Viruses are usually considered to be nonliving.
Viruses viruses are the simplest organisms known.
The simplest organisms known are usually considered to be nonliving.
the simplest organisms known are usually conisdered to be what?
[1] more abundant
[2] ferns
[3] fungi
[4] seeds
[5] nonliving
[6] homogenous
[7] bacteria
[8] warm-blooded