There is no mucus in the lining of your small intestine. What needs to happen to the acid leaving your stomach?

Needs to be broken down into an enzyme called chyme then later broken down
explanation: The stomach is very acidic and breaks down the food into an even more acidic paste called chyme. Chyme moves from the stomach into the duodenum (the first part of the small intestine) through the pyloric sphincter. ... Stuck in the stomach, the chyme begins to rot.

Heyhonestly, probably not. humans have always had a tendency to waste things. whether it's food, cosmetic, infrastructure, or our abandoned constructions,the landscape is littered with the refuseof man. archaeology wouldn't be a developed discipline if humans didn't leave things behind. in a way it makes us human

hope it mark me as brainlieast.

Yes it is hereditary because of the penis