Consider the following statements: 1. Adenoviruses have single-stranded DNA genomes whereas retroviruses have double-stranded DNA genomes. 2. Common cold is sometime caused by an adenovirus whereas AIDS is caused by a retrovirus. Which of the statements given above is/are correct?

விடையைக் காட்டு & விளக்கம்

விடை: (B) 2 only

விளக்கம்

Adenoviruses have double-stranded DNA and retroviruses have single-stranded RNA. Adenoviruses can cause colds, and HIV is a retrovirus.