Answer:
A. A dog drinking water
Explanation:
Because def f external stimulus the feeling you describe as hunger, the churning sensation you experience when anxious or afraid.
The principle of conservation of mass is true. For reactants in both open and closed system. When a chemical reaction takes place in an open system. matter can enter from or escape to the surroundings
The answer should be —10 — 5i
The water will diffuse through the partially peamable membrane from high concentration to lower consentration areas. so the the water will move out of the cell by diffusion