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Side By Side Endoplasmic Reticulum
2,193 words... e detoxification processes by which enzymes act on chemicals and drugs to change their structure and reduce their toxicity. The smooth endoplasmic reticulum of skeletal muscle stores calcium ions that function in muscle contraction. The Golgi apparatus is composed of flattened membranous sacs, containing cisternae, that are stacked on each other like dinner plates. The Golgi apparatus modifies, packages, and distributes proteins and lipids manufactured by the rough and smooth endoplasmic ret...
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Red Blood Cells Connective Tissue
986 wordsfunctions in the rapid internal transport of substances Your body's differentiated cells, which perform specialized tasks, cannot fend for themselves. Different types must interact in coordinated ways to maintain the composition, volume, and temperature of a tissue fluid surrounding them, the interstitial fluid. A circulating connective tissue-blood-interacts with tissue fluid, making continual deliveries and pickups that help keep conditions tolerable for enzymes and other molecules heart, gene...
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Constructed Wooden Molds Fines Mixture Pour Mixtures Concrete
2,443 words... ysi cal, thermal, and sometimes the chemical properties influence the performance of concrete. Aggregate is cheaper than cement and it is, therefore economical to put into the mix as much of the former and as little of the latter as possible. But economy is not the only reason for using aggregate: it confers considerable technical advantages on concrete, which has a higher volume stability and better durability than hydrated cement paste alone. General classification of aggregates: The size ...
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Southern Hemisphere Magnetic Field
1,422 wordsJupiter, the largest of the Jovian planets, reigns supreme throughout the solar system. Named after the Roman god Jove, the ruler of Olympus; "Jupiter is the fifth planet from the sun and is also the largest planet in the Earth's solar system. It is 318 times more massive than Earth and is two thirds of the planetary mass in the solar system. Jupiter's surface, unlike earth, is gaseous and not a solid. It is about 90 % hydrogen and 10 % helium with traces of methane, ammonia, water and rock. Jup...
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Planets And Solar System
1,809 words"A planet is a celestial body that revolves around a central star and does not shine by its own light " (Grolier, 1992). The only planetary system that is known to man is our solar system. It is made up of nine planets which range in size and make-up. The nine major planets in our solar system are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune and Pluto. There are also many other minor planets which are also in our solar system, but they are unimportant compared to the nine major ...
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Focal Length Distant Objects
1,280 wordsLight and other kinds of electromagnetic radiation coming from the universe outside the Earth must travel enormous distances through space and time to reach observers. Only the brightest and nearest stars can be seen with the unaided eye. To see farther and to clarify and measure what is seen, a telescope is needed. The word telescope is derived from the Greek words tele, "from afar, " and shops, "viewer. " Even a simple homemade telescope can clearly show Saturn's rings, Jupiter's bands and red...
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Dust Particles Magnetic Fields
2,093 words... planet from the Sun and is the third largest in the solar system. It has an equatorial diameter of 51, 800 kilometers (32, 190 miles) and orbits the Sun once every 84. 01 Earth years. It has a mean distance from the Sun of 2. 87 billion kilometers (1. 78 billion miles). The length of a day on Uranus is 17 hours 14 minutes. Uranus has at least 22 moons. The atmosphere of Uranus is composed of 83 % hydrogen, 15 % helium, 2 % methane and small amounts of acetylene and other hydrocarbons. Methan...
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Thousand Six Hundred Planet From The Sun
1,448 wordsOn a hot summer night, as you are sitting outside enjoying the evening, you tilt your head back and look into the night sky. You begin to wonder what is really out there? How far away are the stars? Are they stars or are they planets? We live in a part of the night sky called the Milky Way Galaxy. Our galaxy can be seen with the naked eye on a clear summer night. It resembles a ribbon stretched across the night sky. During the summer is when the Milky Way is at its fullest with the stars so clus...
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National Hurricane Center Atlantic Ocean
1,449 wordsThe term "hurricane" is a name given to violent storms that originate over the tropical or subtropical waters of the Atlantic Ocean, Caribbean Sea, Gulf of Mexico, or North Pacific Ocean. Hurricanes need warm tropical oceans, moisture and light winds above them in order to maintain themselves active. Those storms other than the ones considered typhoons are known as tropical cyclones, which is the general name for all such storms including hurricanes and typhoons. Hurricanes are named based on ce...
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Red Blood Cells High Blood Pressure
1,125 wordsThe circulatory system, which functions in the rapid internal transport of substances to and from cells. Your bodys differentiated cells, which perform specialized tasks, cannot fend for themselves. Different types must interact in coordinated ways to maintain the composition, volume, and temperature of a tissue fluid surrounding them, the interstitial fluid. A circulating connective tissue-blood-interacts with tissue fluid, making continual deliveries and pickups that help keep conditions toler...
