nictitating membrane A transparent fold of skin lying deep to the other eyelids at the mesial side, which may be drawn over the front of the eyeball. It is the so-called third eyelid, found in reptiles and birds generally and in many mammals...
Freshwater ecosystem is comprised of four major constituents, namely elements and compounds, plants, consumers, and deco..
This tutorial noted some of the physical and chemical factors that provide the framework of a running water community in..
The body is comprised of different elements with hydrogen, oxygen, carbon, and nitrogen as the major four. This tutorial..
This tutorial presents the benefits and the possible adverse eventualities of genetic engineering. Know more about this ..
Plants in lentic habitats have features not found in terrestrial plants. They acquired these features as they adapt to t..
The nucleus containing the genetic material, DNA, and the mitochondria, well-identified as the "powerhouse of the cell",..
