Viruses From Animal and Plants The RNA sarcoma viruses, the most strongly transforming viruses may transform which of the following cells in a culture? fibroblasts myoblasts iris epithelial all of these fibroblasts myoblasts iris epithelial all of these ANSWER DOWNLOAD EXAMIANS APP
Viruses From Animal and Plants The structural abnormality of cells is termed as metastasis hyperplasia anaplasia all of these metastasis hyperplasia anaplasia all of these ANSWER DOWNLOAD EXAMIANS APP
Viruses From Animal and Plants Which of the following characteristics would not be used to classify viruses? Type of nucleic acid Type of cell wall structure Symmetry Presence of an envelope Type of nucleic acid Type of cell wall structure Symmetry Presence of an envelope ANSWER DOWNLOAD EXAMIANS APP
Viruses From Animal and Plants Influenza virus undergoes antigenic shift resulting in major antigenic changes by which of the following mechanisms? Expression of several different capsule types Reassortment of RNA segments from different influenza viruses Somatic recombination of heavy and light chains Changing the receptor binding canyon that docks with the host receptor Expression of several different capsule types Reassortment of RNA segments from different influenza viruses Somatic recombination of heavy and light chains Changing the receptor binding canyon that docks with the host receptor ANSWER DOWNLOAD EXAMIANS APP
Viruses From Animal and Plants Negative strand ssRNA viruses need to have a preformed replicase when they invade a mammalian cell because they use it to modify host enzymes that are recruited for viral replication use it to terminate transcripts when they copy host cell mRNA have to make a positive strand copy that can be translated None of these use it to modify host enzymes that are recruited for viral replication use it to terminate transcripts when they copy host cell mRNA have to make a positive strand copy that can be translated None of these ANSWER DOWNLOAD EXAMIANS APP
Viruses From Animal and Plants Which of the following reflects the correct order of events that take place during the multiplication of a virus? Attachment, release, biosynthesis, maturation, penetration Penetration, attachment, biosynthesis, maturation, release Attachment, penetration, maturation, biosynthesis, release Attachment, penetration, biosynthesis, maturation, release Attachment, release, biosynthesis, maturation, penetration Penetration, attachment, biosynthesis, maturation, release Attachment, penetration, maturation, biosynthesis, release Attachment, penetration, biosynthesis, maturation, release ANSWER DOWNLOAD EXAMIANS APP
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