Physiology is the study of how living organisms function. Thus, human physiology deals specifically with the physiologic..
This tutorial looks at the adaptations of freshwater plants for them to thrive in still water habitats. Familiarize your..
Geological periods is a study guide that cites the different geological periods on Earth's timeline. Each has a brief ov..
A sensory system is a part of the nervous system consisting of sensory receptors that receive stimuli from the internal ..
This tutorial deals with the abiotic factors of the freshwater environment that determine what sort of life would be sui..