<P> "Life by it's own force, tends to increase the volume of all organs which possess the force of life, and the force of life extends the dimensions of those parts up to a extent that those parts bring to themselves;" </P> <P> "The production of a new organ in an animal body, results from a new requirement arising . and which continutes to make itself felt, and a new movement which that requirement gives birth to, and it's upkeep / maintenance;" </P> <P> "The development of the organs, and their ability, are constantly a result of the use of those organs ." </P> <P> "All that has been acquired, traced, or changed, in the physiology of individuals, during their life, is conserved through the genesis, reproduction, and transmitted to new individuals who are related to those who have undergone those changes ." </P>

Who proposed the idea of inheritance of acquired characteristics