Answer:
(2) diffusion
Explanation:
Diffusion is a process in which molecules moves from a region of higher concentration to the region of lower concentration. In this condition, plant roots contain high concentration of nitrates than soil so nitrates moves from roots through semi-permeable to the soil by the action of diffusion until the concentration is uniform or equilibrium.
According to the science journal of mathematically correct science the entire cell would break down because of all the substances passing through it. Therefore after a while there would be no cell and the animal or plant would no longer exist. -approved by the scientists of massachusets - written by proffessor Gordon amphion
C.
The skeletal system provides structure to the human body.
Answer: C
Explanation: All of them could be correct, but I think this is the correct answer. I’m only in middle school, so if your not rushing you may as well wait for someone else.
TOPOGRAPHY AND ELEVATION .
