The rhythmic contractions of the stomach and food along the alimentary canal is called peristalsis
Atp provides energy to transfer material against its concentration gradient.
Active transport transfer materials against their concentration gradient. I.e from a region of lower concentration to a region of higher concentration
Answer: Ursus is the bear and Maritimus is the Polar. Ursus means Bear and Maritimus means white, which could also mean polar.
