Biology Choice Board

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Across
  1. 6. a change in a gene or chromosome
  2. 8. a segment of DNA chromosome that codes for a specific trait
  3. 9. expressed sequence of DNA, codes for a protein
  4. 10. an enzyme that unwinds the DNA double helix during DNA replication
  5. 12. a five-carbon sugar that is a component of DNA nucleotides
  6. 14. the base that pairs with Thymine in DNA
  7. 19. type of RNA that makes up the major part of ribosomes
Down
  1. 1. specific region of a gene where RNA polymerase can bind and begin
  2. 2. clusters of DNA, RNA, and protein in the nucleus of a cell
  3. 3. gene mutation in which a single base pair in DNA has been changed
  4. 4. a type of RNA, synthesized from DNA and attached to ribosomes in the cytoplasm
  5. 5. weak attraction between a hydrogen atom and another atom
  6. 7. virus that infects bacteria
  7. 11. a specific sequence of three adjacent of DNA or RNA that provides genetic code info for a particular amino acid
  8. 13. protein molecule around which DNA is tightly coiled in chromatin
  9. 15. sugar in RNA
  10. 16. sequence of DNA that is not involved in coding for a protein
  11. 17. the organic process whereby the DNA sequences in a gene is copied into mRNA
  12. 18. process by which mRNA is decoded and a protein is produced
  13. 20. group of three bases on a tRNA molecule that are complementary to an mRNA codon