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shinichi143
2 năm trước
1 Ở Lúa nước có bộ nhiễm sắc thể lưỡng bội 2n=24. Hãy tính số cromatit, số tâm động, số NST qua các kỳ của nguyên phân. 2Trình bày những diễn biến chính của chu kỳ tế bào.
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