Bring oxygen to cells and take carbon dioxide away\
a: white blood cells
b: red blood cells
c: platelets

Recovery heart rate is to determine how fast the heart recovers and should be measured five to ten minutes after vigorous activity. true or false

Which of the following is a nonspecific defense against pathogens? - b cells - antibodies - t-cells - inflammation

Which safe and legal options do teen parents have if they think they are not ready to be parents? check all that apply. leave the baby in front of someone's door. surrender the baby under their state’s safe-haven laws. place the baby for adoption. release custody to the baby’s grandparents. give the baby to a stranger.