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 Viruses have been successfully grown in pure cultures in test tubes All viruses are obligatory intracellular parasites Viruses probably arose from small fragments of cellular chromosomes All viruses have either DNA or RNA as their genetic material Viruses have been successfully grown in pure cultures in test tubes All viruses are obligatory intracellular parasites ANSWER DOWNLOAD EXAMIANS APP
Viruses Which of the following is semi-continuous (diploid) cell line? KB WI-38 HeLa HEp-2 KB WI-38 HeLa HEp-2 ANSWER DOWNLOAD EXAMIANS APP
Viruses Which of the following are obligate intracellular parasites? Rickettsia All of these Chlamydia Viruses Rickettsia All of these Chlamydia Viruses 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 A D B C A D B C ANSWER DOWNLOAD EXAMIANS APP
Viruses The extracellular phage number increases until a constant titer at the end of the multiplication cycle. This time interval is termed as rise period eclipse period burst size latent period rise period eclipse period burst size latent period ANSWER DOWNLOAD EXAMIANS APP
Viruses In order for a virus to replicate the capsid must enter the host cell cytoplasm the host cell must be undergoing mitosis the genome must be released in the cytoplasm the host cell must lack a cell membrane the capsid must enter the host cell cytoplasm the host cell must be undergoing mitosis the genome must be released in the cytoplasm the host cell must lack a cell membrane ANSWER DOWNLOAD EXAMIANS APP
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