Home › CBSE Class 12 (Science) › Biology › Molecular Basis of Inheritance › What gives S strain pneumococcus its smooth, shi…
What gives S strain pneumococcus its smooth, shiny colonies?
AA polysaccharide coat
BA protein envelope
CA cellulose cell wall
DA lipid capsule layer
Answer & Solution
Correct answer: A. A polysaccharide coat
The mucous polysaccharide coat of S strain cells makes colonies smooth and virulent, while R cells lack it.
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