Sound cannot travel through a vacuum. A vacuum is an area without any air, like space. So sound cannot travel through space because there is no matter for the vibrations to work in.
Answer:
Deep Ocean.
Explanation:
This area recives no sunlight at all
The medulla oblongata is a primary respiratory control center. It’s main function is to send signals to the muscle that controls respiration to cause breathing to occur. There are two regions in the medulla that control respiration the ventral respiratory group stimulates expiratory movement.
