Question

a bacteria is different from a virus because a bacteria *
needs a host to reproduce
is always harmful to humans
has a cell structure and can reproduce independently
lacks dna

a virus is considered nonliving because *
it has no dna or rna
it cannot reproduce without a host
it is a type of prokaryote
it is too small to be alive

Explanation:

Bacteria are single - celled organisms with cell structures and can reproduce independently. Viruses lack a cell structure and need a host cell to reproduce, which is why they are considered non - living.

Answer:

A bacteria is different from a virus because a bacteria: Has a cell structure and can reproduce independently
A virus is considered nonliving because: It cannot reproduce without a host