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Biology DNA Test

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5 Written Questions

5 Matching Questions

  1. Describe the genetic mutation - deletion?
  2. What is transcription?
  3. In order to carry out its job, DNA must?
  4. What is Substitution?
  5. What is a Silence mutation?
  1. a Several bases (pieces of DNA) are moved and deleted
  2. b The process of making RNA from DNA
  3. c 1) replicate itself
    2) be durable; strong structure
    3) carry information to code for proteins
    4) contain organic substances
  4. d When a substitution doesn't change the amino acid
  5. e When one base is substituted for another

5 Multiple Choice Questions

  1. 1) Single Stranded
    2) Nucleic Acids - building blocks for nucleotides
    3) Bases - Guanine, Adenine, Cytosine, Uracil
  2. Because like a zipper being held together by the teeth, the two chains of nucleotides are held together by nitrogenous bases
  3. Twenty
  4. When a base is lost
  5. When a substitution changes the amino acid to a stop codon

5 True/False Questions

  1. What are three ways in which the structure of RNA differs from the structure of DNA?Deletion, Insertion and Substitution


  2. Cytosine forms a hydrogen bond with?Thymine


  3. Translation is to protein - as transcription is to?mRNA because you translate codes to produce a protein and you transcribe codes for mRNA


  4. What is DNA's job?A specific sequence of three adjacent bases on a strand of DNA or RNA - provides genetic codes


  5. How is DNA different from RNA?When an extra base is inserted


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