The body is comprised of different elements with hydrogen, oxygen, carbon, and nitrogen as the major four. This tutorial..
Cell respiration is the process of creating ATP. It is "respiration" because it utilizes oxygen. Know the different stag..
Adaptation, in biology and ecology, refers to the process or trait through which organisms or the populations in a habit..
Plantlife can be studied at a variety of levels, from the molecular, genetic and biochemical level through organelles, c..
Animals adapt to their environment in aspects of anatomy, physiology, and behavior. This tutorial will help you understa..
Autotrophs flourished, absorbing carbon and light. Soon after, primitive life forms that could assimilate oxygen thrived..
