True statement regarding Pneumococcus is :: (A) Virulence is due to polysaccharide capsule, (B) Capsule is protein in nature, (C) Antibodies against capsule are not protective, (D) Resistance to penicillin has not yet been reported
Answer is A. Virulence of Pneumococci depends on its capsule, toxin called pneumolysin and autolysin.