Q. A body of mass 5 kg, initially at rest, explodes and breaks into three fragments of masses in the ratio 1: 1 : 3. The two fragments of equal masses fly off perpendicular to each other, each with a...
NEET COACHIG PROGRAMME, 2016-17 II PUC- BIOLOGY UNIT-BIOTECHNOLOGY Biotechnology may be defined the use of microorganism, plant or animal cells or their products for the welfare of mankind.” According...