The sugar moieties in $DNA$ and $RNA$ molecules respectively are:

  • A
    $\beta-D-2-\text{deoxyribose}, \beta-D-\text{deoxyribose}$
  • B
    $\beta-D-2-\text{deoxyribose}, \beta-D-\text{ribose}$
  • C
    $\beta-D-\text{ribose}, \beta-D-2-\text{deoxyribose}$
  • D
    $\beta-D-\text{deoxyribose}, \beta-D-2-\text{deoxyribose}$

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