The following are applicable to bacterial genoms except________________?
Correct answer: D. Its DNA has both introns and extrons
- A. It is composed of DNA
- B. It doe not contain histones
- C. It is circular
- D. Its DNA has both introns and extrons
Explanation
Typical bacterial genomes are DNA, usually circular, and generally lack the intron-exon organisation common in eukaryotic genes. Therefore, the statement that bacterial DNA has both introns and exons is the exception in standard textbook descriptions.
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