Viruses The envelope of which of the following viruses is derived from the host cell nucleus? Herpesviruses Paramyxoviruses Retroviruses Orthomyxoviruses Herpesviruses Paramyxoviruses Retroviruses Orthomyxoviruses ANSWER DOWNLOAD EXAMIANS APP
Viruses What kind of embryo is often used for viral assays? Cat Mouse Rat Chicken Cat Mouse Rat Chicken ANSWER DOWNLOAD EXAMIANS APP
Viruses Which of the following oncogenic viruses was first detected? Epstein-Barr virus Rous sarcoma virus. Herpes simplex virus type 2 Human T cell leukaemia virus Epstein-Barr virus Rous sarcoma virus. Herpes simplex virus type 2 Human T cell leukaemia virus ANSWER DOWNLOAD EXAMIANS APP
Viruses The temperate phage possesses a gene that codes for a repressor protein which makes the cell resistant to lysis initiated by lytic infection by other viruses the prophage none of these Both (a) and (b) lytic infection by other viruses the prophage none of these Both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Viruses The repressor protein, since the cell is resistant to lysis from externally infecting phage, is also called immunity operon immunity repressor operon repressor none of these immunity operon immunity repressor operon repressor none of these ANSWER DOWNLOAD EXAMIANS APP
Viruses Viruses can be purified based on their size and density by using precipitation gradient centrifugation none of these differential centrifugation precipitation gradient centrifugation none of these differential centrifugation ANSWER DOWNLOAD EXAMIANS APP