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tetrad

网络  四分体; 四联球菌; 四联体; 四分子; 四分孢子

复数:tetrads 

计算机

英英释义

noun

双语例句

  • At both tetrad and pollen mother cell stages, the amount of polysaccharides in pollen cells of male sterility line was slightly higher than that of its maintainer lines.
    在花粉母细胞和四分体时期,不育系细胞中多糖物质的含量稍高于保持系细胞中的含量,但它们之间差异不显著。
  • The process of pollen abortion begins with vacuole formation and gradual enlargement in the tetrad.
    花粉败育的过程从四分体开始,细胞质内液泡逐渐增大,接着细胞器解体,细胞核解体。
  • The Huangshan A-type granites with tetrad REE: constraints on Mesozoic lithospheric thinning of the southeastern Yangtze craton?
    高度演化的黄山A型花岗岩:对扬子克拉通东南部中生代岩石圈减薄的约束?
  • Microspore mother cells meiosis was conformed to simultaneous type with mostly tetrahedral and decussate tetrad.
    小孢子母细胞减数分裂属于同时型,小孢子在四分体中的排列方式多数为四面体形,少数为十字交叉形。
  • Chromosomes out of nuclei can be seen both at prophase ⅱ and tetrad period.
    前期Ⅱ和四分体时期可观察到核外染色体;
  • First, we construct the symmetrized null tetrad from which the spin coefficients and Dirac equation are derived.
    首先,构造对称化零标架,计算旋系数,导出Dirac方程,并对其进行化简。
  • From tetrad stage to microspore stage, the ABA content in sterile buds was higher than fertile buds.
    四分体到小孢子单核期和小孢子二核后期至成熟花粉期不育花蕾ABA含量仍高于可育花蕾。
  • The characteristics of tetrad was that the nucleus and Golgi bodies being in the active state.
    四分孢子的显著特征是细胞核和高尔基体呈活跃状态。
  • Abnormal tetrad rates in different generations were 0.16, 0.13 and 0.36 respectively.
    异常四分体频率各代分别为0.16、0.13和0.66。
  • The sporogenous cell functioned directly as megaspore mother cell. The tetrad of megaspores was linear in arrangement, and every megaspore might be functional.
    孢原细胞平周分裂形成一个周缘细胞和一个造孢细胞,造孢细胞直接发育成大孢子母细胞,四分体大孢子呈线形排列,它们均可成为功能大孢子;