00337cam a2200145ua 45000010005000000080039000050400009000440410012000530820014000651000017000792450030000962600038001263000009001646530018001738918190417n1996    II  |||gr||||Z||||||eng  aMAIN  aEnglish  a660.6 GUP  aGUPTA, P. K.  aELEMENTS OF BIOTECHNOLOGY  aMEERUTbRASTOGI PUBLICATIONc1996  a602.  aBIOTECHNOLOGY