The practical manual

The purpose of this book is to give students of zoology a concise account of the kind of practical study of bio statistics and computer applications biochemistry biophysics environmental biology and toxicology. Sufficient information is given in the form of notes diagrams formulas and calculations. I am indebted to specifically thank to all my colleagues for their continuous encouragement to prepare this book in stipulated time. Criticism and suggestions for further improvement shall be gratefully acknowledged. I am immensely thankful to the management and principal of J.K.K. Nataraja college of arts and science Komarapalayam for their kind co-operation.