Which of the following is not a lateral meristem?

The major product of the following reaction is:

The total number of nitrogenous bases in the human genome is estimated to be about

$\frac{d}{dx}[(1 + x^2)\tan^{-1}x] = $

The moment of inertia of a uniform annular disc of internal radius $r$,external radius $R$,and mass $M$ about an axis passing through its center and perpendicular to its plane is:

For a telescope,the focal length of the objective lens is $15 \ cm$ and the focal length of the eyepiece is $10 \ mm$. If the tube length is $16 \ cm$,find the magnification.