题目内容

Plasmid contains origin of replication and can replicates independently in the host cell.( )

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A split gene refers to that two genes are separated by some non-coding DNA sequences. ( )

The chemical basis of most genes in nature is DNA.( )

A gene is the DNA sequence encoding proteins ().

The genome of the virus can be:____

A. dsDNA
B. ssDNA
C. dsRNA
D. ssRNA