Effects of eutrophication: 1  The algae covers the surface, it prevents the penetration of sunlight into the wter bodies. 2  The growth of aquatic animals inside the water body is affected. 3  The fishes are not able to get good oxygen hence they die. 4  Usually it takes a very long time for the water body to regenerate its initial state. 5  The movement of ...
12 people found this useful.   The color of bone cell, a connective tissue, is a yellowish, and blackish when stained. The osteocytes, blood vessels, and haversian canals are a black color while the h â¦ aversian lamellae, and canaliculi are a yellowish color.at has a yellow color, so the appearance of the material in the medullary cavity â¦ will get more yellow as a person ages, but the marrow itself is red. == Bones are usually filled with a whitish cream colored marrow.
The hue of human skin and hair is determined by the presence of pigments called melanins. Human skin color can range from darkest brown to lightest peach, or even nearly white or colorless in cases of albinism. Human hair ranges in color from white to red to blond to brown to black, which is most frequent.