Sweating happens when your body gets too hot. Sweating is very effective because if your body didn’t have the ability to cool itself down you could get faint and disoriented from too much heat intake
Red blood cells are disc shaped. It is thought one factor that allows them to have this shape is because they do not have a nucleus. This tends to increase amount of space inside the cell for hemoglobin.
They have a flexible disc shape which helps increase the surface- to- area volume ratio which enables oxygen and carbon dioxide to diffuse across the red blood cell's plasma membrane more readily.
Their disc shape also enables them to squeeze through tiny capillaries that are half their size .
For some animals<span>, </span>the reason<span> for such protective behavior </span>is<span> to acquire and </span>protect<span> food sources, nesting sites, mating areas, or to attract a mate.</span>