No matter what plant or animal, the chromosome in its karyon has a certain number and shape.
无论是动物还是植物，其细胞核内的染色体，不仅具有一定的数目，而且还有一定的形状。
3
Objective: to investigate the relationship among ER, PR of breast carcinoma and histological type, karyon grading, stromal responsive fibrosis, and the age of the patient.