MCQ
What is the number of $\begin{array}{cc}\\\backslash\phantom{.......}\\\phantom{}\ce{C = O}\\/\phantom{........}\end{array}$ groups present in nitrogen bases of nucleic acids, thymine and uracil respectively?
  • A
    2 and 1
  • 2 and 2
  • C
    1 and 1
  • D
    1 and 2

Answer

Correct option: B.
2 and 2
B

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