染色粒，英文名为Chromomeres，是指染色体在减数分裂初期呈现的染色很深的可见小颗粒。
n. chromomere
绝大多数染色粒包含一个遗传单位。
在联会发生前，染色质纤维凝聚在轴成分上呈现出染色粒。
Before synapsis, chromatin fibers condense at the chromosome axes forming the chromomeres.
这些载体具有不同的特征，包括质粒、粘粒和酵母人工染色体。
These vectors can have different features (such as the size of DNA-insert they can accommodate) and include plasmids, cosmids, and yeast artificial chromosomes (YACs).
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