Which is true of all organs in the human body?

a. they are made up of two or more tissue types.
b. they produce red and white blood cells.
c. they remove harmful substances from the body.
d. they are composed of one main type of cell.

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 )

Answerfarmer's market; (b) would be my second choice