Peel a thick-skinned orange and square off the ends with a sharp knife.剥开一只厚皮橙子，用锋利的刀将两端削去使它呈方形。Therefore, TRF 2 may protect chromosome ends by maintaining the correct structure at telomere termini.因此, TRF2可保护染色体末端保持正确的结...
A total of 109 patients underwent physical examination, electrocardiogram and echo cardiography.总计109个病人做了体格检查, 心电图,超生心动图.The best main echo half parameter equipment and 7 - band graphic equalizer.最佳主混音半参量均衡及7段图示均衡.In ba...