根据核苷酸替换导致的密码子改变类型,基因突变分为()
A. 错义突变
B. 同义突变
C. 无义突变
D. 移码突变
抽动秽语综合征好发年龄为 ()
A. 1~3 岁之间
B. 2~12 岁之间
C. 3~6 岁之间
D. 1~12 岁之间
The interrelationship among the three mainstream philosophical thoughts, Confucianism, Taoism and Buddhism, has been marked by ______ in history.
A. contention
B. complementation
C. coexistence
D. incompatiblity
下面哪句话不表示“春天就要到了”?
A. Весна уже на носу.
B. Весна уходит.
C. Весна не за горами.
D. Наступает весна.