Question

Which of the following diseases are caused by family of DNA viruses?

• A. Hepatitis B
• B. Smallpox
• C. Influenza
• D. Rabies

Hint:

DNA viruses include families like Hepadnaviridae (Hepatitis B) and Poxviridae (Smallpox).

Answer 1

The Correct Option is A, B

Step 1: Identifying DNA viruses.
DNA viruses include those that have DNA as their genetic material. Diseases like hepatitis B and smallpox are caused by DNA viruses. Hepatitis B is caused by the Hepadnaviridae family, and smallpox is caused by the Poxviridae family.

Step 2: Analyzing the options.
- (A) Correct, Hepatitis B is caused by a DNA virus.
- (B) Correct, Smallpox is caused by a DNA virus.
- (C) Incorrect, Influenza is caused by an RNA virus.
- (D) Incorrect, Rabies is caused by an RNA virus.
Step 3: Conclusion.
Thus, the correct answer is (A) Hepatitis B and (B) Smallpox.