The basic necessities of primary man were food and shelter.He depends on nature for this.As time flew
his needs grew and things did not remain the same any more.These changesled tothe birth of civilizations,culture,traditionand scientific thoughts.The progress in sccience led to inventions and discoveries in every field.Today there is no single area in man's life where science has not left its mark.Medical science has also travelled a lot from the old ages.Even now the researches are engrossed in their task tob study the commplex nature of living organisms and their behaviour.Man's unnecessary interveention in the nature's balanced system,changed climatic conditions and his mechanised life style has resulted in new diseases and strains
his needs grew and things did not remain the same any more.These changesled tothe birth of civilizations,culture,traditionand scientific thoughts.The progress in sccience led to inventions and discoveries in every field.Today there is no single area in man's life where science has not left its mark.Medical science has also travelled a lot from the old ages.Even now the researches are engrossed in their task tob study the commplex nature of living organisms and their behaviour.Man's unnecessary interveention in the nature's balanced system,changed climatic conditions and his mechanised life style has resulted in new diseases and strains
