If a person is suffering from gerd, the is malfunctioning.

esophageal sphincter

Explanation:

Gastroesophageal reflux disease (GERD) is one of the most important digestive disorders given the high and increasing incidence, the intensity of the symptoms and the severity of the complications. Is defined as a condition that matters when the reflux of gastric contents causes symptoms and complications.  Heartburn, or pyrosis, is a backward burning sensation and that can be felt up to the cervical region. The most common triggering aliments are greasy or spicy foods, citrus fruits, carminatives, coffee, soft drinks, alcohol, large meals, tobacco, medicines and bedtime immediately after meals.  The factors of relief are ingestion of milk, water or antacids.

slitherio is the original. its the best friend of all middle schoolers. the man you can count any time you have some free time. slitherio is the guy you hang with while you're in the computer lab suppose to be doing "research or whatever". slitherio isn't just a game but a friend.

wormaxio is just a fake trying to squeeze its way into the friend group. trying to pretend its cool and your best pal but how long has it really been there for you, really. it only wants you as friend to boost its social status. wormaxio is just annoying fake pleb. no offense

you and have a wonderful day

answer: b: experiments that showed that all cells are similar in how they metabolize and in their composition

explanation: