progenitor
71Crab Nebula — Crab Nebula …
72Nietzschean (Andromeda) — The Nietzscheans are a species of genetically engineered humans in the television series Andromeda who quite religiously follow the works of Friedrich Nietzsche, Social Darwinism and Dawkinite genetic competitiveness. They claim to be physically… …
73NGC 300 — An ultraviolet image of NGC 300 taken by the Galaxy Evolution Explorer (GALEX) Observation data (J2000 epoch) C …
74Viruses in the Resident Evil series — One of the major plot elements of the Resident Evil series is the outbreak of various viruses. These viruses are the creation of the fictional Umbrella Corporation, which is attempting to use them to create Bio Organic Weapons… …
75Cygnus X-1 — For other uses, see Cygnus X 1 (disambiguation). HDE 226868 HDE 226868 (not shown) is located next to the star η (lower center) in this map of constellation Cygnus …
76Microglia — Code TH H2.00.06.2.00004 Microglia are a type of glial cell that are the resident macrophages of the brain and spinal cord, and thus act as the first and main form of active immune defense in the central nervous system (CNS). Microglia constitute …
77Adult stem cell — Adult stem cells are undifferentiated cells found throughout the body after embryonic development that divide to replenish dying cells and regenerate damaged tissues. Also known as somatic (from Greek Σωματικóς, of the body ) stem cells, they can …
78Leukopoiesis — is a form of hematopoiesis in which white blood cells (WBC, or leukocytes) are formed in bone marrow located in bones in adults and hematopoietic organs in the fetus. White blood cells, indeed all blood cells, are formed from the differentiation… …
79Neuroepithelial cell — Neuroepithelial Cells are progenitor cells in the nervous system, deriving from stem cells in several different stages of development. They appear during embryonic development of the neural tube as well as in adult neurogenesis in specific areas… …
80Genealogical numbering systems — Several genealogical numbering systems have been widely adopted for presenting family trees and pedigree charts in text format. Among the most popular numbering systems are: Ahnentafel (Sosa Stradonitz Method), and the Register, NGSQ, Henry, d… …
