Certain species are capable of expressing characteristics indicative of the state of the ecosystem they occupy. They are..
This tutorial noted some of the physical and chemical factors that provide the framework of a running water community in..
This tutorial describes the independent assortment of chromosomes and crossing over as important events in meiosis. Read..
Plants in lentic habitats have features not found in terrestrial plants. They acquired these features as they adapt to t..
Meet the colorful takahē, an extremely rare flightless bird. Find out more about its unique features and why they matte..
The endoplasmic reticulum and Golgi apparatus are the organelles involved in the translation step of protein synthesis a..