Multiple choice

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

  1. Koala retrovirus

  2. Avian sarcoma leukosis virus

  3. Rous sarcoma virus

  4. Visna virus

  5. Bovine immunodeficiency virus

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.