These single-called organisms can be pathorganic but some can also be edible

Single-celled organisms that can be pathogenic but some can also be edible are called bacteria. 

Hope this helps! :)

Depends on which disease, but as a general rule eat healthy. many vegetables.                                                        hope my answer has come to your . you for posting your question here in we hope to answer more of your questions and inquiries soon. have a nice day ahead! : )     (p.s mark as brainliest if )