Which family has received most interest in their development as a biological control agent against insects? Reoviridae Baculoviridae Iridoviridae Poxviridae TRUE ANSWER : ? YOUR ANSWER : ?
Virulent and nonvirulent viruses may not inhibit host cell DNA synthesis stimulate host cell macromolecule synthesis inhibit host cell RNA synthesis degrade host cell DNA TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following has been linked to Kaposi's sarcoma? Human herpes virus 8 Human T-cell lymphotropic virus Human papilloma virus Epstein-Barr virus TRUE ANSWER : ? YOUR ANSWER : ?
The __________ of the influenza-enveloped virus appear to be involved in attachment to the host cell receptor site. flagellae neuraminidase fimbriae hemagluttinin TRUE ANSWER : ? YOUR ANSWER : ?
Viral RNA is replicated in the host cell cytoplasmic matrix nucleus lysozomes mitochondria TRUE ANSWER : ? YOUR ANSWER : ?
Viroids are composed of single-stranded RNA double-stranded RNA single-stranded DNA double-stranded DNA TRUE ANSWER : ? YOUR ANSWER : ?
The hepadnaviruses such as hepatitis B virus are quite different from other DNA viruses with respect to genome replication. These replicate their DNA using reverse transcriptase DNA ligase Rnase H DNA-dependent DNA polymerase TRUE ANSWER : ? YOUR ANSWER : ?
Intracellular structures formed during many viral infections, called __________ , which can directly disrupt cell structure. prokaryotes inclusion bodies chromosomal disruptions cytocidal bodies TRUE ANSWER : ? YOUR ANSWER : ?
__________is probably the most important characteristic for classification of viruses in eukaryotes. Morphology Host preference Physical nature of virion constituents Chemical nature of virion constituents TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is the agent associated with the development of neurodegenerative disease in livestock and humans? virions Prions Virinos Viroids TRUE ANSWER : ? YOUR ANSWER : ?