Pollution of the atmosphere; air pollution reduced the visibility.An abiotic Factor, air Pollution is any substance that has a negative effect on living organisms in the environment, such as excessive concentrations of co2 that can result in global warming, thus changing temperature which is a factor in many biological processes.
This tutorial recognizes the importance of food as a source of energy that will fuel many biological processes. A good d..
This tutorial investigates the genetic diversity in more detail. It also delineates how certain alleles are favored over..
Meet some of New Zealand's unique fauna, including endemic insects, frogs, reptiles, birds, and mammals, and investigate..
Lentic or still water communities can vary greatly in appearance -- from a small temporary puddle to a large lake. The s..
This tutorial presents Gregor Mendel's law of dominance. Learn more about this form of inheritance and how it can be pre..
Proteins and minerals can be derived from various dietary sources. They are essential for the proper growth and developm..