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5 Written questions

5 Matching questions

  1. nondisjunction
  2. deletion (large changes of DNA)
  3. repressor
  4. allele
  5. substitution
  1. a "turns off" a gene; binds to operator
  2. b when part of genetic material is deleted and lost
  3. c when an entire homologous pair and one homologue are pulled in Anaphase I of meiosis; result is that one cell has 3 chromatids
  4. d variation of a gene
  5. e changes one codon, which changes one amino acid, which changes a protein; one base replaced by another

5 Multiple choice questions

  1. molecular finders
  2. hooks fragments of DNA together
  3. molecular transporters; analogous to tRNA
  4. 1 pair in many animal genomes
  5. structural gene

5 True/False questions

  1. capat 5' end of mRNA


  2. homeoboxmolecular finders


  3. recombinant DNAmakes protein that prevents transcription of lactose


  4. tailpoly(A) at 3' end of mRNA


  5. translocationoccurs between non-homologus chromosomes; large amounts of DNA being moved