Question

how do viruses causes diseases?​

Answer 1

• Viruses cause familiar infectious diseases such as the common cold, flu and warts. They also cause severe illnesses such as HIV/AIDS, smallpox, and Ebola. Viruses are like hijackers. They invade living, normal cells and use those cells to multiply and produce other viruses like themselves.

Answer 2

Answer:

viruses are not seen in our naked eyes... they contain some type of constituents.. which cause diseases in human body