In Streptococcus pneumoniae,which of the foll | vedclass

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(A) Frederick Griffith $(1928)$ conducted experiments on $Streptococcus$ $pneumoniae$ to study bacterial transformation.He observed two strains of thi

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The virulent form is smooth.

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(A) Frederick Griffith $(1928)$ conducted experiments on $Streptococcus$ $pneumoniae$ to study bacterial transformation.He observed two strains of this bacterium: the $S$ strain (smooth) and the $R$ strain (rough).The $S$ strain possesses a polysaccharide capsule,which makes it virulent (pathogenic) and capable of causing pneumonia in mice.The $R$ strain lacks this capsule,making it nonvirulent (non-pathogenic).

In $Streptococcus$ $pneumoniae$,which of the following statements is correct?

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