Witch method of fly control be most harmful to other organisms in the environment?

Vaccines are weakened forms of disease causing microorganisms, which are given to patients to prevent disease. after the vaccine is administered, the immune system responds by creating a(n) to recognize the a.) antibody, antibiotic b.) antigen, antibody c.)antibiotic, antibody d.)antibody, antigen

Which statement best describes the role of religion and culture in ancient medicine?

During convection, less dense fluid rises and denser fluid sinks.