<span>Viruses are not usually classified into conventional taxonomic groups but are usually grouped according to such properties as size, the type of nucleic acid they contain, the structure of the capsid and the number of protein subunits in it, host species, and immunological characteristics. This is because they don't fit well in any existing classification currently.</span>
This is referred to as allopatric speciation where species are separated geographically and evolve into two different species over time
The statement: 'GET AT LEAST 150 MINUTES OF VIGOROUSLY INTENSE EXERCISE PER DAY' IS FALSE.
The latest recommendation suggests that adults should engage in physical activities for at least 150 minutes during the week. The activities they engage in can be varied for additional health benefits
