bt m askin abt public servc cmsn nt css ..in dat anatomy n physiology r two separate subjects na?? shud i selct both ov dem n wt shd b my thrd subjct?? n my exam wll b held in nov so hw may hours shd i study a day/? n is it d gud decision to take ths exam.. m vry much perplexed esp since i have came to know dat urdu is also a complsry subjct !!