对并殖吸虫病有诊断上参考价值的实验是()
A.酶联免疫吸附试验
B.皮内试验
C.间接血凝试验
D.后尾蚴膜反应
E.痰、粪、体液或皮下结节内找虫卵
参考答案:C
导致苯丙酮尿症的致病基因是()
A.高苯丙氨酸血症
B.苯丙氨酸羟化酶
C.三磷酸鸟苷环化水解酶
D.6-丙酮酰四氢蝶呤合成酶
E.苯丙氨酸水解酶
翻译句子。
1. The country was dragged into the war.
2.1 managed to drag myself out of bed.
3. He dragged behind the others.
4. Why must you drag me out to a concert on this cold night?