Viruses Reverse transcriptase is a useful enzyme to have when there are no host cells present spikes are forming in the new virus an RNA virus converts its RNA to DNA nutrients are scarce there are no host cells present spikes are forming in the new virus an RNA virus converts its RNA to DNA nutrients are scarce ANSWER DOWNLOAD EXAMIANS APP
Viruses Which of the following viruses belong to family Hepadnaviridae? Hepatitis D virus All of these Hepatitis A virus Hepatitis B virus Hepatitis D virus All of these Hepatitis A virus Hepatitis B virus ANSWER DOWNLOAD EXAMIANS APP
Viruses The envelope of which of the following viruses is derived from the host cell nucleus? Orthomyxoviruses Herpesviruses Paramyxoviruses Retroviruses Orthomyxoviruses Herpesviruses Paramyxoviruses Retroviruses ANSWER DOWNLOAD EXAMIANS APP
Viruses Which of the following viruses can rescue adenovirus in simian cells? Simian virus 40 Cytomegalovirus Rabies Vaccinia Simian virus 40 Cytomegalovirus Rabies Vaccinia ANSWER DOWNLOAD EXAMIANS APP
Viruses Which of the following is not true of virions? Contain DNA Are extracellular Reproduce independently Contain RNA Contain DNA Are extracellular Reproduce independently Contain RNA ANSWER DOWNLOAD EXAMIANS APP
Viruses Which of the following may affect proteins and nucleic acids, but not viruses? Denaturation Pressure Enzyme treatment All of these Denaturation Pressure Enzyme treatment All of these ANSWER DOWNLOAD EXAMIANS APP
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