 1877 / Number of Pages: 7
... the brain. The model is subdivided in to two main processing routes, the Non Lexical Route and the Lexical route.
A model produced based on theories from Coltheart (1981) shows that there are several routes to speech production in the brain. The eye first identifies the printed word. In the adult skilled reader the eye does not move in a smooth pattern but actually jumps to certain focus points in a sentence the brain itself actually fills in the missing words. It does this by top down processing in which the brain applies words to the sentence to make the overall meaning correct. The eye does not mo ...
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Astrology
Number of Words: 1056 / Number of Pages: 4
... through history, but it always maintained that station of being. (www.astrologers.com/history.html# Relevant, p.1) After some aspects of religion became prevalent, became known as the “work of the devil”. (Weblinker.com Enterprises, p.1) During the Renaissance, though, became more liked than before. (Weblinkers.com Enterprises, p.1) Even religious leaders began to practice more often. (Weblinkers.com Enterprises, p.1) People of the royal families had their own astrologers. (Weblinkers.com Enterprises, p.1) That is how worldwide was. (Weblinkers.com Enterprises, p.1)
Modern day is meant to be a ...
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Managing Waste, To Save Our World
Number of Words: 205 / Number of Pages: 1
... cannot be
simply thrown away anymore, now it must be managed. Managing our trash is the
"in thing", yet it is hardly convenient. Lets face the facts, sealed toxins
"won't affect us for a good twenty years". Although this may be true, there are
still many advantages to waste management.
Today, more people are in favour of companies who invest in "green products". As
a result, companies have removed phosphates, bleaches, and have made their paper
products out of recycled papers. At home, families, are saving things, like
leftovers, and making sandwiches for the next day. Industries are also
manufa ...
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Animal Uses
Number of Words: 738 / Number of Pages: 3
... rabbits only because they have no tear glands to wipe away any foreign objects on the eye. The animal would be strapped down and the "product" would be dropped into the eyes. After irritation came pain, after pain came ulceration and bleeding, blindness would follow. Other tests would include "forcing hair dye or face powder into a dog or rat through a stomach tube until its internal organs rupture." It really makes no sense that people can still be for animal testing when one can look at a case like this and just simply wonder.
Animals not only have a brain, they have feelings too. Curtis uses ...
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Acid Rain
Number of Words: 1923 / Number of Pages: 7
... found the problem it was already very large. Detecting an acid lake is
often quite difficult. A lake does not become acid over night. It happens over a
period of many years, some times decades. The changes are usually to gradual for
them to be noticed early.
At the beginning of the 20th century most rivers/lakes like the river
Tovdal in Norway had not yet begun to die. However by 1926 local inspectors were
noticing that many of the lakes were beginning to show signs of death. Fish were
found dead along the banks of many rivers. As the winters ice began to melt off
more and more hundre ...
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Air Pollution 2
Number of Words: 951 / Number of Pages: 4
... dioxide is certainly one of the major atmospheric pollutants considered that it causes stinging eyes, lung damage, asthma, and acid rain. It is the result of coal-fired power stations. Nitrogen oxides that is produced by the exhaust of cars, causes pneumonia and asphyxia. The outcome of the well known dust particles is often underestimated. It is caused by industrial chimneys, car exhaust, and volcanic eruptions and it effects the environment by toxic effects and damage of the lungs. Radioactive isotopes which are caused by small quantities from nuclear waste and nuclear accidents have an carcino ...
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Expansion On The Recent Discoveries Concerning Nitric Oxide
Number of Words: 1215 / Number of Pages: 5
... and water. Yet even its short-lived life, it has found many
functions within the body. Nitric oxide enables white blood cells to kill tumor
cells and bacteria, and it allows neurotransmitters to dilate blood vessels. It
also serves as a messenger for neurons, like a neurotransmitter. The compound
is also accountable for penile erections. Further experiments may lead to its
use in memory research and for the treatment of certain neurodegenerative
disorders. One of the most exciting discoveries of nitric oxide involves its
function in the brain. It was first discovered that nitric oxide playe ...
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