these single - celled organisms can be pathogenic but some can also be edible. a. bacteria b. viruses c…

these single - celled organisms can be pathogenic but some can also be edible. a. bacteria b. viruses c. protozoa please select the best answer from the choices provided.
Answer
Brief Explanations:
Bacteria are single - celled organisms. Some bacteria are pathogens causing diseases, while others like certain lactic - acid bacteria are edible and used in food production. Viruses are not single - celled organisms. Protozoa are single - celled but are not commonly known as edible organisms.
Answer:
A. bacteria