Question

select all true statements about viruses. a viruses take over a host cell, sometimes quickly killing it and sometimes just hiding in it. b some viruses are prevented by vaccines and treated by antivirals that slow down the virus or minimize its symptoms. c viruses reproduce asexually because they are living organisms. d strep throat and food poisoning are examples of viral infections.

Explanation:

• A: Viruses can have lytic (quick - killing) or lysogenic (hiding) life - cycles within host cells.
• B: Vaccines can prevent some viral infections and antivirals can manage symptoms or slow virus growth.
• C: Viruses are not living organisms and do not reproduce asexually in the traditional sense.
• D: Strep throat is caused by bacteria, and food poisoning can be due to bacteria, toxins, etc., not typically viruses.

Answer:

A. Viruses take over a host cell, sometimes quickly killing it and sometimes just hiding in it.
B. Some viruses are prevented by vaccines and treated by antivirals that slow down the virus or minimize its symptoms.