Viruses The temperate phage possesses a gene that codes for a repressor protein which makes the cell resistant to lysis initiated by Both (a) and (b) none of these lytic infection by other viruses the prophage Both (a) and (b) none of these lytic infection by other viruses the prophage ANSWER DOWNLOAD EXAMIANS APP
Viruses The phage components begin to assemble into mature phages only after the synthesis of structural protein amino acids nucleic acid Both (a) and (b) structural protein amino acids nucleic acid Both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Viruses Which of the following is not true of virions? Contain RNA Contain DNA Are extracellular Reproduce independently Contain RNA Contain DNA Are extracellular Reproduce independently ANSWER DOWNLOAD EXAMIANS APP
Viruses The viral DNA is removed from the host's chromosomes and the lytic cycle occurs. The process is called spontaneous induction resultant induction spontaneous infection inductive infection spontaneous induction resultant induction spontaneous infection inductive infection ANSWER DOWNLOAD EXAMIANS APP
Viruses Which of the following statements is not true of viruses? Viruses probably arose from small fragments of cellular chromosomes 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 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 ANSWER DOWNLOAD EXAMIANS APP
Viruses Plant viruses may be cultivated in cultures of separated cells whole plants tissue culture all of these cultures of separated cells whole plants tissue culture all of these ANSWER DOWNLOAD EXAMIANS APP