IWATSUKI Kunio
… A new term, spherophylon, indicates a unit of life higher than the individual level. … To define this term, critical notes are given on the meaning of age in terms of life, the interrelationships among the elements of biodiversity, and an analogy of development between the multicellular body of an individual and the spherophylon. … at the level of the cell, the individual as a multicellular organism, and the spherophylon. …
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