A river is being polluted with fertilizer runoff from a neighborhood of houses. This is considered A. point source pollution B. nonpoint source pollution C. heavily regulated water pollution D. illegal​

What is the cause hearing loss in human being

Which term describes a normal value for something in the body? a.homeostasis b.set point c.feedback loop d.integration center

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