【简答题】Passage One Questions 1 to 5 are based on the following passage. Occasional self-medication has always been part of normal living. The and selling of drugs have a long history and are closely l...
【单选题】一流产的胚胎组织细胞核型为69,XXY,属于下列哪种数目畸变
【单选题】一流产的胚胎组织细胞核型为69,XXY,属于下列哪种数目畸变
【单选题】女性,35岁,B超发现左侧卵巢囊性肿瘤,手术切除。卵巢巨检为单房性囊肿,7cm×7cm×5cm大小,囊内充盈清亮液体,囊内壁附着散在乳头;镜下,见囊壁及乳头皆衬覆2~3层输卵管型上皮,核呈中度异型,有砂粒体沉着。应诊断下列哪种肿瘤()
【单选题】28岁孕妇,3年前孕20周时因胎儿多发畸形(唇腭裂、脊柱裂、先天性心脏病、单脐动脉)行中期引产,胎儿染色体检查提示为18-三体。现为孕17周,应选择下列哪种方法进行产前诊断()。
【简答题】选词填空 set up expand in the field of cooperate be committed to look forward to so as to convince be engaged in invest The church seeks to______________ closely wit...
【简答题】Theme-related Read the passage carefully until you have got its main idea, and then select one appropriate word for each gap from the box following the passage. Despite the name, the Underground Railr...
【简答题】Mr. Smith lived in a village far away __ 16_ a town . One day he felt very ill and every one 17 he would die . They sent for a doctor . The doctor 18 and looked at the man closely . The doctor asked f...