Definition
noun
The environment outside of the organism, which pertains to the physical, chemical, biological and social conditions surrounding the organism.
Supplement
The external environment is used in contrast to the internal environment of the organism.
Also called: environment.
Compare: internal environment.
Animals adapt to their environment in aspects of anatomy, physiology, and behavior. This tutorial will help you understand how animals adapt to their habitat. For instance, how animals thrive in aquatic habitat and are able to overcome osmosis. It also sheds light on the reasons animals adapt...
The human respiratory system is an efficient system of inspiring and expiring respiratory gases. This tutorial provides details of the different parts and functions of the respiratory system...
This tutorial looks at the adaptations of freshwater plants for them to thrive in still water habitats. Familiarize yourself with these various adaptations as well as their nutritional requirements obtained not from the soil but from freshwater...
The human body is capable of regulating growth and energy balance through various feedback mechanisms. Get to know the events of absorptive and post-absorptive states. This tutorial also describes the endocrine and neural control of compounds such as insulin and glucagon. It also deals with the regulation of growth, heat loss, and heat gain. ..
A sensory system is a part of the nervous system consisting of sensory receptors that receive stimuli from the internal and external environment, neural pathways that conduct this information to the brain and parts of the brain that processes this information. Know the different sensory systems of the human body as elaborated by this tutorial...
Human intelligence provided the means to utilize abstract ideas and implement reasoning. This tutorial takes a further look at the brain and its capabilities of it to be used to human advantage in daily life..
