单词 | food vacuole |
释义 | > as lemmasfood vacuole food vacuole n. Microbiology a membrane-bound structure occurring inside certain unicellular organisms (as amoebas, sporozoans, etc.) enclosing fluid and food particles for digestion and subsequent release into the cytoplasm. ΚΠ 1875 H. A. Nicholson Text-bk. Zool. (ed. 2) iii. 47 In the case of the Amoeba, each particle of food generally carries with it a little water, so that the appearance is produced of a number of little clear spaces in the central sarcode. These are now called vacuoles, or food-vacuoles; but they were originally described by Ehrenberg..as so many distinct stomachs. 1960 D. C. Braungart & R. Buddeke Introd. Animal Biol. (ed. 5) iv. 40 The morsel of food together with the accompanying water thus taken into an ameba gives rise to a food vacuole. 2003 Parasitol. Res. 90 249/1 None of the flagellates contained wood fragments in their food vacuoles and so evidently do not participate in the digestion of wood or cellulose. < as lemmas |
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