Question

interferon is a defense against ______ cells. enter answer

Explanation:

Interferons are proteins that play a crucial role in the immune system. They are mainly produced by cells in response to viral infections. When a cell is infected by a virus, it releases interferons. These interferons then signal neighboring cells to increase their antiviral defenses. This helps to limit the spread of the virus within the body. So, interferons act as a defense against virus - infected cells.

Answer:

virus - infected