What happens when the body cannot differentiate between pathogens and body cells? a. the organism will develop allergies. b. the excretory system will remove the pathogens. c. the digestive system will absorb the pathogens. d. the immune system will target the body’s own cells.

what's the

when [oh-] is 10-5  m, and [h3o+] is 10-9  m, the poh is 5 and ph is 9. again in both cases the sum of ph and poh is 14. however, the hydrogen ion concentration is not always going to be equal to exactly 1 x 10 raised to a negative number. for example, we skipped over the value of 2.0 x 10-7.