single tetrad

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• Tetrad (genetics) — For other uses, see Tetrad (disambiguation). The tetrad is the four spores of a yeast or Chlamydomonas, that separate after mating. If the two parents have a mutation in two different genes, the tetrad can segregate as the parental ditype (PD),… …   Wikipedia

• Marshall McLuhan — McLuhan redirects here. For the son of Marshall McLuhan, see Eric McLuhan. Marshall McLuhan Marshall McLuhan in the early 1970s Born July 21, 1911(1911 07 21) Edmonton, Alberta, Canada …   Wikipedia

• plant — plantable, adj. plantless, adj. plantlike, adj. /plant, plahnt/, n. 1. any member of the kingdom Plantae, comprising multicellular organisms that typically produce their own food from inorganic matter by the process of photosynthesis and that… …   Universalium

• Evolutionary history of plants — Plants have evolved through increasing levels of complexity, from the earliest algal mats, through bryophytes, lycopods, ferns and gymnosperms to the complex angiosperms of today. While the simple plants continue to thrive, especially in the… …   Wikipedia

• Glossary of botanical terms — Many of the terms used in Wikipedia glossaries (often most) are already defined and explained within Wikipedia itself. However, lists like the following indicate where new articles need to be written and are also useful for looking up and… …   Wikipedia

• Colarbasians — Gnosticism This article is part of a series on Gnosticism History of Gnosticism …   Wikipedia

• Marcosians — Gnosticism This article is part of a series on Gnosticism History of Gnosticism …   Wikipedia

• Newman-Penrose formalism — The Newman Penrose Formalism is a set of notation developed by Ezra T. Newman and Roger Penrose [cite journal | author= Ezra T. Newman and Roger Penrose | title=An Approach to Gravitational Radiation by a Method of Spin Coefficients |… …   Wikipedia

• Hexany — Regular Octahedron. In music theory, the hexany is a six note just intonation scale, with the notes placed on the vertices of an octahedron, equivalently the faces of a cube. The notes are arranged so that every edge of the octahedron joins… …   Wikipedia

• Newman–Penrose formalism — The Newman Penrose Formalism is a set of notation developed by Ezra T. Newman and Roger Penrose[1] for General Relativity. Their notation is an effort to treat General Relativity in terms of spinor notation, which introduces complex forms of the… …   Wikipedia

• Anapanasati — Ānāpānasati (Pali; Sanskrit: ānāpānasmṛti; Chinese: 安那般那; Pīnyīn: ānnàbānnà), meaning mindfulness of breathing ( sati means mindfulness; ānāpāna refers to inhalation and exhalation), is a form of Buddhist meditation now common to the Tibetan, Zen …   Wikipedia