MCQ
Which of the following pyrimidine base present in $RNA $ ? 
  • A
    Ademine
  • B
    Guanine
  • Uracil
  • D
    All of these

Answer

Correct option: C.
Uracil
c

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

In which of the following pairs of compounds the ratio of $C, H$ and $O$ is same
The magnetic moment of $M^{x+}$ (atomic number $= 25$ ) is $\sqrt {15}\,BM.$ The number of unpaired electrons and the value of $x,$ respectively, are
Which one of the following statements is correct
The $IE_1$ and $IE_2$ of three elements $A, B$ and $C$ are given as : ( $IE$ in $kJ/mol$ )

    $A$   $B$   $C$
  $IE_1$   $400$   $550$   $1150$
  $IE_2$   $2650$   $1070$   $2090$

Identify the element which represent a nonmetal.

$IUPAC$ name of the compound is $\begin{array}{*{20}{c}}
  {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,C{H_3}} \\ 
  {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|} \\ 
  {C{H_3}C{H_2}C{H_2}C{H_2}C{H_2} - CH - C - C{H_2}C{H_3}} \\ 
  {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|} \\ 
  {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,C{H_3}\,\,\,\,\,\,\,\,\,C{H_2}C{H_2}C{H_3}\,\,\,} 
\end{array}$
Indigestible carbohydrate, which is also a constituent of our diet, is
The reaction $2X \to B$ is a zeroth order reaction. If the initial concentration of $X$ is $0.2\,M$, the half life is $6\, h$. When the initial concentration of $X$ is $0.5\, M$, the time required to reach its final concentration of $0.2\, M$ will be ........ $hr$
$C{H_2} = CH - C{H_2} - NH - C{H_3}$ is a
What is the bond lengths in common molecules O2 (O = O) :
Which is optically active