Viruses The first step in infection of a host bacterial cells by a phage is penetration absorption replication adsorption penetration absorption replication adsorption ANSWER DOWNLOAD EXAMIANS APP
Viruses The most complex type of bacterial viruses having hexagonal head, a rigid tail with a contractile sheath and tall fibers is morphologically classified as D C B A D C B A 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 capsomeres consist of a number of proteins subunits or molecules called none of these caproprotein protomers procapsid none of these caproprotein protomers procapsid ANSWER DOWNLOAD EXAMIANS APP
Viruses The repressor protein, since the cell is resistant to lysis from externally infecting phage, is also called none of these immunity operon immunity repressor operon repressor none of these immunity operon immunity repressor operon repressor ANSWER DOWNLOAD EXAMIANS APP
Viruses Which of the following statements is not true of viruses? 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 Viruses probably arose from small fragments of cellular chromosomes ANSWER DOWNLOAD EXAMIANS APP
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