Viruses characteristics of life present in viruses characteristics of life absent in viruses • they have _____________ ______________. • they reproduce. • they have internal organization. • they can ___________ to their ___________________. • they lack _____________. • they can reproduce only inside other cells. • the genetic information of a given virus is in the form of dna or rna but not both. • they do not change their _________ or ___________. • they do not use _______ or release _______.