Hi here is my problem that I passed my graduation almost 20yeras back and after that i did MBA and since then working (academic side).ow I would like to pursue my Phd program in life sciences in USA and would this gap has any effect in getting admission or getting visa? My most favorite subject is life sciences but because of demand and getting livelyhood I opted for MBA but now I am self sufficient, in fact i want to dedicate my rest of life to the science as this is my long term plan.PLease do help me in this regard (how to get admission).Thank you all