Dr. Blackwell caused rats to stop breathing when he lesioned their MEDULLA.
When doctor Blackwell induced a lesion in the rats' medulla, he discovered that the rats stopped breathing. He explained this observation by saying that the medulla has functional role to play in the breathing process of rats.
Answer:
C
Explanation:
Recycling a metal can so it can be reused.
Answer:
I'm pretty sure it's B, pressure.
Explanation:
I hope this helped :)
Answer:
True
Explanation:
Because Bio means life, and diversity means the different species in one area.
In secondary succession, the pioneer species are plants that are adapted to exploit disturbances rather than bare rock. They typically include plants such as grasses, birch trees, and fireweed. Organic matter from the pioneer species improves the soil so other trees and plants can move into the area.
