Search results for "Stem cell" - New World Encyclopedia

From New World Encyclopedia
  • process by which an unspecialized cell becomes specialized into one ... the ability to divide to maintain the stem cell population. They are the ...
    10 KB (1,501 words) - 01:40, 13 January 2023
  • an enlarged, fleshy, generally underground stem of certain seed plants, in ... Two different groups of tubers are stem tubers and root tubers. ...
    10 KB (1,640 words) - 18:40, 2 May 2023
  • Similarly, a stem called a rhizome grows horizontally below the surface ... quickly replaced by new cells generated by cell division within the meristem ...
    11 KB (1,643 words) - 21:37, 15 August 2022
  • immune system, and specifically in the cell-mediated immune system. They ... The cell-mediated immune system is very complex and highly coordinated ...
    15 KB (2,401 words) - 18:36, 24 October 2022
  • #The acceptor stem is a 7-bp stem made by the base pairing of the ... #The D arm is a 4 bp stem ending in a loop that often contains dihydrouridine ...
    13 KB (1,936 words) - 01:34, 2 May 2023
  • in low concentrations, the rate of cell elongation in stems, among ... (growth of stems toward light), inhibit cell elongation in roots, impact ...
    15 KB (2,169 words) - 05:59, 10 January 2023
  • In organisms that reproduce sexually, once a sperm fertilizes an egg ... blastula undergo coordinated processes of cell division, invasion, and/or ...
    8 KB (1,283 words) - 18:00, 13 February 2024
  • are typically composed of a soma, or cell body, a dendritic tree, and ... The axon of a neuron (nerve cell) is a long, slender projection that ...
    10 KB (1,539 words) - 23:55, 3 December 2023
  • The glial cells surround both the central cell bodies and the extensions ... Glia retain the ability to undergo cell division in adulthood, while ...
    15 KB (2,279 words) - 07:55, 24 January 2023
  • presence of clearly differentiated "stem" and "leaves," ... Members of the Sphagnum genus consist of a main stem, with tightly ...
    14 KB (2,165 words) - 15:20, 27 April 2023
  • Red blood cell, or erythrocyte, is a hemoglobin-containing blood cell ... when mature, meaning that they lack a cell nucleus and as a result, have ...
    16 KB (2,383 words) - 02:30, 8 December 2022
  • In the vertebrate body, the liver is the largest gland (i.e., a cell ... the liver is the main site of red blood cell production. The fetal liver ...
    15 KB (2,224 words) - 20:54, 3 November 2022
  • of generations life cycle, apical cell growth, cuticle, antherida ... with an alternation of generations, apical cell growth (meristem-like growth ...
    11 KB (1,564 words) - 10:22, 21 January 2023
  • one which shows no distinction of parts: stem and leaf, and a simple root ... ring, vascular bundles are scattered in the stem, leaf veins form a parallel ...
    33 KB (5,220 words) - 01:41, 9 January 2023
  • DMSO is also used as a cryoprotectant, added to cell media in order ... used to preserve organs, tissues, and cell suspensions. Without it, up ...
    12 KB (1,770 words) - 16:50, 22 July 2020
  • ===Ethical issues in abortion and embryonic stem cell research=== permissible? Why or why not? Does the stem cell constitute a person? Which ...
    22 KB (3,471 words) - 09:37, 10 March 2023
  • search, Brecker was unable to find a matching stem cell donor. In late 2005, he was the recipient of an experimental partial matching stem cell transplant ...
    11 KB (1,729 words) - 16:53, 9 November 2022
  • ====Scanning Transmission Electron Microscope (STEM) ==== The STEM rasters a focused incident probe across a specimen that ...
    20 KB (2,873 words) - 15:58, 13 February 2024
  • speech, is the outermost layer of a woody stem, derived from the cork cambium ... The vascular cambium is a part of a woody stem where cell division occurs ...
    16 KB (2,451 words) - 20:36, 23 May 2020
  • *Platelets (thrombocytes) are cell fragments that play an important ... Blood cells are produced by specialized stem cells, located in the ...
    16 KB (2,426 words) - 18:13, 31 October 2023

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