The glenoid cavity articulates:

Which organelle of the cell is responsible for the synthesis of steroids?

If a ladder weighing $250 \ N$ is placed against a smooth vertical wall and the coefficient of friction between the ladder and the floor is $0.3$,what is the maximum force of friction available at the point of contact between the ladder and the floor?

The least positive integer $n$ for which $(1+i)^n=(1-i)^n$ is

Assertion: One molal aqueous solution of glucose contains $180 \text{ g}$ of glucose in $1 \text{ kg}$ of water.
Reason: $A$ solution containing one mole of solute in $1000 \text{ g}$ of solvent is called a one molal solution.

Which one of the following orders is correct for the first ionisation energies of the elements?