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单词 tonoplast
释义

tonoplast

enUK

to·no·plast

T0264400 (tō′nə-plăst′)n. The cytoplasmic membrane that surrounds a vacuole of a plant cell. Also called vacuolar membrane.
[Greek tonos, string, tension; see ten- in Indo-European roots + -plast.]

tonoplast

(ˈtəʊnəˌplæst) n (Botany) botany the membrane enclosing a vacuole in a plant cell[C20: from Greek tonos tone + -plast]

ton•o•plast

(ˈtɒn əˌplæst, ˈtoʊ nə-)

n. a membrane separating a vacuole from the surrounding cytoplasm in a plant cell. [1885–90]

Tonoplast

enUK

tonoplast

[′tän·ə‚plast] (botany) The membrane surrounding a plant-cell vacuole.

Tonoplast

 

the membrane that surrounds a cell vacuole, similar in structure to the membranes of the endoplasmic network. Tonoplasts have selective permeability and the capacity for active transport of ions.

tonoplast

enUK

tonoplast

 [ton´o-plast] the limiting membrane of an intracellular vacuole; the vacuole membrane.

ton·o·plast

(tōn'ō-plast, ton'ō-), An intracellular structure or vacuole. [tono- + G. plastos, formed]

tonoplast

(tō′nə-plăst′)n. The cytoplasmic membrane that surrounds a vacuole of a plant cell. Also called vacuolar membrane.

ton·o·plast

(tō'nō-plast) An intracellular structure or vacuole. [tono- + G. plastos, formed]

tonoplast

the CELL MEMBRANE surrounding the vacuole in the cytoplasm of a plant cell controlling movements of ions into and out of the vacuole. see SELECTIVE PERMEABILITY.
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