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Ratio Of Circumference To Diameter Tray From A Scale Error
560 wordsDetermining The Ratio Of Circumference To Diameter Determining The Ratio Of Circumference To Diameter Of A Circle Determining the Ratio of Circumference to Diameter of a Circle In determining the ratio of the circumference to the diameter I began by measuring the diameter of one of the si objects which contained circles, then using a string, I wrapped the string around the circle and compared the length of the string, which measured the circumference, to a meter stick. With this method I measure...
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Earths Surface Earths Crust
4,346 wordsEARTH The Earth, mans home, is a planet. The Earth has special characteristics, and these are important to man. It is the only planet known to have the right temperature and the right atmosphere to support the kind of environments and natural resources in which plants and man and other animals can survive. This fact is so important to man that he has developed a special science called ecology, which deals with the dependence of all living things will continue to survive on the planet. Many milli...
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Fibre Optic Endoscopes Fibre Optic Endoscopy Fiber
4,917 wordsFiber optics produced by special methods from silica glass and quartz which replaced copper wire is very useful in telecommunications, long distance telephone lines and in examining internal parts of the body (endoscopy). Equipment for photography is available with all current fiber-optic endoscopes. Through a process known as total internal reflection, light rays beamed into the fiber can propagate within the core for great distances with remarkably little attenuation or reduction in intensity....
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Harper Amp Row York Houghton Mifflin
1,327 wordsOn a clear night, only a few hundred stars can be seen without the use of any astronomical instruments. The Milky Way Galaxy consists of at least 200 billion stars. Stars are huge balls of hot gases. The sun is a star, but it is not the largest star; it is only the nearest star. A star has three recognizable stages: its birth; the years in which it exists; and its death. Its formation and its life expectancy have captured the curiosity of astronomers for centuries. Astronomers from the past have...
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Lava Flows Earths Atmosphere
2,015 wordsThe Mercury Report Mercury Report The magnificent planet Mercury is the planet I have chosen to research. I this report I have explained all there is to know about Mercury and its aura. The Romans gave Mercury its name after the fleet-footed messenger of the gods because it seemed to move quicker than any other planet. It is the closest planet to the Sun, and second smallest planet in the solar system. Its diameter is 40 % smaller than Earth and 40 % larger than the Moon. It is even smaller than...
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Kilometers In Diameter Mitral Valve
1,169 wordsReading Response Researchers have now concluded that a heart defect, called mitral valve prolapse is not as dangerous as it was previously pronounced. The defect is far less common and dangerous, only effecting about 5 percent of Americans. The syndrome, which is caused by the mitral valve flaps becoming elongated and floppy, letting blood flow backwards into the heart chamber. The defect may require surgery to prevent sudden death, stroke, heart failure, and abnormal heart rhythms that cause fa...
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Rotation Period Wide Open
2,643 wordsSaturn is the outermost planet of the planets known in ancient times. The earliest known observations of Saturn, by the Babylonians, can be reliably dated to the mid- 7 th century BC, but it was probably noticed much earlier, since Saturn tends to shine brighter than most stars. To the naked eye it appears yellowish. The Greeks named it after Cronus, the original ruler of Olympus, who in Roman is the god Saturn. Saturn is the 6 th planet in order distance from the sun. It cannot approach the pla...
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Cm Measuring Cylinder
4,557 wordsPhysics CAT One Extended Untitled Physics CAT One Extended Practical Investigation Report Student Number: Purpose The Purpose of this investigation is to explore how the terminal velocity of a sphere falling through glycerol varies with the temperature of the glycerol and the size of the sphere. Introduction In the early stages of the project it was intended to investigate how the speed of a sphere falling through glycerol varies with the size of the sphere. However, after analysis it was decide...
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Carbon Dioxide Mercury Venus
1,583 wordsA Planets The Planets A planet is a celestial body that revolves around a central star and does not shine by its own light. The only planetary system that is known to man is our solar system. It is made up of nine planets, which range in size and characteristics. The nine major planets in our solar system are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune and Pluto. There are also many other minor planets which are also in our solar system, but they are unimportant compared to the...
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Heavy Metals Metal Ions
2,146 wordsThe inhibitory effects of a mercury compound, silver nitrate, and copper sulfate on Bacillus cereus, Escherichia coli, Micrococcus lotus, and Pseudomonas putin Introduction Certain heavy metals can have harmful or inhibitory effects on microorganisms, a process known as oligo dynamic action; for example, some heavy metal ions accumulate in cellular proteins leading to protein denaturation and ultimately cell death (Biology 108 lab manual 2001). A consequence of this is that heavy metals can affe...
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