Viruses The most popular indirect method of counting virus particles is by hemagglutination assay plaque-assay counting plaque-forming units colony counting hemagglutination assay plaque-assay counting plaque-forming units colony counting ANSWER DOWNLOAD EXAMIANS APP
Viruses Usually viruses are separated into several large groups based primarily on nucleic acid characteristics capsid symmetry diameter of the viroin or nucleocapsid nature of the host nucleic acid characteristics capsid symmetry diameter of the viroin or nucleocapsid nature of the host ANSWER DOWNLOAD EXAMIANS APP
Viruses Which of the following statements is not true of viruses? Viruses have been successfully grown in pure cultures in test tubes All viruses have either DNA or RNA as their genetic material All viruses are obligatory intracellular parasites Viruses probably arose from small fragments of cellular chromosomes Viruses have been successfully grown in pure cultures in test tubes All viruses have either DNA or RNA as their genetic material All viruses are obligatory intracellular parasites Viruses probably arose from small fragments of cellular chromosomes ANSWER DOWNLOAD EXAMIANS APP
Viruses The first step in infection of a host bacterial cells by a phage is penetration adsorption replication absorption penetration adsorption replication absorption ANSWER DOWNLOAD EXAMIANS APP
Viruses Which of the following may affect proteins and nucleic acids, but not viruses? All of these Pressure Enzyme treatment Denaturation All of these Pressure Enzyme treatment Denaturation ANSWER DOWNLOAD EXAMIANS APP
Viruses The viruses in an attenuated vaccine are usually larger than bacteria have no genome is altered with chemicals continue to replicate are usually larger than bacteria have no genome is altered with chemicals continue to replicate ANSWER DOWNLOAD EXAMIANS APP