invisible differentiation

invisible differentiation
the development toward a fixed fate, through chemodifferentiation, by cells that show no visible signs of this determination.

Medical dictionary. 2011.

Игры ⚽ Нужен реферат?

Look at other dictionaries:

  • Differentiation — 1 The process by which cells become progressively more specialized; a normal process through which cells mature. This process of specialization for the cell comes at the expense of its breadth of potential. Stem cells can, for example,… …   Medical dictionary

  • chemodifferentiation — Differentiation of the cellular chemical constituents in the embryo prior to cytodifferentiation; sometimes recognizable histochemically. SYN: invisible differentiation. * * * che·mo·dif·fer·en·ti·a·tion .dif ə ren chē ā shən n differentiation at …   Medical dictionary

  • KABBALAH — This entry is arranged according to the following outline: introduction general notes terms used for kabbalah the historical development of the kabbalah the early beginnings of mysticism and esotericism apocalyptic esotericism and merkabah… …   Encyclopedia of Judaism

  • monopoly and competition — ▪ economics Introduction       basic factors in the structure of economic markets.In economics monopoly and competition signify certain complex relations among firms in an industry. A monopoly implies an exclusive possession of a market by a… …   Universalium

  • Cosmogony — • By this term is understood an account of how the universe (cosmos) came into being (gonia • gegona = I have become). It differs from cosmology, or the science of the universe, in this: that the latter aims at understanding the actual… …   Catholic encyclopedia

  • 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

  • Creation — • Like other words of the same ending, the term creation signifies both an action and the object or effect thereof. Thus, in the latter sense, we speak of the kingdoms of creation , the whole creation , and so on Catholic Encyclopedia. Kevin… …   Catholic encyclopedia

  • Sexual dimorphism — Female (left) and male Common Pheasant, illustrating the dramatic difference in both color and size between sexes Sexual dimorphism is a phenotypic difference between males and females of the same species. Examples of such differences include… …   Wikipedia

  • Europe, history of — Introduction       history of European peoples and cultures from prehistoric times to the present. Europe is a more ambiguous term than most geographic expressions. Its etymology is doubtful, as is the physical extent of the area it designates.… …   Universalium

  • human embryology — ▪ biology Introduction       the process encompassing the period from the formation of an embryo, through the development of a fetus, to birth.       The human body, like that of most animals, develops from a single cell produced by the union of… …   Universalium

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”