Biology

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Across
  1. 8. a molecule consisting of a nitrogen containing base
  2. 10. pyrimidine base
  3. 11. molecules inside cells that contains genetic information
  4. 12. any event that changes genetic structure
  5. 14. It is a type of purine
  6. 15. Occurs when DNA gene is damaged or changed
  7. 16. Pyrimidine base
  8. 17. type of purine
  9. 18. five carbon sugar found in RNA
  10. 20. virus that infects bacteria
  11. 21. genetic replication in which a double stranded molecule of nucleic acid separates into 2 single strands
  12. 23. genetic alteration caused by the substitution of a single nucleotide for another nucleotide
Down
  1. 1. DNA is transferred between microbial cells
  2. 2. cell makes proteins using the genetic information carried in messenger RNA
  3. 3. type of protein found in chromosomes
  4. 4. Replaces thymine in RNA
  5. 5. an insertion or deletion involving number of base pairs
  6. 6. Substance made up of DNA or RNA and proteins
  7. 7. Sequence of 3 consecutive nucleotides that codes for a specific amino acid
  8. 9. nucleobase of a nucleotide involved in base pairing
  9. 13. Trinucleotide sequence
  10. 14. basic unit of heredity
  11. 18. DNA replication
  12. 19. sequence of DNA present in mature messenger RNA
  13. 22. non coding sections of an RNA transcript