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The S-strain of bacteria Diplococcus pneumoniae ______.

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Question

The S-strain of bacteria Diplococcus pneumoniae ______.

Options

  • are not virulent

  • form rough colonies

  • are capsulated

  • are non-capsulated

MCQ
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Solution

The S-strain of bacteria Diplococcus pneumoniae are capsulated.

Explanation:

S-strain bacteria have a polysaccharide capsule, form smooth colonies and are virulent. The other descriptions apply to the non-capsulated R-strain or are incorrect.

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Chapter 7: Molecular Basis of Inheritance - EXERCISES [Page 405]

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Sarita Aggarwal Biology [English] Class 12 ISC
Chapter 7 Molecular Basis of Inheritance
EXERCISES | Q I. 2. | Page 405
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