mRNA的核苷酸序列与编码链基本相同，只是以（）代替了（）。
查看答案
Which two statements are true about the duplexing of the backups taken by RMAN? （）(Choose two.)
A. It's only supported for the backups performed on the tape
B. It is not supported for backup operations that produce image copies
C. Duplex backups need a parallelism for the device to be equal to number of copies
Duplex backups can be performed to either disk or tape, but cannot be performed on tape and disk simultaneously
各级人民政府应当组织有关部门或者机构，在农业收获季节、火灾多发季节和重大节假日期间集中进行（），督促有关单位、村民委员会、居民委员会采取防火措施，开展消防宣传教育。
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