... DO . 4 BCA Proof : In As BCA and DAC BAC DAC ............ .Th . 4 . .Th . 4 . = LDCA ...... AC = CA. ABCA = ADAC .......... CDA ; similarly , 4 BCD = 4 DAB ...

In De generatione Animalium Aristotle proposes a theory of embryogenesis and indicates its causes. An account of embryo's animation plays an important role in ...