quarter replication
51Alcoholics Anonymous — AA meeting sign Alcoholics Anonymous (AA) is an international mutual aid movement which says its primary purpose is to stay sober and help other alcoholics achieve sobriety. Now claiming more than 2 million members, AA was founded in 1935 by Bill …
52Barnard's Star — The location of Barnard s Star Observation data Epoch J2000.0      Equinox J2000.0 …
53Compact Disc — CD redirects here. For other uses, see CD (disambiguation). Not to be confused with DVD. Compact disc The readable surface of a Compact Disc incl …
54Cytosol — The cytosol is a crowded solution of many different types of molecules that fills much of the volume of cells.[1] The cytosol or intracellular fluid (or cytoplasmic matrix) is the liquid found inside cells, that is separated into compartments by… …
55Economics — This article is about the social science. For other uses, see Economics (disambiguation). For a topical guide to this subject, see Outline of economics. Economics …
56Mean — This article is about the statistical concept. For other uses, see Mean (disambiguation). In statistics, mean has two related meanings: the arithmetic mean (and is distinguished from the geometric mean or harmonic mean). the expected value of a… …
57Zinc — This article is about the metallic element. For other uses, see Zinc (disambiguation). copper ← zinc → gallium ↑ Zn ↓ Cd …
58Chronic fatigue syndrome — This article is about the medical condition Chronic fatigue syndrome. For the symptom chronic fatigue, see Fatigue (medical). Chronic fatigue syndrome Classification and external resources ICD 10 G93.3 ICD 9 …
59Breast cancer — Classification and external resources Mammograms showing a normal breast (left) and a cancerous breast (right). ICD 10 C …
60XM Satellite Radio — Infobox Company company name = XM Satellite Radio Holdings, Inc. company company type = Subsidiary of Sirius XM Radio company slogan = Beyond AM. Beyond FM. XM. foundation = 1988 (as American Mobile Radio Corporation) location = Washington, D.C …
