Woodlice Investigation Introduction: The ecological niche of the woodlice Porcellio scaber. The woodlouse Porcellio scaber is native to Europe but also commonly found in New Zealand. They live in cool‚ dark‚ damp microhabitats such as in rotting wood‚ under rocks‚ in caves and leaf litter. Small insectivorous rodents and birds as well as some spiders feed on woodlice. In the rotting log from which I gathered my specimens there were also millipedes‚ crickets‚ weta and spiders living. Woodlice
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Andrew J. Knight 3 December 2012 The Modern Native American Flute The modern Native American Flute produces beautiful and haunting melodies‚ often replicating the sounds of nature. It is similar in sound and purpose to its ancestors‚ such as the traditional Anasazi and Kokopelli flutes‚ but different in design and construction. With a unique sound production mechanism‚ this style of flute in fact is different from all other wind instruments the world over (Goss). Due to this uniqueness‚ they
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Uses of echocardiography Echocardiography (echo) can be used to evaluate your cardiac performance‚ the function of your heart valves‚ the thickness and motion of your heart walls‚ and the size of your heart chambers. An echo can help diagnose many heart conditions. Cardiac performance An echocardiogram can show how well your heart pumps blood (cardiac performance). To evaluate your cardiac performance‚ your doctor will mainly be interested in: • Your left ventricle‚ which pumps oxygen-rich
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of a group of cells (myocytes) positioned on the wall of the right atrium‚ at the center of the heart and near the entrance of the superior vena cava. The sinoatrial node coordinates beating of all four chambers of the heart. It stands to reason that this coordination would begin in the first chamber involved and travel to the rest in sequence. 3. Where is the SA node located? Wall of right atrium‚ near entrance of the superior vena cava. 4. List the blood types‚ their antigens and antibodies.
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rodents are repeatedly injected with a drug‚ in this case cocaine‚ in a unique chamber. The rodent is then placed in a room connecting the drug-associated chamber to a neutral chamber. Drug addiction is indexed by shorter latency to enter the drug- associated chamber‚ or lengthened time spent inside of it. In order to ensure that these effects are not specific to the chamber as opposed to the drug itself‚ the chamber assigned to be the drug-associated one is alternated over many trials (Itzhak &
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Enzyme Lab 6 03/13/2013 Report by Mary Jo Anthony I. Introduction II. Materials and Methods III. Results IV. Conclusion and Discussion Introduction Background Information: This lab allowed us to study chemical reactions and how catalysts will affect the rate of these reactions. The reaction we studied is the breakdown of hydrogen peroxide to water and oxygen and it is vital to life. The molecule hydrogen peroxide is a molecule that is toxic
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Gas operated systems are considered by many in the world of firearms to be the best system for these types of rifles. All gas operated rifles have the same basic process‚ the force of the bullet exiting the barrel is used to cycle the rifle and chamber another round. Components Of The Rifle Before operating a firearm such as the DPMS‚ it is important to understand its main components and how the function. Below is an exploded view of the rifle’s components. A DPMS AR15 is composed of 6 primary
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Elaborating Poe Blood and death are two major topics that the famous writer Edgar Allen Poe uses in his many writings. Edgar Allen Poe’s short story‚ The Masque of the Red Death‚ is a tale about Prince Prospero during the time of the Bubonic Plague. In the story the Prince‚ instead of aiding his kingdom‚ hides away with a select number of wealthy people. One night about five or six months into their seclusion‚ the Prince throws an extravagant party. This party ends in death and devastation‚ like
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© Nigel Slack‚ Stuart Chambers & Robert Johnston 2007 Instructor’s Manual Operations Management Fifth edition Nigel Slack Stuart ChambersRobert Johnston For further instructor materialplease visit: www.pearsoned.co.uk/slack ISBN-13: 978-0-273-70850-6 / ISBN-10: 0-273-70850-3 Pearson Education Limited 2007 Lecturers adopting the main text are permitted to download the manual as required. 2© Nigel Slack‚ Stuart Chambers & Robert Johnston 2007 Pearson Education Limited Edinburgh GateHarlowEssex
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Toward the end of the 1940s‚ Soviet researchers sealed five prison inmates in an airtight chamber and dosed them with an experimental stimulant gas to test the effects of prolonged sleep deprivation. Their behavior was observed via two-way mirrors and their conversations monitored electronically. They were promised their freedom if they could go without sleep for 30 days. The first few days passed uneventfully. By the fifth day‚ however‚ the subjects began showing signs of stress and were overheard
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