wberry DNA Lab ReportMeredith Anderson Mrs. Berman Biology October 17‚ 2012 Extracting DNA from Strawberries Problem/Question: Successfully extract the DNA from strawberries. Theory/Hypothesis: N/A Variables: Independent – strawberries Dependant – the DNA Controlled – 450 ml of water‚ 50 ml of soap‚ 1 tsp of salt‚ 5 ml isopropyl alcohol Apparatus and Materials: N/A Procedure and Control of Variables: N/A Data Collected: See attached paper. Data Processing and Presentation:
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Phase Locked Loop: The phase-lock-loop (PLL) is commonly used in microprocessors to generate a clock at high frequency (Fout=2GHz for example) from an external clock at low frequency (Fref = 100MHz for example). The PLL is also used as a clock recovery circuit to generate a clock signal from a series of bits transmitted in serial without synchronization clock (Figure below). The PLL may also be found in frequency demodulation circuits‚ to transform a frequency varying waveform into a voltage.
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STRUCTURE OF DNA Structure of DNA University Of Phoenix Principles of Biology BIO/101 Phil Clifford January 13‚ 2009 Structure of DNA Since the beginning of human history‚ people have been intrigued how traits are inherited from one generation to the next. What is DNA? DNA‚ or deoxyribonucleic acid‚ is the hereditary material in humans and almost all other organisms. Most DNA is located in the cell nucleus (called nuclear DNA)‚ but a small amount of DNA can also be
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DNA replication is a biological process that occurs in all living organisms and copies their DNA. DNA replication during mitosis is the basis for biological inheritance. The process of DNA replication starts when one double-stranded DNA molecule produces two identical copies of the molecule. Each strand of the original double-stranded DNA molecule serves as template for the production of the complementary strand‚ a process referred to as semiconservative replication. Cellular proofreading and error-checking
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DNA Cloning PCB3063L Section DNA cloning refers to the process of making multiple copies of a DNA fragment. For the past weeks we have conducted a set of experiments that allow us to clone a specific gene in drosophila. First we started by the process of DNA extraction‚ which allowed us to isolate the genomic DNA from D. Melanogaster. This process requires the use of lysis in other to extract the DNA and RNA. After extracting the DNA‚ we it is important to use
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Liquid CO2 Extraction of D-Limonene This convenient‚ effective and inexpensive liquid CO2-based extraction of a natural product (D-limonene) provides an engaging example of natural products extraction using an alternative solvent (liquefied CO2). Because the procedure can be carried out in a polypropylene centrifuge tube and uses crushed dry ice as its CO2 source‚ it provides an inexpensive alternative to the equipment-intensive extraction with supercritical CO2. A short video clip is available
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EXPOSITORY PHASE 1. Where is the story set? This may include several different locations. In London (United Kingdom) and Washington‚ D.C (America) 2. What is the time period? The movie itself is not set in a mentioned time period‚ but instead focuses on a hypothetical time period where the UK and the U.S are both on the verge of possibly launching a war in the Middle East. However‚ the film’s plot is a satirical version of the events surrounding the lead up to the 2003 invasion of Iraq
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to that person‚ therefore it is a great resource for police to help locate people involved in a case. Families share many of the same traits in their DNA but people are unsure of whether or not they have similarities‚ In this experiment that question will be answered. There are three main fingerprint types: arches‚loops‚and whorls. (GeneEd - DNA Fingerprints 2003‚ April 12). The police take fingerprint samples from the crime scene or from involved people). Once the fingerprints are taken and
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This lab must be typed. Title DNA Fingerprinting Purpose Why are we doing this lab Background 1. What are restriction enzymes 2. When added to a DNA sample‚ what do restriction enzymes do 3. What do you call the specific sequence of bases the enzyme is searching for 4. What is a restriction digestion 5. What is the purpose of the water bath 6. The electrophoresis apparatus creates an electrical field with positive and negative poles at the ends of the gel. DNA molecules are negatively charged.
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DNA Barcoding Click on the following link and view the background on DNA barcoding: https://www.dnalc.org/resources/animations/dna-barcoding.html 1. What is a DNA barcode? DNA barcoding is a fast accurate method of identifying plants and animals‚ or products made from them. DNA barcode is DNA sequence that uniquely identifies each species of living things. Short DNA sequences are used to identify species by comparing them with the known barcodes in large databases. When you get to the section where
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