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Lamella — is a term for a platelike structure, appearing in multiples, that occurs in various situations, such as biology or materials sciences. It implies a thin layer (Latin), the same derivation as for laminate . It can mean:*Lamella (zoology), a… … Wikipedia
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 wall — A cell wall is a tough, flexible and sometimes fairly rigid layer surrounding a cell, located external to the cell membrane, which provides the cell with structural support, protection, and acts as a filtering mechanism. A major function of the… … Wikipedia
Middle lamella — The middle lamella is a pectin layer which cements the cell walls of two adjoining cells together. Plants need this to give them stability and so that they can form plasmodesmata between the cells. It is the first formed layer which is deposited… … Wikipedia
Vesicle (biology) — A vesicle is a small bubble of liquid within a cell. A more formal definition in cell biology, would be that a vesicle is a relatively small, intracellular, membrane enclosed sac that stores or transports substances. Vesicles form naturally… … Wikipedia
Tissue (biology) — This article is about biological tissue. For other uses, see Tissue. Cross section of sclerenchyma fibers in plant ground tissue … Wikipedia
Nucleus — 1) In cell biology, the structure that houses the chromosomes. 2) In neuroanatomy, a group of nerve cells. * * * 1. In cytology, typically a rounded or oval mass of protoplasm within the cytoplasm of a plant or animal cell; it is surrounded by a… … Medical dictionary
Lamellipodia — The lamellipodium (pl. Lamellipodia) is a cytoskeletal actin projection on the mobile edge of the cell. It contains a two dimensional actin mesh; the whole structure pulls the cell across a substrate (Alberts, et al, 2002). Within the… … Wikipedia
Cap formation — When molecules on the surface of a cell are crosslinked, they are moved to one end of the cell to form a “cap”. This phenomenon, the process of which is called cap formation, was discovered in 1971 on lymphocytescite journal | author=Taylor, RB,… … Wikipedia
Photosynthesis — Composite image showing the global distribution of photosynthesis, including both oceanic phytoplankton and vegetation … Wikipedia
