Hey There!
The liver does not break down food, the pancreas breaks down the food in you're stomach.
Have A Brainly Day :)
Explanation:
The heart helps fight diseases by sending signals to either the pituitary gland or the microglia acts as a 1st responder once it senses an attack. it does this by boosting production of a molecule PCTR1, helps WBC's kill invading bacteria..