All of the following are true about Listeria except ?: (A) Transmitted by contaminated milk, (B) Gram negative bacteria, (C) Cause aboion in pregnancy, (D) Causes meningitis in neonates
Answer is B. Ans. is 'b' i.e., Gram negative bacteria Listeria mococytogenes Morphology . Gram positive . Coccobacillus with tendency to occur in chains. . Exhibits characteristic, slow, tumbling motility when grown at 25degC but at 37degC is non motile. This is because peritrichous flagella are produced by the bacillus optimally at 20-30degC but only scantily or not at all at 37degC.