有毒的祛风湿药有()
A.雷公藤
B.蕲蛇
C.川乌
D.昆明山海棠
E.雪上—枝蒿
参考答案:A, B, C, D, E
— ________ I remind you of is to return the book to our English teacher.
— I will give it to him _________ I see him. [ ]
A. That; immediately
B. What; the moment
C. What; while
D. Whether; once
下列有关基因控制生物性状的实例分析,属于直接通过控制结构蛋白合成来控制性状的是()
A.白化病
B.苯丙酮尿症
C.囊性纤维病
D.豌豆粒型