Contents: Preface,Introduction,Part A- Principles of life and death in terms of gravity,Why gravity is important force in biological world but not in atomic world?, Part B- Gravity dictates growth and pattern of biological body,Centrifugal or input force and foundation motion (1),Fluidity,stiffness or angular displacement,Memory or inheritence,Qualitative inheritence,How memory of genetical inheritence is retained generation after generation,Growth equation for biological species,Part C- Biologists believe " nature" as anything and everything?,Growth and life in the course of evolution,References.