Mast, Samuel Ottmar, 1871- · New York : J. Wiley & Sons · leaf 103
udopods onthe illuminated side. I could, however, never be quitecertain that it did, although it often appeared so. Thedifficulty in observation here lies in the fact that withoutany change of illumination the pseudopods form, extend avarying distance, then stop and retract while others… … Fio. 8. Camera drawing representing different Mages in the process of orien-tation o( Amoeba proteus. I, Amoeba oriented in light nit before light II is turnedon; a-g luccesaive positions at the time indicated on each alter light U is turned on.Arrows represent the direction of streaming of…
Light · Phototropism
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