tube cell

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• tube cell — noun 1. : one of the two cells that is produced by division of the microspore nucleus in the development of the male gametophyte in higher plants and that functions in development of the pollen tube 2. : any of the cells in a wheat grain having… …   Useful english dictionary

• cell — cell1 cell like, adj. /sel/, n. 1. a small room, as in a convent or prison. 2. any of various small compartments or bounded areas forming part of a whole. 3. a small group acting as a unit within a larger organization: a local cell of the… …   Universalium

• Cell — The basic structural and functional unit in people and all living things. Each cell is a small container of chemicals and water wrapped in a membrane. Each cell in the human body there are 100 trillion cells in each of us contains the entire… …   Medical dictionary

• tube — Synonyms and related words: Amtrak, L, Photronic cell, adjutage, amplifier, anode, attenuator, audio frequency tube, baggage train, ballast regulator, ballast tube, barrel, base, beam switching tube, bole, branch, cable railroad, cable railway,… …   Moby Thesaurus

• tube — I (New American Roget s College Thesaurus) n. pipe, hose, conduit; tunnel, subway; slang, television. See passage. II (Roget s IV) n. 1. [A hollow cylinder] Syn. conduit, hose, test tube, tubing, tunnel, loom, subway; see also pipe 1 . 2. [A… …   English dictionary for students

• Tube — A long hollow cylinder. There are many tube like structures in the human body, such as the auditory tube (Eustachian tube) in the ear. * * * 1. A hollow cylindrical structure or canal. 2. A hollow cylinder or pipe. SYN: tuba [TA]. [L. tubus]… …   Medical dictionary

• cell — Synonyms and related words: POW camp, Photronic cell, adytum, animal cell, apartment, ashram, bastille, bioplast, black hole, booth, borstal, borstal institution, box, bridewell, brig, bunch, cabal, cadre, camarilla, cavity, cellular tissue,… …   Moby Thesaurus

• Cell membrane — Illustration of a Eukaryotic cell membrane The cell membrane or plasma membrane is a biological mem …   Wikipedia

• Cell type — A cell type is a distinct morphological or functional form of cell. When a cell switches state from one cell type to another, it undergoes cellular differentiation.AnimalsHumansDifferent cell types react differently to external stimuli. For… …   Wikipedia

• Flame cell — removing waste materials. Bundles of flame cells are called protonephredia.The flame cell has a nucleated cell body, with a cup shaped projection, with cilia covering the inner surface of the cup. The beating of these cilia resemble a flame,… …   Wikipedia

• sterile cell —   Cell in a gymnosperm pollen tube that gives rise, by cell division, to two spermatids and, eventually, two spermatozoids …   Expanded glossary of Cycad terms