Learn about community patterns and the ecological factors influencing these patterns. Revisit some of the ecosystems you..
Physiology is the study of how living organisms function. Thus, human physiology deals specifically with the physiologic..
Learn how the way genes control and determine every aspect of the body. This lesson uses lac operon as an example. ..
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The Earth's ecosphere was rapidly changing and throwing up a wide range of ecological niches that new adaptive organisms..
This tutorial looks at some of the communities in freshwater lentic habitats. For instance, symbiosis occurs in a commun..
Autotrophs flourished, absorbing carbon and light. Soon after, primitive life forms that could assimilate oxygen thrived..