1*phenyl alkaptonuria is due to?? 2*Rgroup is "H" in amino acids is?? 3*reproduction topic ??? 4*joints move in saveral directions???? 5* laser uses 6*find voltage 7*life of RBC is 4,5,6 month 8*living part of an ecosystm community,hydrosphere,lithosphere etc 9*ph of blood, 10*strokes law formula, 11*lipids amount in gram positive or negative bacteria 12*ph of blood.. many qs frm immunity n reprduction... 13*if the speed of sound through a gas is 340m/s and its pressure is changed keeping the temperature constant, speed becomes?...