@lhycee28 27 September 2020

virus???

- is the smallest type of parasite that exist -it is also a viral particle or virion contains a single nucleic acid (RNA or DNA) core surrounded by a protein coat and sometimes enzymes that are required to initiate viral replication. - can only replicate within the cells of animals, plants, and bacteria and, as such, are referred to as obligate intracellular parasites. -are not classified according to the illnesses they cause; instead, they are grouped into different families based on whether the nucleic acid is single- or double-stranded, whether a viral envelope is present and their mode of replication. -it can also be seen or not -it can be deadly or not -it can help you in your life or not that is virus..no one can tel what is the virus present around you.