Mouse bone marrow polychromatic erythrocyte micronucleus test was negative.对小鼠骨髓嗜多染红细胞微核试验结果为阴性.There were micronucleus at telophase in another pollen mother cells.另一些花粉母细胞在末期具有微核.Objective To observe chromosomal aberrat...
当我们从一些树下面经过时,迈克提到他差点儿学林学.As we passed under the trees Mike noted that he almost studied forestry.那时年轻的本富兰克林学着印刷技术,作义兄詹姆的学徒.Young Ben Franklin learned the printing trade by serving as an apprentice half brother James....