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spermatid    
精细胞; 精子细胞; 精子细胞

精细胞; 精子细胞; 精子细胞


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  • Spermatid - Wikipedia
    The spermatid is the haploid male gametid that results from division of secondary spermatocytes As a result of meiosis, each spermatid contains only half of the genetic material present in the original primary spermatocyte
  • Spermatid - Definition and Examples - Biology Online Dictionary
    A spermatid is the haploid male sexual cell formed after meiosis from spermatocytes that eventually matures into a spermatozoon Spermatogenesis is the formation of male sexual cells or sperms in the testis, the male reproductive organ
  • Mechanisms of spermiogenesis and spermiation and how they are disturbed
    Haploid round spermatids undergo a remarkable transformation during spermiogenesis The nucleus polarizes to one side of the cell as the nucleus condenses and elongates, and the microtubule-based manchette sculpts the nucleus into its species-specific head shape
  • Spermatid - wikidoc
    The term spermatid refers to the haploid male gametid that results from division of secondary spermatocytes As a result of meiosis, each spermatid contains only half of the genetic material present in the original primary spermatocyte
  • Spermatid | definition of spermatid by Medical dictionary
    a cell produced by meiotic division of a secondary spermatocyte; it develops into the spermatozoon Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition © 2003 by Saunders, an imprint of Elsevier, Inc All rights reserved
  • Meiotic divisions and round spermatid formation do not require . . .
    Each resulting round spermatid inherits a complete centrosome with one mature and one immature centriole that will progress after meiosis to form fully mature spermatids This is presented as a remodeled head structure and attached flagella
  • spermatid - Encyclopedia. com
    spermatid One of four haploid cells formed during the second reduction-division of meiosis in male animals Without further division they undergo cytoplasmic changes and condensation of the nucleus to give rise to spermatozoa
  • Spermatogenesis – Basic Human Physiology
    Spermatogonia divide to produce primary and secondary spermatocytes, then spermatids, which finally produce formed sperm The process that begins with spermatogonia and concludes with the production of sperm is called spermatogenesis
  • What Happens To A Spermatid To Change It Into A Sperm Cell?
    A spermatid is the result of spermatogenesis, a long and complex process that begins with a stem cell dividing, resulting in a spermatogonium This cell goes through a series of divisions and maturation stages, ultimately resulting in two haploid cells known as spermatids





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