are the ___________. The Paleozoic: The Cambrian Explosion Cambrian period is one of the Paleozoic____________________. During the Cambrian period‚ living things developed hard _____________. These hard structures such as shells and exoskeletons formed the _______. Trilobites were members of the phyla _____________and were dominant animal group during Cambrian. Archaeocyathids are reefs-building ____________. Archaeocyathids‚ an extinct group of sponges dominated the reefs of __________sea
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with tufts of weed and washboard corrugations" and "dark‚ rank‚ mysterious nighttime grass" that can give the reader the feeling of a dilapidated old place‚ unkempt‚ neglected but in a good way. (145) The narrator describes a motorcycle as "the exoskeleton of some gaunt chrome
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The brittle star‚ or the scientific class name‚ Ophiuroidea‚ is a close relative to what most people know as the common sea star‚ which are both in the echinoderm family. Today‚ there are over 2‚000 diverse species of brittle stars that exist. While the brittle star may resemble a sea star at first glance‚ the brittle star has many distinctive characteristics‚ such as its physical appearance‚ habitat‚ role in the ecosystem‚ reproduction and movement. The brittle star is typically mixed up with sea
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Disaccharides Sucrose A crystalline disaccharide of fructose and glucose‚ C12H22O11‚ found in many plants but extracted as ordinary sugar mainly from sugarcane and sugar beets‚ widely used as a sweetener or preservative and in the manufacture of plastics and soaps‚ also called saccharose. Sucrose is one of the main products of photosynthesis and the most common transport sugar in plants. It is also a no reducing disaccharide‚ and is synthesized in the cytosol via the phosphorylated intermediate
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Cambrian period 543-490 million years Introduction The Cambrian Period marks the beginning of the Paleozoic Era. This period gets its name from a place in Wales where the first examples of this type of ancient life was found. The period lasted for nearly 53 million years‚ from about 543 million years ago until 490 million years ago. The Cambrian Period marks an important point in the history of life on earth; it is the time when most of the major groups
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Human visual hardware is a result of a billion years of evolution within the earths atmosphere where light is scattered by molecules of air‚ moisture‚ particular matter etc. However as we ascend into our atmosphere with decrease density‚ light distribution is changed resulting in our visual hardware receiving visual data in different format. Some Aspects to Consider: 1. Visual acuity is the degree to which the details and contours of objects are perceived. Visual acuity
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We also knew that the Rotifer was a round worm with a split tail. We had to find the “jaws” of the invertebrate‚ in other words‚ a transparent‚ clear mastox that intakes food. Additionally‚ our group knew that the Gammarus possesses a heart‚ an exoskeleton‚ and a digestive tract (outlined in yellow). Lastly‚ we knew that the Planaria is a flat worm that reproduces sexually and has an “ocelli” which responds to light. Methods: 1. Set up the lap table with four microscopes all with the magnification
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The Life-Changing Journey In the short story‚ “Greasy Lake‚” written by author T. Coraghessan Boyle‚ we read about the gruesome discovery that the unidentified narrator himself comes across on one particular summer night while seeking adventure with his two friends. The teenage boys all of equal age believe they are “bad” and unfortunately they learn the hard way about the consequences of being mischievous when they visit the infamous Greasy Lake. The suburban boys find more than what they are
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The Biological Importance of Lipids Lipids are organic compounds found in all types of plant and animal cells. They always contain carbon‚ hydrogen and oxygen‚ however the relative amount of oxygen is less than the amount of carbohydrates in lipids. Lipids are polymers and the long chains of repeating units are joined together in a condensation reaction where water is also produced. The most common types of lipids are triglycerides‚ phospholipids and waxes. Triglycerides are formed by three fatty
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The Gym What truly defines a man is what he has to show when the weights of life are coming down. The gym is the place where I go to let off steam‚ forget about the world‚ and work towards my dreams. To play football at the next level is my dream and the gym is the gateway to the path that I will travel to get there. Everyone has that one thing they do to keep a sane mind. Whether it’d be painting ‚listening to music‚ or my case going to Anytime fitness . Anytime Fitness is one of the local
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