Long stands of double helical DNA can fit into the nucleus of a single cell because DNA is specially packaged through a series of compaction events to fit easily within cell nuclei. Even though the length of DNA per cell is about 100‚000 times as long as the cell itself‚ it only takes up only about 10 percent of the cell’s volume. The DNA molecule‚ in order to condense‚ wraps itself around groups of histone proteins‚ and then the chromatin folds back on it‚ nucelosomes pack together to create a compact
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To the informed reader‚ it is known that the Onion is a news website in which satirical articles are written about local and national events‚ however‚ this satire can sometimes be missed due to the nature of the article and its presentation of information. Due to how the article is written in the fashion of an actual news article it creates the appearance of actual news and could be seen as such if the satire is missed. With the articles use of quotations and the appearance of fact it gives the tone
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Write a 350 to 700 word summary describing if the collection of DNA without consent unreasonably intrudes on an arrestees’ expectation of privacy. How long can police keep your DNA on file after an arrest or conviction? Can law enforcement use a person’s DNA to match against other crimes unrelated to the one they initially obtained it for? Provide examples and or reasons. The collection of DNA without consent can unreasonably be seen as intruding on someone who has been not been arrested however
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Chem 253 - Organic Chemistry I Lab 10: Isolation of Identification of the major constituent of clove oil 3/15/2012 Purpose: The purpose of this lab was to isolate the cove oil from ground cloves and determine the identity of the major constituent that is known to have the molecular formula C10H12O2 through IR spectrometry. Theory: Many people search for alternative ways to treat illnesses other than the conventional use of drugs and surgery. These alternative ways include aromatherapy‚
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DNA DNA‚ or Deoxyribonucleic Acid‚ is described‚ in Encarta Encyclopedia as a genetic material of all cellular organisms and most viruses. DNA carries the information needed to direct protein synthesis and replication. Protein synthesis is the production of the proteins needed by the cell or virus for its activities and development. Replication is the process by which DNA copies itself for each descendant cell or virus‚ passing on the information needed for protein synthesis. In most cellular
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Date of experiment: September 3rd‚ 2013 Organic Chemistry II – CHLB330 Name: Symone MoxeyLab Partner: Lynden Cooper Isolation of caffeine from tea leave Abstract:- Introduction:- Caffeine is probably the most commonly used addictive drug. This drug is found in a number of things ingested by people. It belongs to a group of nitrogen bases called purines. Because caffeine possesses these base-like properties‚ it is described as an alkaloid. They usually taste bitter and often are physiologically
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August 28‚ 2013 DNA Extraction on Onion (Allium cepa) and Human Cheek Cell Arriza‚ Rolland Merch Buscato‚ Carl G. Butil‚ Conrad G. Leonida‚ Renee Theresa ABSTRACT This activity observes the DNA present in onion (Allium cepa) and human cheek cells by extracting it with the addition of lysis buffer and chilled ethanol. The lysis buffer is prepared from squeezed onion mixed with salt and Pantene Pro-V Shampoo. The buffer degrades the protein enveloping the DNA found in onion and cheek cells
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CHAPTER II REVIEW OF RELATED LITERATURE Foot odor is a disease which is scientifically known as bromhidrosis- sweaty and smelly feet. While neither painful nor contagious‚ foot odor causes unmitigated social suffering to those who are burdened with it. Under normal conditions each of your feet produces half a pint of sweat by means by means of some 20‚000 sweat glands. In most people‚ this perspiration evaporates. In people with bromhidrosis‚ however ‚ more sweat is produced‚ and it doesn’t evaporate
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Introduction It is crucial in the field of microbiology to study the morphology‚ biological activity‚ and the behavior of microbes thus the isolation of such microbes from the environment is necessary because it allows scientists to study them in close proximity. Microbial life forms are found everywhere. They are major players in biogeochemical cycling of elements and primary producers in numerous environments. There are also some microbes living inside higher forms of organisms that aid in digestion
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Isolation & Identification of the Major Constituent of Clove Oil with Steam Distillation The purpose of this laboratory experiment was to isolate and characterize clove oil in order to understand how to isolate organic compounds with high boiling points‚ how to perform and interpret qualitative tests for organic compound functionality‚ and to continue to learn how to perform and interpret IR spectrometry. Steam distillation was used in order to prevent the organic compound from decomposing
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