Online Dictionary of Invertebrate Zoology: Complete Work - Best Text

Online Dictionary of Invertebrate Zoology 173an insect, partly (an open cell) or completely (a closed cell)surrounded by veins. c. A cavity under the ground containingan insect pupa.cell body see neuroncell constancy A situation in many microscopic invertebrateswhere the multiplication of cells ceases at hatching, exceptfor the reproductive system, and growth is by enlargementof existing cells. see eutely.cell culture The growing of cells in vitro.cell division The reproduction of cells by karyokinesis and cytokinesis.cell doctrine see cell theorycellifugal a. [L. cella, chamber; fugare, to flee] Passing from acell. see cellipetal.cellipetal a. [L. cella, chamber; petere, to seek] Passing towardsa cell.cell lineage Following individual blastomeres to their ultimatefate in the formation of definite parts of the organism.cell membrane see plasma membranecell organ A differentiated part of a cell that has a specialfunction, such as a centrosome, organoid, or organelle.cells of Semper (ARTHRO: Insecta) The cells of the crystallineeye cone, whose intercellular membranes form a cruciformpattern when the cone is seen in transverse section.cell theory All organisms are composed of cell(s); a cell is thesmallest unit of matter that is alive (functional unit) proposedby Schwann for animals in 1838-40; cells are the reproductiveunits of all organisms; cellular.cellulae n.pl. [L. dim. cella, chamber] (ARTHRO: Insecta)Round or oval-like areas on the exocuticle of certain Coccidae(Lecaniidae); dermal pores; dermal cells.cellular affinity (PORIF) Pertaining to the selective adhesivenessfound among the cells.cellulase n. [L. dim. cella, chamber] A digestive enzyme thathydrolyzes cellulose in food.cellule n. [L. dim. cella, chamber] 1. A small cell. 2. (ARTHRO: