Respuesta :

Answer:

Once proteins, fats and carbohydrates are digested, absorption takes place in the small intestine. Most of the digestion occurs in the first part of the small intestine while the absorption of broken down nutrients, water, vitamins, and minerals occurs in the rest of it.

After the food is broken down the molecules in the food gets broken down into atoms.

  • The atoms get digested, assimilated and gets combined with components of the bodily fluids.
  • The roughage from food include the all the atoms which are to be expelled out from the body.
  • Hence, digestion, assimilation, and excretion are the three things or processes that occur with the atoms present in the food.

Learn more about digestion:

https://brainly.com/question/19230783