The answer is liver and pancreas
Answer by JKismyhusbandbae: heroin
Why: Heroin and morphine are related. They are both derived from opium. And known as painkillers.
_____ believe that no one thing is intrinsically good.
a. hedonists
Too much hard work with zero results can cause stressful death..:/
Answer: A
Explanation: The blood–air barrier (alveolar–capillary barrier or membrane) exists in the gas exchanging region of the lungs. It exists to prevent air bubbles from forming in the blood, and from blood entering the alveoli. ... The barrier is permeable to molecular oxygen, carbon dioxide, carbon monoxide and many other gases.