of all living things; in these regards‚ DNA functions as a sort of encyclopedic instruction manual for all elements within the human genetic system. Another way of viewing DNA is as a blueprint for the living organism. When new components‚ including RNA or proteins need to be constructed‚ it is the DNA that determines how these elements will be constituted. Figure 1 below demonstrates the basic DNA genetic components. It’s for these reasons it’s clear DNA is more important to the construction of life
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Physical description:The nucleus regulates the synthesis of proteins in the cytoplasm through the use of messenger RNA (mRNA). Messenger RNA is a transcribed DNA segment that serves as a template for protein production. 1 Nucleolus The nucleolus is a round body located inside the nucleus of a eukaryotic cell. It is not surrounded by a membrane‚ but sits in the nucleus. The nucleolus makes ribosomal subunits from proteins and ribosomal RNA (rRNA). It then sends the subunits out to the rest of the cell where they combine into complete ribosomes
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Associate Program Material DNA Worksheet Answer the following in at least 100 words: 1. Describe the structure of DNA. * * There has been a major effort in the history of science to figure out the structure of DNA. Having a double standard helix DNA has a uniform a diameter in its entire length. The helixes fit within a defined three dimensional space because they are both right handed. Polynucleotide chains are held together by the bases in the (center) hydrogen bonding
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2013 DESIGNER GENES TRAINING GUIDE by Karen L. Lancour DISCLAIMER - This presentation was prepared using draft rules. There may be some changes in the final copy of the rules. The rules which will be in your Coaches Manual and Student Manuals will be the official rules. • BE SURE TO CHECK THE 2013 EVENT RULES for EVENT PARAMETERS and TOPICS FOR EACH COMPETITION LEVEL TRAINING MATERIALS: • Training Power Point presents an overview of material in the training
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Lagging strand goes 3’ to 5’. Takes longer to replicate cause it’s built in fragments. • Tip from the book(know these enzymes for replication: DNA polymerase‚ ligase‚ helicase‚ and topoisomerase. Know this enzyme for transcription(the role of RNA polymerase. • Replication(making DNA from already existing DNA strand. DNA replication is semiconservative (1/2 of original DNA and the other ½ is from new DNA strand). This is used by humans! o A group of enzymes called DNA polymerases
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Unit 2 Lecture Study Guide 1) What are the parts of an atom? Where are the subatomic particles found? Parts of an atom- divided into two basic regions: 1. the central nucleus (contains heavy particles) 2. the electron cloud (contains very light‚ moving particles) Subatomic particles: 1.Protons (found in the central nucleus) 2.neutrons (found in the central nucleus) 3.electrons (spin rapidly in a cloud around the central nucleus) 2) How does the Atomic Mass # differ from the Atomic
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Equine Infectious Anemia (EIA) Equine Infectious Anemia‚ also known as swamp fever‚ is a horse disease caused by an RNA virus. This is classified in the Lentivirus genus which is characterized by a long incubation period‚ and is transmitted by bloodsucking insects (Elsevier 2013). Horses and other equidae‚ such as donkeys and zebras‚ can also contract the noncontagious‚ infectious disease. When discussing EIA‚ a clear distinction must be made between events in which the disease was contracted. Sometimes
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A section of DNA is called a gene and the sequence of bases determines the sequence of amino acids in a protein molecule. The central dogma of life explicates the flow of genetic information from DNA to RNA‚ which then codes for the protein [DNA (transcription-process of making messenger RNA) > RNA (translation-process of transforming the mRNA sequence to a sequence of amino acids) > protein]. DNA is organized into chromosomes which are found in the nucleus of cells. A significant function of DNA
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used to build DNA? Adenine‚ cytocine‚ guanine‚ thymine. 7. Which are used to build RNA? Adenine‚ uracil‚ cytocine‚ guanine. 8. What is a purine? How many rings do purines have? Purines are natural substances found in all of the body’s cells‚ and in virtually all foods. 9. What is a pyrimidine? How many rings do pyrimidines have? 2 rings. 10. How is DNA different from RNA (strands‚ sugars‚ base pairs‚ location)? RNA is a nucleic acid polymer consisting of nucleotide monomers.RNA nucleotides contain
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* Meiosis – cell division for gamete production * In specialized tissues * Produces cells with the 1n chromosome number * Two Divisions * Meiosis I separates homologous chromosomes * Meiosis II separates sister chromisis * Asexual Reproduction * Mitotic division * Identical offspring * Sexual Reproduction * Fuse gametes from parents (syngamy) to produce a zygote * Each parent contributes half the genetic material * Increase the diversity of
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