You eat pizza for lunch. Which step in the digestion process causes a chemical change in the pizza? Your teeth bite the pizza and take a small piece into your mouth.

Your stomach mixes acid and enzymes with the food to break down protein in the pizza.

Your esophagus is a tube that moves the food from your mouth into your stomach.

Your teeth grind the pizza to smash it.
IF U RIGHT, I WILL GIVE BRAINLIEST

The variability in marine salinity between habitats does not impact the fish living there. select the best answer from the choices provided t f

How does blood clotting prevent the entry of pathogens through cuts and wounds? answer asap,, this is due tomorrow. will mark as brainliest or whatever you call it : )

Two people each hold the end of a rope and create waves by moving their arms up and down. this wave is best classified as a transverse wave because a) both the rope particles and the wave are moving in the same direction. b) the wave is moving up and down as the particles of the rope move horizontally. c) the wave is moving horizontally as the particles of the rope move up and down. eliminate d) the wave is moving in a parallel direction with the motion of the person's arms.