Multiple choice

An oncovirus is a virus that can cause cancer. Which among the following is the first described oncovirus?

  1. Bovine immunodeficiency virus

  2. Visna virus

  3. Rous sarcoma virus

  4. Avian sarcoma leukosis virus

  5. Koala retrovirus

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Rous sarcoma virus is a retrovirus and is the first oncovirus to have been described. It causes sarcoma in chickens.