【名词&注释】
临床表现(clinical manifestation)、体外受精(in vitro fertilization)、骨髓炎(osteomyelitis)、营养障碍(nutrition disorders)、逆行性牙髓炎(retrograde pulpitis)、绝大多数(most)、同源人工授精(artificial insemination by husband)、异源人工授精(artificial insemination by donor)、无性生殖(asexual reproduction)、密切关系(close relationship)
[单选题]目前,我国禁止的生殖技术是
A. 人工授精
B. 同源人工授精(artificial insemination by husband)
C. 异源人工授精(artificial insemination by donor)
D. 无性生殖(asexual reproduction)
E. 体外受精