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STD 12 - 5. molecular basis of inheritance — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 12 - 5. molecular basis of inheritance4 Marks
MCQ
In Streptococcus pneumoniae
  • ✓
    virulent form is smooth.
  • B
    virulent form is rough.
  • C
    nonvirulent form is capsulated.
  • D
    all forms are rough.
✓

Answer

Correct option: A.
virulent form is smooth.
a
Griffith $(1928)$ described the phenomenon of bacterial transformation. He experimented with the smooth and rough strains of Streptococcus pneumoniae. Smooth strains of bacteria were virulent or pathogenic $\&$ cause pneumonia.

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