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DNA

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
        Help!  

Question
Answer
DNA stands for   Deoxyribonnucleic Acid  
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RNA stands for   Ribonucleic Acid  
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Chromosomes arranged in...   Double Helix  
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A basic unit of heredity   Gene  
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Number of Human Chromosomes   46  
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Nucleotides are made of...   sugars, phosphate and base  
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A - Base   Adenine  
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G - Base   Guanine  
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C - Base   Cytocine  
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T - Base   Thymine  
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Purines   Adenine and Guanine  
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Pyrimidines   Cytocine and Thymine  
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Sources of DNA (5)   Hair, Semen, Blood, Skin, Saliva  
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% of DNA non-encoded   95%  
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% of Genome like everyone else   99%  
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RFLP - Test   Restriction Fragment Length Polymorphism  
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PCR - Test   Polymerase Chain Reaction  
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STR - Test   Short Tandem Repeaters  
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mtDNA - Test   Mitochondrial DNA  
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RFLP - Method   Separates DNA fragments, fragments then x-rayed. Requires a lot of DNA.  
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PCR - Method   replicates DNA developed in the 1980's fast, inexpensive, requires little DNA  
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STR - Method   Most commonly used, examines repeated sequence pairs, fast, inexpensive and can use little or damaged DNA  
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CODIS - Acronym   Combined DNA Information System  
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CODIS - Organization   Started in 1990, all states are required to submit DNA to federal database. any lab in any town can access the system.  
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How DNA profiling is used?   prove guilt, exonerate, paternity  
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MO - Acronym   modus operandi  
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Created by: cm19942007boi