Which statement about bacterial chromosome is not right?
A. It is a circular, double stranded DNA molecule
B. It is haploid genome.
C. It is supercoiled and tightly packaged in the nucleoid.
D. It is a linear, long DNA molecule in the nucleoid.
Which statement about operon within bacterial chromosome DNA is not right?
A. In an operon, the same promoter can regulate the expression of several genes.
B. One RNA polymerase mediates the transcription of several copies of RNA.
C. An Operon is typically polycistronic.
D. Anoperon consists of a promoter linked witha series of genes.
Bacterial DNA can be transcribed into five types of RNA. Which type of RNAmediates synthesis of a new DNA chain in replication?
A. RNA primer ;
B. rRNA;
C. mRNA;
D. tRNA
Which statement about transfer of bacterial genetic information is not right?
A. Most phenotypes are determined by the transfer of genetic information.
B. It makes up the central dogma of genetics in bacteria cells.
C. Promoter binds the ribosome to initiate the translation of polypeptide.
DNA transcribed into mRNA, which is translated to form polypeptides.
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