Cellular respiration is carried out by

$A$ charge $q$ is placed at the centre of the line joining two equal charges $Q$. The system of the three charges will be in equilibrium if $q$ is equal to:

From which plant is the wood for cricket bats obtained?

What is a conjugated protein called if it contains a carbohydrate as a prosthetic group?

The height of the cone of maximum volume inscribed in a sphere of radius $R$ is

If $x_1$ and $x_2$ are the real roots of the equation $x^2-kx+c=0$,then the distance between the points $A(x_1, 0)$ and $B(x_2, 0)$ is