<span>not move since their is an equal concentration between the two sides.
Diffusion
occurs because of the movement of molecules from the region of higher
concentration to the region of lower concentration. This movement of
molecules occurs due to a thermal motion. Diffusion normally occurs
between two compartments having difference in concentration. In case of
fluid it moves from the region of higher concentration to the region of
concentration until a balance is reached. The process of diffusion is
very important for the humans as well. The oxygen that humans breathe in
gets diffused with the blood.<span>
</span></span>
Answer:
A Pelvis
Explanation:
The fact that whales have a pelvis even though one is not required for marine life helps confirm that whales were descendants of land mammals. I hope this helps!
Changes in the gene pool are closely related to genetic mutations, which are a major part of evolution.
