选择题:原核生物核糖体的大小亚基分别为( )。A.70S,30SB.80S,50SC.60S,40SD.50

题目内容:
原核生物核糖体的大小亚基分别为( )。
A.70S,30S
B.80S,50S
C.60S,40S
D.50S,30S
参考答案: