No.
Comets contain ice.
Ice
Some viruses contain RNA; these are known as retroviruses. Others contain DNA.
solid iron.
Viruses contain either DNA or RNA.
Comets contain ice.
yes
viruses: neverbacteria: most no, some yes
Yes. Anything that isn't an organism will not contain DNA. For example, rocks do not have DNA. Additionally, some viruses have RNA instead of DNA although viruses would be covered by the first category mentioned.
yes, viruses contain proteins and nucleic acid.
bactieria is the substances that contain viruses.
Comets are made up of dust, rock, ice, and frozen gases. The most common compounds found in comets include water ice (H2O), carbon dioxide (CO2), ammonia (NH3), methane (CH4), and carbon monoxide (CO). Additionally, comets can contain organic molecules such as formaldehyde and methanol.