D/G易位型21-三体综合征的母亲为平衡易位染色体携带者,其核型应为
A. 48,XX,-21,+t(14q21q)
B. 49,XX,-21,+t(14q21q)。
C. 45,XX,-14,-21,+t(14q21q)
D. 46,XX,-14,+t(14q21q)
E. 46,XX
诊断早期糖尿病肾病较有意义的是
A. 肌酐清除率
B. 尿微量白蛋白测定
C. 尿常规检查
D. 尿渗透压测定
E. MRI
· Some information is missing. · You will hear a telephone conversation about a trade problem. · For each question 9-15, fill in the missing information in the numbered spaces, using a word, numbers or letters. · After you have listened once, replay the recording. From: Mr. 1 About: last 2 Sending time: 3 th of July Problem: not receiving 4 Account number: 5 Correct name: 6 Bank of Harbin Address: 7 street
· Some information is missing. · You will hear part of a talk by a sales manager. · For each question 16-22, fill in the missing information in the numbered spaces, using one or two words. · You wilt hear the talk twice. Office block: 1 office rooms 2 staff Warehouse: keeping 3 items Assembly line: partly 4 and of first class. Quality control: through 5 checks Percentage of rejects: around 6 % Development cost: 7 % of the gross