推测副缢痕附近异染色质的DNA重复序列可能是在进化过程中通过染色单体不均等交换而逐渐形成。
It is presumed that the repeated DNA sequences of the heterochromatin near the secondary constriction might be formed gradually in the process of evolution through unequal SCEs.
推测副缢痕附近异染色质的DNA重复序列可能是在进化过程中通过染色单体不均等交换而逐渐形成。
It is presumed that the repeated DNA sequences of the heterochromatin near the secondary constriction might be formed gradually in the process of evolution through unequal SCEs.
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