Cell membrane, because that’s the structure that allows organelles to leave and enter
You want to be able to treat the disorder before it gets too bad and irreparable. If you figure out whats going on and what food or substances are causing the issue, you can avoid those and take other precaustions as well.
Answer:
The small intestine is very long so nutrients will have more time to be absorbed into the body as they pass through it.
The answer is <span>stimulants</span>