In lifestyle media technique the culturing viruses isn't allowed is option (B) is correct. A viral lifestyle is a check to discover viruses that could reason an contamination. A pattern of frame fluid or tissue is amassed and delivered to sure cells used to develop a deadly disease.
If no virus infects the cells, the lifestyle is negative. Cultivation of Viruses. Viruses may be grown in vivo (inside an entire dwelling organism, plant, or animal) or in vitro (outdoor a dwelling organism in cells in an synthetic environment, which includes a check tube, mobileular lifestyle flask, or agar plate).
Some viruses are confined withinside the forms of cells wherein they replicate, and some have now no longer but been cultivated in any respect below laboratory conditions. However, maximum viruses are grown in cultured cells, embryonated hen's eggs, or laboratory animals. If a deadly disease that could reason contamination infects the cells, the lifestyle is positive.
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