The number of disulphide linkages present in insulin are

$\int \frac{dx}{(x+1) \sqrt{4x+3}}$ is equal to

Which of the following hydrides is electron-deficient?

Identify the logic operation performed by the following circuit.

At $T \text{ K}$,the ratio of kinetic energies of $4 \text{ g}$ of $H_{2(g)}$ and $8 \text{ g}$ of $O_{2(g)}$ is

In the study of a transistor as an amplifier,if $\alpha = \frac{I_C}{I_E}$ and $\beta = \frac{I_C}{I_B}$,where $I_C, I_B$,and $I_E$ are the collector,base,and emitter currents,respectively,then: