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