Viruses
Bacteriophages have been used widely in genetic research, since they are the smallest and simplest biological entities capable of

duplication
self-duplication
multiplication
self-replication

ANSWER DOWNLOAD EXAMIANS APP

Viruses
Which of the following statements is not true of viruses?

All viruses have either DNA or RNA as their genetic material
All viruses are obligatory intracellular parasites
Viruses have been successfully grown in pure cultures in test tubes
Viruses probably arose from small fragments of cellular chromosomes

ANSWER DOWNLOAD EXAMIANS APP