cloudiness rain and animals brudda.
Answer:
Their Cell walls
Explanation:
Bacteria has a cell made up of peptidoglycan
Archaebacteria has a cell wall made of various compounds)
Their rRNA is different, so different taht tehy are placed on different part of the evolutionary tree.
Dress themselves because like that they are taking care of their physical body and keeping it nice and healthy
It is 19.3g/cm^3. To find density, you divide mass by volume, or d=m/v