【名词&注释】
交感神经(sympathetic nerve)、发病率、体外受精(in vitro fertilization)、血管性(vascular)、粒细胞(granulocyte)、病原体(pathogen)、同源人工授精(artificial insemination by husband)、异源人工授精(artificial insemination by donor)、小巨核细胞(small megakaryocytes)、无性生殖(asexual reproduction)
[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