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Class 12BiologyMolecular Basis of InheritanceThe DNA
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The two strands of a double helix model of $DNA$ are held together by hydrogen bonds between

  • A
    sugar and phosphate groups.
  • B
    sugar and nitrogenous bases.
  • C
    phosphate groups and nitrogenous bases.
  • D
    nitrogenous bases.
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Class 12 Questions

Class 12

Biology Questions

Chapter

Molecular Basis of Inheritance

Subtopic

The DNA

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