(a) In a criminal prosecution, expert testimony is admissible to show, in regard to a specific criminal street gang or criminal street gangs whose conduct is relevant to the case,

1. (1) common characteristics of persons who are members of the criminal street gang or criminal street gangs;
2. (2) rivalries between specific criminal street gangs;
3. (3) common practices and operations of the criminal street gang or criminal street gangs and the members of those gangs;
4. (4) social customs and behavior of members of the criminal street gang or the criminal street gangs;
5. (5) terminology used by members of the criminal street gang or the criminal street gangs;
6. (6) codes of conduct of the particular criminal street gang or criminal street gangs; and
7. (7) the types of crimes that are likely to be committed by the particular criminal street gang.