It is released into the atmosphere and mixed in with carbon monoxide
The organism belongs to the class Archea, which is a domain and kingdom of single-celled organisms, which lack a nucleus, peptidoglycan layer in the membrane, and bears 70s ribosomes. Archea are prokaryotic and are different from bacteria and eukaryotic organisms.
A nucleus. Hope this helps.
C as far as I know. Hope this helps!