Why is it possible to use a DNA sequence to identify bacteria?

Related questions

1. What does .NG mean?
2. What is sequencing data?
3. What is Sanger sequencing used for?
4. What can DNA sequencing tell us?
5. What is the purpose of genotyping?
6. What is shotgun sequencing and how does it work?
7. What is the purpose of genome sequencing?
8. What is metagenomic sequencing?

Tags

1. #sequences
2. #depending
3. #ribosomal
4. #bacterium
5. #subunits
6. #producing
7. #binds
8. #every
9. #unique
10. #sequence
11. #polymerase
12. #species
13. #possible
14. #different
15. #strand
16. #mostly
17. #identify
18. #follows
19. #bacteria