在减数分裂的四分体时期,若细胞内有4个四分体,那么它所含的脱氧核苷酸链共有 [ ]
A.4条
B.8条
C.16条
D.32条
答案:D
Noah and his sons put the animals into their places and brought in enough food to feed them. What does the underlined word mean?
A.to please
B.to eat
C.to help
D.to give food
我国最基本的宗教政策是宗教信仰自由。 ( )