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Glossary of Cellular Biology Terms
beginning with letter M
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megakaryocyte Tweet Definition of megakaryocyte Like Definition of megakaryocyte on Facebook
noun 
  1. (anatomy) A large cell, found in bone marrow, responsible for the production of platelets.
     
meiosis Tweet Definition of meiosis Like Definition of meiosis on Facebook
noun (plural meioses)
  1. (rhetoric) a figure of speech whereby something is made to seem smaller or less important than it is
  • 1965: I knew, with one of those secret knowledges that can exist between two people, that her suicide was a direct result of my having told her of my own attempt " I had told it with a curt that was meant to conceal depths; and she had called my bluff one final time. " John Fowles, The Magus
    1. (cytology) Cell division of a diploid cell into four haploid cells, which develop to produce gametes.
     
melanocyte Tweet Definition of melanocyte Like Definition of melanocyte on Facebook
noun 
  1. a cell in the skin that produces the pigment melanin
     
membrane Tweet Definition of membrane Like Definition of membrane on Facebook
noun (plural: membranes)
  1. A flexible enclosing or separating tissue forming a plane or film and separating two environments (usually in a plant or animal).
  1. A mechanical membrane, a thin, flat flexible part that can deform or vibrate when excited by an external force.
     
metaphase Tweet Definition of metaphase Like Definition of metaphase on Facebook
noun 
  1. the stage of mitosis and meiosis, that folows prophase and comes before anaphase, during which condensed chromosomes become aligned before being separated
     
mitochondrion Tweet Definition of mitochondrion Like Definition of mitochondrion on Facebook
noun (mitochondria)
  1. (cytology) A spherical or ovoid organelle found in the cytoplasm of eukaryotic cells, contains genetic material separate from that of the host; it is responsible for the conversion of food to usable energy in the form of ATP.
     
mitosis Tweet Definition of mitosis Like Definition of mitosis on Facebook
noun (mitoses)
  1. (cytology) The division of a cell nucleus in which the genome is copied and separated into two identical halves. It is normally followed by cell division.
     
monocyte Tweet Definition of monocyte Like Definition of monocyte on Facebook
noun 
  1. (immunology) A type of blood leukocyte that differentiation, differentiates into a macrophage.
     
multicellular Tweet Definition of multicellular Like Definition of multicellular on Facebook
adjective (wikipedia, multicellular organism)
  1. (biology, of an organism) That has many cells, often differentiated in function.
     
myelocyte Tweet Definition of myelocyte Like Definition of myelocyte on Facebook
noun 
  1. a large cell, found in bone marrow, that becomes a granulocyte when mature
  2. a cell associated with the myelin of the brain and spinal cord
     

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