The dependant variable would be the salmon, because they depend on the water and pollution levels to give a result.
Answer:
theoder schwann and Rudolph Virchow
Answer:
B
Explanation:
Water moves from higher potential to lower potential i.e it moves from surounding to the cell.
He is credited with the discovery of Nucleic Acids.
The stomach is the correct answer it is lined with an digestive enzyme called pepsin.