Innocuousness tumor group have no manifest bleeding and necrosis. Cells have no heteromorphism and less caryocinesia.良性组肿瘤无明显出血、坏死, 细胞无异型性,核分裂少见.PFS attracts people's attention by its remarkable coagulant performanc...
Dinucleotide A compound of two nucleotides linked by their phosphate groups.二核苷酸:由磷酸基团连接的两个核苷酸组成的化合物.One is the flavin adenine dinucleotide ( FAD ), and the second is methenyltetrahydropteroylployglutamate ( MTHF ).大肠杆菌p...
Any of a series of chemically similar, radioactive elements with atomic numbers ranging from 89 ( actinium ) through 103 ( lawrencium ).锕类任何化学性质相似, 原子序数在89 ( 锕 ) 与103 ( 铹 ) 之间变化的放射性元素.The extraction mechanism and separat...