Active transport could transport material across the membrane against the concentration gradient
Answer:
pressure
Explanation:
the earth's tectonic plates create pressure to make the magma rise
Answer:
The three layers of smooth muscle consist of the outer longitudinal, the middle circular, and the inner oblique muscles. Construction of these muscles helps mix and break the contents into a suspension of nutrients called chyme and propels it into the duodenum.
Answer:
I believe your answer would be --
B.) They remove urine from the body.
The person who studies living things is called a biologist
