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

CBSE BoardEnglish MediumSTD 12 ScienceBiologySTD 12 - 5. molecular basis of inheritance1 Mark
MCQ
A nucleoside differs from a nucleotide in not having
  • ✓
    Phosphate
  • B
    Sugar
  • C
    Nitrogen base
  • D
    Phosphate and sugar
✓

Answer

Correct option: A.
Phosphate
a
(a)In a nucleotide, purine or pyrimide nitrogenous base is joined by deoxyribose pentose sugar (d), which is further linked with phosphate (P) group to form nucleotides.

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