Steve’s stomach hurts due to acid reflux. He takes an antacid to relieve the pain. What chemical reaction is occurring in Steve’s stomach? A. Single displacement
B. Double displacement
C. Catabolism
D. Anabolism

*edit* i took the test and i picked a and it was incorrect for its c! rank the following suggestions for preventing std, in order of increasing effectiveness. 1) using latex condoms properly 2) using spermicidal foam or jelly with a monogamous partner 3) abstaining from sexual intercourse and genital contact a. 1, 2, 3c. 2, 1, 3

Elderly nursing home residents tend to decline faster and die sooner than they would otherwise if they lacka)biofeedback.b)mindfulness meditation.c)perceived control.d)type a personalities

The nutrient facts label on a food package lists the following: iron 50%. what does this figure indicate?