【单选题】Which is wrong for the description of ABO gene?
A.
The ABO gene is located on chromosome 9q34.
B.
The ABO gene is fairly large, consisting of night exons spread over 18 kb.
C.
The open reading frame of the protein is located primarily in exons 6 and 7.
D.
ABO expression is also regulated by the H gene, which is responsible for the synthesis of H antigen substrate, the precursor of A and B antigens.
【简答题】温室外气温超过()时,单纯的自然通风或强制通风满足不了温室生产的要求。 A15℃ B20℃ C30℃ D35℃
【单选题】温室外气温超过( )时,单纯的自然通风或强制通风满足不了温室生产的要求。
【单选题】现前庭大腺囊肿最常用最有效的治疗方法( )
【单选题】S7-200 系列 PLC 中,有记忆接通延时定时器和接通 / 关断延时定时器的编号不同,下面属于有记忆接通延时定时器的为
【单选题】在Excel中,最适合用于显示随时间变化的趋势的图表类型是( )。
【单选题】温室外气温超过()时,单纯的自然通风或强制通风满足不了温室生产的要求。
【单选题】现前庭大腺囊肿最常用有效的治疗方法( )
【单选题】温室外气温超过( )时,单纯的自然通风或强制通风满足不了温室生产的要求。