welll study all of them DUHHH
What is the study of codes
No
Cryptography, cryptology.
semiotology
You have to study to be an agent and if your really good you'll get asked by them or they'll hire you.
to study about codes
Cryptology is the study of codes and ciphers while cryptography is the creating of codes and ciphers.
Cryptology is literally the study of hidden writing, and its modern application is the study of codes and ciphers.
You must study for and pass the licensing exam.
Cryptographers are people who study codes and crack them to find a hidden message.
to study the biochemical reaction, radio active isotopes aids as a labelling agent! it is widely used to study the metabolism.
the first study the taxonomy is CARL LINNEUS