The final proof for \(DNA\) as the genetic material came from the experiments of

Select the set of fishes which belong to the class Osteichthyes :

Function of filiform apparatus is to

Find the statement that is NOT correct with regard to the structure of monocot stem.

Embryological support for evolution was proposed by

Which of the following statements is correct in relation to the endocrine system?

Match List \(I\) with List \(II\) . 

List \(I\)	List \(II\)
\(A\). Frederick Griffith	\(I\). Genetic code
\(B\). Francois Jacob and Jacque Monod	\(II\). Semi-conservative mode of DNA replication
\(C\). Har Gobind Khorana	\(III\). Transformation
\(D\). Meselson and Stahl	\(IV\). Lac operon

Choose the correct answer from the options given below: 

Which of the following is correct for \(r\)-­selected species?

For a plane electromagnetic wave propagating in \(x\)-direction, which one of the following combination gives the correct possible directions for electric field \((E)\) and magnetic field \((B)\) respectively?

The ratio of frequencies of fundamental harmonic produced by an open pipe to that of closed pipe having the same length is

Heterophyllous development in response to environment is an example of which of the following phenomena ?

The order of stability of the following tautomeric compounds is \(\mathop {\begin{array}{*{20}{c}}
  {OH\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O} \\ 
  {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||} \\ 
  {C{H_2} = C - C{H_2} - C - C{H_3}} 
\end{array}}\limits_{(I)}  \rightleftharpoons \) \(\mathop {\begin{array}{*{20}{c}}
  {OH\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O} \\ 
  {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||} \\ 
  {C{H_3} - C - C{H_2} - C - C{H_3}} 
\end{array}}\limits_{(II)}  \rightleftharpoons \) \(\mathop {\begin{array}{*{20}{c}}
  {OH\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O} \\ 
  {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||} \\ 
  {C{H_3} - C = CH - C - C{H_3}} 
\end{array}}\limits_{(III)} \)

An energy of \(484\,J\) is spent in increasing the speed of a flywheel from \(60\,rpm\) to \(360\,rpm\). The moment of inertia of the flywheel is \(.............\,kg - m ^2\)