All of the statements below are true. Select the statement that best supports the view of most biologists that viruses are nonliving. All of the statements below are true. Select the statement that best supports the view of most biologists that viruses are nonliving. The viral genome may be single-stranded or double-stranded RNA or DNA. Viruses are obligate intracellular parasites. An isolated virus is unable to replicate its genes or regenerate ATP.