• 2022-07-28
    转基因小鼠技术采用的细胞是( )。
    A: ES cells
    B: EG cells
    C: B cells
    D: T cells
  • A
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    • 0

      The stem cells in the epidermis are:() A: basal cells B: spinous cells C: Langerhans cells D: Merkel cells E: keratinocytes

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      Embryonic stem cells (ES cells) are pluripotent stem cells derived from the outer cell mass of a blastocyst, an early-stage pre-implantation embryo._

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      具有强大吞噬作用的细胞是() A: Fibroblasts B: Macrophages C: plasma cells D: mast cells E: mesenchymal cells

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      The patient, male, 30 years old, was found HIV antibody positive in physical examination. Which kind of cells in his body is most significantly reduced A: CD4 + T cells B: CD8 + T cells C: B cells D: NK cells E: Monocytes

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      细胞计数法一般用血球计数板,以什么来表示? A: cells/mL B: cells/L C: cells/μL D: cells/100mL