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buihalinh178
2 năm trước
cho 1 tế bào có bộ nhiễm sắc thể 2n=38 trải qua các kì của quá trình nguyên phân. Hãy xác định số nhiễm sắc thể đơn, nhiễm sắc thể kép, số cromatit, số tâm động ở các kì của nguyên phân.
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