00294nam a2200109Ia 450000500170000000800410001708200140005810000170007224500440008926000430013330000080017620260224040858.0260224s9999||||xx |||||||||||||| ||und||  a660.6 BAH  aBahadur, B.  0aEssential of biology and biotechnology   aHyderabad. Pharma Book Syndicatec2005  a594