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Libros Libros 1 - 1 de 1 sobre Thereupon it pauses, swings its anterior end about in a circle, and finding that...
" Thereupon it pauses, swings its anterior end about in a circle, and finding that the water coming from one of the directions thus tried is not heated, it proceeds forward in that direction. This course leads it perhaps into the region of a fresh plant... "
Behavior of the Lower Organisms - Página 105
por Herbert Spencer Jennings - 1906 - 366 páginas
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Foundations of Biology

Lorande Loss Woodruff - 1922 - 476 páginas
...of this heated water in the current passing from the anterior end down the oral groove. (Fig. 184.) Thereupon it pauses, swings its anterior end about...pauses, or if the chemical was strong, swims backward a dis• f Fio. 184. — Diagram to show the rotation on the long axis, and the spiral path of Paramecium....
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