Question

The central dogma is not applicable in the case of

• A. Retroviruses
• B. All prokaryotes
• C. All animal viruses
• D. All plant viruses

Answer 1

The correct option is A Retroviruses

The central dogma of molecular biology states that the flow of genetic information is DNA $\to$ RNA $\to$ protein. With a few notable exceptions, all biological cells conform to this rule. Retroviruses, which transcribe RNA into DNA through the use of a special enzyme called reverse transcriptase. This has resulted in an exception to the central dogma.

So, the answer is A.