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Gaokao Biology Practice Question

某兴趣小组开展小鼠原代神经元培养的研究, 结果发现其培养的原代神经元生长缓慢, 其原因不可能的 是

  1. A.实验材料取自小鼠胚胎的脑组织
  2. B.为了防止污染将培养瓶瓶口密封
  3. C.血清经过高温处理后加入培养基
  4. D.所使用 培养基呈弱酸性

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