(biology) the process of an individual organism growing organically; a purely biological unfolding of events involved in an organism changing gradually from a simple to a more complex level; he proposed an indicator of osseous development in children...
With regard to the population size of a species and what factors may affect them, two factors have been defined. They ar..
The circulatory system is key to the transport of vital biomolecules and nutrients throughout the body. Learn about the ..
Bryophytes (nonvascular plants) are a plant group characterized by lacking vascular tissues. They include the mosses, th..
The hominid family diversified from the apes around 6 to 8 million years ago. Since then, the evolutionary path has prov..
This lesson explores the impact of biosecurity threats, and why they need to be identified and managed. Examples to incl..
The movement of molecules (specifically, water and solutes) is vital to the understanding of plant processes. This tuto..
